178 thanh phan loai va tham thuc vat long an

Tap chi KHOA HOC DHSP TPHCM

Sd 61 nam 2014

^ THANH PHAN LOAI VA THAM THy'C V^T
VEN SONG YAM CO TAY, TINH LONG AN
LE B A KHOA', DANG VAN SON",PHAM VAN NGOT'"

TOM TAT
Kit qud nghiin ciru da xdc dinh duac ven sdng Vdm Cd Tdy cd 205 loai, 159 chi, 74
hp ciia 2 nganh thuc vat bac cap cd mach Id nganh Duong xi (Polypodiophyta) vd Ngpc
Ian (Magnoliophyta). Tdi nguyin thuc vat cd ich dupe thdng ke, trong dd cd 135 loai cay
cd gid tri lam thude, 31 loai lam thuc pham, 22 loai lam gia dung, 6 loai lam cdnh vd 1
loai cho tinh ddti. Dd xdc dinh 2 loai thuc vdt cd gid tri bdo tdn theo Sdeh Dd Viet Nam
(2007) la Cd na (Elaeocarpus hygrophilus) vd Lua trdi (Oryza ruflpogon). Dang sdng cua
thuc vat duac chia Idm 6 nhdm chinh la cay than thdo, cay bul, cay gd nhd, cdy go Idn,
day leo vd bdn ki sinh. Ddng thdi, ghi nhdn duac 11 kieu quan hpp thirc vpt cd d ven song
Vdm Co Tdy
Tir khda: Vam Cd Tay, thuc vat ven song, dat ng^p nuac, tai nguyen thuc v|t, tham
thirc vat.

ABSTRACT
Species composition and vegetation along the Vam Co Tay river.
Long An province
The results of the study of species composition ami vegetation along the Vam Co Tay
river recorded 205 species, 159 genera, 74 families belonging to two phyla of vascular
plants Polypodiophyta and Magnoliophyta. The plant resources were divided into five
groups as follows: (I) medicinal plants with 72 species, (2) vegetables with 31 species, (3)
household - used plants with 22 species, (4) ornamental plants with 6 species, and (5)
essential oU with I species Elaeocarpus hygrophilus and Oryza ruflpogon are listed for
conservation in Vietnam Red Data Book (2007). Life forms ofplants were divided into sa

groups including herbs, shrubs, small trees, big trees, lianas and hemiparasites. Moreover
11 plant communities were identified along the Vam Co Tay river.
Keywords: Vam Co Tay,riparianplants, wertands, plant resources, vegetation.
I.

D^t van de

Song Vam Co Tay la mot ttong hai nhanh ciia song Vam Co thuoc tinh Long An
dai 185km, chay qua cac huyen Vinh Hung, thi xa KiSn Tuong, Moc Hoa, Tan Thanh,
Thanh Hoa, Thii Thira, thanh pho Tan An, Tan Tru va Chau Thanh.
_HVCH, Tru&ng D?i hoc Su pham TPHCM
_ThS, ViSn Sinh hoc Nhiet ddi
TS. Truing Dai hpc Su pham TPHCM

60


Tap chi KHOA HOC DHSP TPHCM

LeBd Khoa va tgk

Song Vam Co Tay dugc xem la mot luu vuc a dong bang song Ciiu Long, la nai
giao thoa ciia hai he thong song Dong Nai va song Me Kong nen da tao ra cac sinh
canh thuc vat rat dac trung cho vung Dong Thap Muai. The nhung, trong nhung nam
gan day, dual ap luc cua su gia tang dan so ciing nhu anh huong ciia qua trinh biin d6i
khi hau, cung vai su khai thac khong hgp li ciia con nguai da gay tac dong nghiem
trong d§n he thuc vat ven bo, nhieu sinh canh thuc vat tu nhien dugc thay xhk bai cac
ao nuoi ca, dat canh tac hay cong trinh xay dung... Nghien ciiu nay nhSm cung d p
nhung dan lieu ve su da dang cua he thuc vat ven song Vam Co Tay ciing nhu gia tri
tai nguyen cua no, giiip cac co quan quan li co co sa khoa hgc trong viec quy hoach,

bao ton, sii dung va phat trien ben viing nguon tai nguyen thien nhien nay.
2. Phirong phap nghiSn curu
2. J. Ngoai th irc dia
Tiin hanh di^u tra va thu mlu thuc vat vao 3 dgt (thang 9, thang 10/2013, thang
3/2014) doc theo song Vam Co Tay; mau vat thu thap dugc chiip anh va xii II sa bg
ngoai thuc dia bing dung dich alcohol 70 - 80%, kem theo ghi H lich mlu.
De xac dinh cac quln hgp thuc vat, sii dung phuang phap Braun - Blanquet
(1964). Phuang phap Braun - Blanquet dua tren thanh phan loai hien dien de xac dinh
cac hgi doan thuc vat. De dan gian trong viec khao sat thuc dia chung toi chgn 6 mau
voi kich thuoc tucmg d6i cho cac kilu tham thuc vat khac nhau: 6 tieu chuan co kich
thuac 10m X 20m d6i vai quSn hgp cay go va cay bui; Im x Im d6i vai quan hgp ddng
CO. Trong moi 6 tieu chuan, tien hanh thu mau de xac dinh thanh phan loai, mo ta cac
dac diem cua tham thuc vat, ude lugng loai uu the.
2.2. Trong phdng thi nghiem
Xac dinh ten khoa hgc cac loai thuc vat theo phuang phap hinh thai so sanh tren
CO sa cac tai lieu chuyen nganh va cac mau chuan dugc luu giu tai Bao tang Thuc vat
thu6c Vien Sinh hgc Nhiet dai, dong thai phan chia dang song va cac nhom cay co gia
tri tai nguyen dua vao ket qua thuc dia ket hgp vai cac tai lieu nhu: Cay co Viet Nam
cua Pham Hoang Hg (1999 - 2003) [3], Cam nang tra ciiu da dang sinh vat ciia Nguyin
NghTa Thin (1997) [6], Nhung cay thuoc va vi thuoc Viet Nam cua D6 T^t Lgi (2004)
[5], Tu dlkn Cay thu6c Viet Nam ciia V6 Van Chi (2012) [2], Sach do Viet Nam (2007)
[1]. Lap danh luc thanh phan loai thuc vat theo each sap xep ciia Brummitt (1992). [7]
3.

Ket qua va thao luan

3.1. Da dang ve thanh phdn loai
Tir k6t qua diSu tra ngoai thuc dia kit hgp vaik^t qua phan tich trong phong thi
nghiem da ghi nhan dugc thanh phan loai thuc vat ven song Vam Co Tay co 205 loai,
thuoc 159 chi, 74 hg, ciia 2 nganh Thuc vat bac cao co mach la nganh Duong xi

(Polypodiophyta) va Nggc Ian (Magnoliophyta). Trong do, nganh Duong xi c6 10 loai
(chiim 4,9% tong s6 loai), 8 chi (chiim 5,0% tong so chi), 7 ho (chiem 9,5% tong s6
hg) la hg Rang la dira (Blachnaceae), Rau bg (Marsileaceae), Gat nai (Parkeriaceae),
61


Tap chi KHOA HOC DHSP TPHCM

S6 61 nam 2014

Rang (Pteridaceae), Beo ong (Salviniaceae), Bong bong (Schizeaeeae) va Don
(Thelypteridaceae); nganh Ngoe Ian co 195 loai, 151 chi, 67 ho. Nhu vay, cd the khang
dinh rang nganh Ngpc Ian chiem uu the ve tong so loai, chi va hp 6 khu v\rc nghiSn
cuu.
Phan tich sau hon ve nganh Ngpc Ian (Magnoliophyta) cho thay: lop Ngpc Ian
(Magnoliopsida) chi6m uru thS voi 143 loai (73,3% tong s6 loai trong nganh Ngpc Ian),
s6 chi la 109 (72,2% t6ng s6 chi), s6 hp la 49 (73,1% t6ng s6 hp); lop Mot la mim
(Liliopsida) co ti le thjp hon, eo sfl loai la 52 (26,7% tong s6 loai), s6 chi la 42 (27,8%
tong so chi), so hg la 18 (26,9% tong so hp). Nhu vay, 16p Ngoc Ian chiem uu the trong
nganh Thuc vat hat kin va tham chi trong toan he thuc vat vung nghien cuu.
6 cap dp hp, 10 hp CO so lupng loai nhieu nhat vol 101 loai chiem 49,3% t6ng s6
loai trong toan he. Trong do, hp co so lupng loai nhieu nhat phai ke den la hp Dau
(Fabaceae) co 20 loai (chiSm 9,8% t6ng so loai); ke den la hp Hoa thao (Poaceae) vi ho
Coi (Cyperaceae) co 14 loai (chiSm 6,8%); hp Cue (Asteraceae) va hp Bim bim
(Convolvulaceae) co 9 loai (chiem 4,4%); hp Thau dau (Euphorbiaceae), hp Ca ph^
(Rublaceae) va hp Hoa mom cho (Scrophulariaceae) moi hp eo 8 loai (chi^m 3,9%)), ho
Dau tam (Moraceae) co 6 loai (chiem 2,9%)) va sau cung la hp Sim (Myrtaeeae) eo 5
loai (chiem 2,4%)).
d cip dp chi, CO 10 chi co s6 lupng loai nhiSu nhit la chi Coi (Cypertis) c6 7 loai
(chito 3,4% tong s6 loai), kS dSn la chi Da (Ficus) co 6 loai (chiSm 2,9%)); chi Khoai

lang (//jomoeo) va chi Tram (Syzygium) ciing co 4 loai (chiSm 1,9%)); cac chi c6 3 loai
(chiem, 1,5%)) g6m: Bong bong (Lygodium), chi Bim (Merremia), chi Mic co
(Mimosa), chi Diep ha chau (Phyllanthus), chi Lpc vimg (Barringtonia), chi Rau dira
nucfc (Ludwigia), va ehi Thai lai (Commelina).
3.2. Ba dang ve dgng sdng eua thuc vat
Theo each phan chia dang s6ng eiia Nguyin Nghia Thin (1997) [6], thi thuc vat
vimg nghien ciiu dupe chia lam 6 nhom dang s6ng chinh, do la: cay than thao, cay bui,
cay gS nho, cay gS Ion, day leo va ban ki sinh. Trong do, nhom cay than thao (C) co
111 loai (chiem 54,2%o tong s6 loai), nhom nay g6m cac cay s6ng ven bai b6i, ven bo
song dat thip im, hay cac vung dit ngap nude, tap trung chii ySu vao cac hp nhu hp
Hoa thao (Poaceae), hp Coi (Cyperaceae), hp Cue (Asteraceae)... TiSp dSn la nhom
cay go ion (GL) va g6 nho (GN) lin lugt co 28 loai (chiim 13,7%) va 16 loai (chiim
7,8%), nhom nay gom cac cay s6ng o ven bcr song nhu hp Dao Ion hot
(Anacardiaceae), hp Na (Annonaceae), hp True dao (Apocynaceae), hp Sim
(Myrtaeeae), hp chile (Lecythidaceae)... Nhom day leo (DL) co 27 loai (chiim 13,2%)
chu yeu la cac hp Bim bim (Convolvulaceae), hp Bong bong (Schizeaeeae), hp Dau
(Fabaceae), hp Day m6i (Menispermaceae)... Nhom cay bui (B) co 21 loai (ehilm
10,2%)), nhom nay gap nhiiu a ven bo dit kho hay im tap trung chu yiu vao cac hg
nhu hg Dau (Fabaceae), hp Mua (Melastomataceae), hp Cau dira (Arecaceae)... Nhom
ban ki sinh (BKS) co 2 loai (ehilm 1,0%)), chii yiu tap trung vao cac hg Tim giii
62


Tap chi KHOA HOC DHSP TPHCM

Le Bd Khoa va tgk

(Loranthaceae) va ho Long nao (Lauraceae). Nhu vay, nhom cay than thao chiim ti
trgng cao nhat (54,2%) trong so cac dang song hien co o khu vuc nghien ciiu, chiing
khong chi gop phan lam gia tang tinh da dang cua he sinh thai thuc vat ven song ma

con dem lai gia tri sii dung cho nguai dan dja phuong, tham gia bao ve moi trucmg.
chong xoi mon va bien doi khi hau.
3.3. Da dang ve gia tri tai nguyen cua thirc vat
Gid tri sir dung: tai nguyen thuc vat co ich ciing dugc thong ke, trong s6 205 loai
hien dien trong khu vuc nghien ciiu thi co den vai 195 (chiim 95,1%) loai cay co gia tri
sii dung. Trong do, co 135 loai (chiem 65,9% tong so loai) co gia tri lam thuoc, 31 loai
(chiem 15,1%) cay lam thuc pham, 22 loai (chiem 10,7%) cay gia dung, 6 loai (chiim
2,9%) cay lam canh, 1 loai (chiem 0,5%) cho tinh dau. Cac loai dugc nguoi dan s6ng
ven song Vam Co Tay khai thac pho bien de lam canh nhu; Lpc viing {Barringtonia
acutangiila), Chiec {Barringtonia conoidea), Si {Ficus benjamina). Sop {Ficus
superba); sii dung lam thuc pham va lam thuoc chCra benh nhu: Choai {Stenochlaena
palustris), Rau nhiit {Neptunia oleracea), Rau ma {Centella asiatica), hay khai thac l4y
go dung trong x^y dung, dong cac do diing gia dinh, tau thuyen, cho sgi de ben thanh
day, thung, lam do mi nghe hoac lay ciii nhu: Mu u {Calophyllum inophyllum), Tram
{Melaleuca cajupiitil), Tra lam chieu {Hibiscus tilliaceus). Son nuac {Gluta velutina),
Luc binh {Eichhornia crassipes). Ngoai cac gia tn sii dung neu tren, nhieu loai thuc vat
con CO gia tri xii li lam sach moi truang gop phan khong nho trong viec dieu hoa va can
bang m6i truang nuac nhu; Beo cam nho (Lemna minor), Beo cai {Pistia stratiotes),
Beo tai chugt {Salvinia cucullatd). Say {Phragmites karka), Rau dira nuac {Ludwigia
adscendens), Nghe {Polygonum tomentosum), Luc binh {Eichhornia crassipes)...
Gid tri ve nguon gen quy hiem: de co bien phap bao ve cac loai, viec quan trpng
la danh gia cac miic dp de dpa ciing rat quan trgng, tir do co chinh sach uu tien va bao
ve hgp li. Theo Sach Do Viet Nam (2007) a viing nghien ciiu co 2 loai (chiem 1,0%)
dugc xep vao danh luc cac loai thuc vat can dugc bao ton a thii hang Se, nguy cap(VU)
la Ca na {Elaeocarpus hygrophilus) va Lua trai {Oryza ruflpogon).
3.4. Cdc kieu tham thtJtc vat trong vung nghien cuu
Qudn hQfp Ban chua {Sonneratia casaeolaris): day la qu4n hgp dac trung cho
viing ven song Vam Co Tay 6 thi xa Tan An, huyen Thil Thira, huyen Thanh Hoa vai
B&i chua {Sonneratia casaeolaris) la loai uu thi. Ngoai ra con xu§t hien cac loai mgc
xen khac nhu; Dira nuac {Nypa fruticans), Mai dam {Aglaodorum griffithii), Tra lam

chieu {Hibisciistilliaceus), 6 ro trang {Acanthus ebracteattts), Choc gai {Lasia
spinosa), Dira gal {Pandanus kaida).
Qudn hap Dira nu&c {Nypa fruticans): xuat hien chii yeu a khu vuc huyen Tan
An va Thii Thiia voi loai uu the la Dira nuac {Nypa fruticans), mgc xen con c6 O ro
tring {Acanthus ebracteatus). Ngoai ra con co cac loai thuc vat khac tham gia nhu: Bin
chua {Sonneratia casaeolaris), Diia gai {Pandanus kaida), Muap sat {Cerbera
odollam), San nuac {Gluta velutina), Tra lam chieu {Hibiscus tilliaceus), Lgc viing
63


Tap chi KHOA HOC OHSP TPHCM

S6 61 nam 2014

(Barringtonia acutangula), Trao trao (Excoecarta indica), Luc binh (Eichhornia
crassipes)... Day dugc xem la quan hpp kha da dang vl thanh phin loai.
Qudn hpp Dira nude (Nypa fruticans) - Bdn chua {Sonneratia casaeolaris) - Tra
Idm chiiu (Hibiscus tilliaceus): gap o huyen Tan Tru, thanh pho Tan An, huyen Thii
Thira voi loai chiim uu thi la Tra lam chilu (^Hibiscus tilliaceus), Dira nuac (Nypa
fruticans) va Bin chua (Sonneratia casaeolaris), ciing vai cac loai khac nhu; Chun bau
bin canh (Combretum tetralophum), Vult chua (Uncaria aeida). Son nuoc (Gluta
velutina), M&t meo khing 16 (Mucuna gigantea), Luc binh (Eichhornia crassipes)...
Trong qua trinh thuc dia, chiing toi ghi nhan 3 kieu quin hpp tren dupe gap chii
yiu 6 doan song thupc dia ban huyen Chau Thanh din huyen Thanh Hoa. Vai su co
mat eiia loai Bin chua, Diia nuoc, Muop sat, Tra lam chilu, 6 ro trtag... la nhihig loai
dac trung cho viing nude Ip [4], chiing hinh thanh canh quan dac sic cua tham thuc vat
ven song Vam Co Tay, giii vai tro quan trpng trong viSc c6 dinh bai boi ven song va
ching sat lo ba song. Tuy nhien, do qua trinh khai thac dit nong nghiep, xay dung nha
cira nen dai tham thuc vat ven song 6 day nho (chi rpng khoang 5 - 10m tinh tir mep
nude vao bcr), bi chia cat, co nguy eo bi pha huy.

Qudn hpp Dua gai (Pandanus kaida): quan hop ban ngap nuac tren dat am. Loai
Dira gai (Pandanus kaida) ehilm phan Ion sinh canh. Mot s6 loai thirc vat khac mpc
xen nhu; Chun biu bin canh (Combretum tetralophum), Chiec chiiy (Barringtonia
conoidea). Son nuoc (Gluta velutina), Gao nuoc (Cephalanthus tetrandra), Vuot chua
(Uncaria acida), Luc binh (Eichhornia crassipes), Mon nuoc (Colocasia esculenta) va
Rau muong dimg (Ludwigia oetovalvis). Kieu quSn hpp nay gap rai rac dpc theo song
Vam Co Tay tit huyen Tan Tru din huyen Mpc Hda.
Qudn hap Say (Phragmites karka): thanh phan loai trong quan hap nay kha don
gian gom mot sd loai nhu; Mdn nude (Colocasia esculenta), Luc binh (Eichhornia
crassipes), Rau dira nude (Ludwigia adscendens), Rau trai (Commelina longlfolia), Co
ong (Panicum repens) va Cd nga (Coix aquatic). Kieu quan hgp nay dugc gap a ven hit
cua cac huyen Thanh Hda, Mgc Hda, thj xa Kien Tuong va huyen Vinh Hung.
Qudn hpp Mdn nude (Colocasia esculenta): day la kieu tham thuc vat gSp hiu het
d nhung viing ban ngap nude va ngap nude, phan bo chii yeu dpc theo hai ven bcr dat
im, bai bdi ngSp nude khi trilu len. Mgc xen vdi Mon nude (Colocasia esculenta) con
cd cac loai thuc vat khac tham gia nhu: Luc binh (Eichhornia crassipes), Rau trai
(Commelina longlfolia), Nghi (Polygonum tomentosum), Rau mac thon (Monochoria
hastata), Vuot chua (Uncaria acida), Tra lam chieu (Hibiscustilliaceus), Dira nude
(Nypa fruticans) va Mat meo khdng [o-(Mucuna gigantean).
Qudn hap Nghe (Polygonum spp.); day la kieu tham thirc vat dac tnmg cho viing
ngap nude thudng xuyen va viing chuyen tiep tir luu vuc len bd cao, cac loai trong chi
Polygonum chiim im thi trong quin hgp nay. Phin Idn la Nghi (Polygonum
tomentosum), Nghe rau (Polygonum barbatum) mpc thanh dam, tag thanh timg hpi
doan Nghi dgc theo hai ben bd sdng. Ben canh cdn cd nhiiu loai cay than thao khac
64


Tgp chi KHOA HOC DHSP TPHCM

LeBd Khoa vd tgk

mgc xen nhu: Rau muong dumg {Ludwigia oetovalvis), Rau dira nuoc {Ludwidgia
adcendens), Rau trai {Commelina longlfolia), Co ong {Panicum repens), Mon nuac
{Colocasia esculenta), Luc binh {Eichhornia crassipes). Quan hgp nay hien dien chii
yeu tren nhimg viing dat ngap va am quanh nam, vai tang biin kha day va thanh phhn
dinh duong cao, cac loai thuc vat co kha nang thich ling vai diiu kien s6ng ngap va ban
ngap theo dinh ky.
Qudn hap Co ong {Panicum repens) - Nghi {Polygonum tomentosum) - Mon
nuac {Colocasia esculenta): la kieu tham thuc vat tren vimg ngap nuoc va ban ngap
nuac ven song Vam Co Tay, voi loai uu the la Co 6ng (Panicum repens), Nghi
(Polygonum tomentosum) va Mon nuac (Colocasia esculenta). Con co mot s6 loai
thuang gap trong quan hgp nay la: Rau muang diing (Ludwigia oetovalvis), Luc binh
(Eichhornia crassipes), Co nga (Coix aquatic), Rau trai (Commelina longlfolia), Mai
ducmg (Mimosa pigra).
Qudn hap Luc binh (Eichhornia crassipes): kieu tham thuc vat nay hien dien tren
viing ngap nuac quanh nam, phan Ian la nhiing noi nuoc diing, s6 lugng ca the day
dac. Mot so lo^i mpc xen thuang gap trong kieu nay la Mon nuoc (Colocasia
esculenta), Co nga (Coix aquatic), Co ong (Panicum repens), Nghe (Polygonum
tomentosum), Rau trai {Commelina longlfolia), Rau dira nuac (Ludwigia adscendens),
Sam long (Cyclea peltata). Say (Phragmites karka). Luc binh sinh truang va phat trien
manh vao mua kho, phii kin doan song tir huyen Thanh Hoa den thi xa Kien Tuang,
anh huofng nghiem trgng den luu thdng ciia tau thuyen.
Quan hap Co nga (Coix aquatic): la quan hgp thuc vat ban ngap nuac vai Co nga
(Coix aquatic) la loai uu the, so lugng nhieu va phat trien day dac cao tCr 30-40cm, co
khi cao toi 70-80cm. Dang quan hgp nay bat gap kha nhieu a viing ven song Vam Co
Tay, cimg voi mot so loai khac mgc xen nhu: Mon nuoc (Colocasia esculenta), Nghe
(Polygonum tomentosum), Rau muong diing (Ludwigia oetovalvis), Rau mac thon
(Monochoria hastata), Co ong (Panicum repens), Luc binh (Eichhornia crassipes).
Qudn hap Rau dira nuac (Ludwigia adscendens)
Mon nuac (Colocasia

esculenta) ~ Co nga (Coix aquatic): day cung la kieu tham hien dien tren viing ngap
nuac quanh nam. Loai uu the trong quan hgp la Rau dira nuoc {Ludwigia adscendens),
Mon nuoc (Colocasia esculenta) va Co nga {Coix aquatic) ket hgp vol cac loai khac
t^o thanh be ndi c6 dinh nhu: Day vac (Cayratia trifolia), Mai dam (Aglaodorum
griffithii), Rau muang diing (Ludwigia oetovalvis), Rau mac thon (Monochoria
hastata).

65


Tap chi KHOA HOC DHSP TPHCM

S6 61 ndm 2014

4.

Ket luan
Da ghi nhan dupe d khu vuc nghien cim cd 205 loai, thupc 159 chi, 74 hp, ciia 2
nganh thuc vat bac cao cd mach la nganh Duong xi (Polypodiophyta) va Ngpc ian
(Magnoliophyta).
Da xac dinh dugc d khu vuc nghien ciru cd 195 loai thuc vat (chiem 95,l%o tong
sd loai) cd gia tri su dung nhu: lam thuoc cd 135 loai (ehilm 65,9%)), 31 loai (ehilm
15,1%)) cay lam thuc phim, 22 loai (ehilm 10,7%o) cay gia dung, 6 loai (chiim 2,9%)
cay lam canh, 1 loai (chiem 0,5%)) cay cho tinh diu.

Cd 2 loai thuc vat eo gia tri bao tdn d thir hang Se nguy cap (VU) theo Sach Do
Viet Nam (2007) la Ca na (Elaeocarpus hygrophilus) va Lua trdi (Oryza ruflpogon).
Thuc vat ven sdng Vam Cd Tay dupe chia lam 6 nhdm dang sdng chinh, dd la;
cay than thao cd 111 loai (ehilm 54,2%o tdng so loai), gd Idn ed 28 loai (ehilm 13,7%),
gd nhd cd 16 loai (chiem 7,8%)), day leo ed 27 loai (ehilm 13,2%o), cay bui cd 21 loai

(chiem 10,2%o) va ban ki sinh cd 2 loai (ehilm 1,0%)).
Cd 11 kieu quan hgp thuc vat dugc ghi nhan a ven sdng Vam Cd Tay.
Sir xam lin cua loai Mai duong (Mimosa pigra) cung nhu su phat tan nhanh ciia
Luc binh (Eichhornia crassipes) dang co chieu hudng gia tang, gay tac hai din moi
trudng sdng ciia khu he dpng thuc vat, lam thay ddi cac kilu tham va can trd viec di Iji
cua ngudi dan.

1.
2.
3.

TAI UpJ THAM KHAO
Bp Khoa hpc va Cong nghe, Vien Khoa hpc va Cdng nghe Viet Nam (2007), Sdch
Dd Viet Nam, Phdn II. Thuc vdt. Nxb Khoa hpc tu nhien va Cdng nghe. Ha Noi.
V6 Van Chi (2012), Tir diin cay thude Viet Nam, tap (1, 2), Nxh Y hpc, Ha Noi.
Pham Hoang Hp (1999-2003), Cdy cd Viet Nam, tap (1, 2, 3), Nxb Tre, TP H6 Chi
Minh.

4.

Phan Nguyen Hdng (chii bien), Trin Van Ba, Vien Ngge-Nam, Hoang Thi San, Vu
Trung Tang, Le Thj Tri, Nguyen Hoang Tri, Mai SI Tuin va LS Xuan Tuin (1999),
Rimg ngap man Viet Nam. Nxb Nong nghiep.

5.
6.

Do Tat Lpi (2004), Nhimg cdy thude vd vi thude Viet Nam, Nxb Y hgc. Ha Noi.
Nguyin Nghia Thin (2007), Cdc phuang phdp nghien ciru thuc vdt, Nxb Dai hgc
Qudc gia Ha Noi.

Brummitt R. K. (1992), Vascular plant families and genera. Royal botanical garden,
Kew.

7.

66


Tap chi KHOA HOC DHSP TPHCM

Le Bd Khoa vd tgk

PHV LUC
DANH LUC THl/C V^T VEN SONG VAM CO TAV, TINH LONG AN
STT

1
2
3
4
5
6
7
8
9
10

11
12
13

14
15
16
17
18
19
20
21

TEN KHOA HOC

TEN VIET NAM

POPYPODIOPHYTA
NGANH DU'ONG
Ho Rang la dira
Blechnaceae
Stenochlaena palustris (Burm. f.) Choai
Marsileaceae
Ho Rau bo
Marsilea quadrifolia L.
Rau bo
Parkeriaceae
Ho Gat nai
Ceratopteris siliquosa (L.) Copel.
Rang gat nai
Pteridaceae
Ho Rang
Acrostichum aureum L.
Rang dai

Salviniaceae
Ho Beo ong
Azolla caroliana Willd.
Beo dau muc
Beo tai ehudt
Salvinia cucullata Roxb.
Schizeaeeae
Ho Bong bong
Lygodiumflexuosum(L.) Sw.
Bong bong deo
Bong bong leo
Lygodium seandens (L.) Sw.
Lygodium microphyllum (Cav.) R. Bong bong la nhd
Thelypteridaceae
HoDdn
Cyclosorus interruptus (Willd.) H. Rang chu quan gian
NGANH
NGOC
MAGNOLIOPHYTA
DICOTYLEDONAE
LdP
HAI LA
Acanthaceae
HoOro
Acanthus ebracteatus Vahl
0 ro trang
Mam trang
Avicennia alba L.
Hemigraphis brunelloides (Lam.) Bantu
Amaranthaceae

Ho Rau den
Co xudt
Achyranthes aspera L.
Alternanthera sessilis (L.) R.Br, ex Rau deu
Den gai
Amaranthus spinosus L.
Den com
Amaranthiis viridis L.
Anacardiaceae
Ho Dao Ion hot
Gluta velutina Bi.
Son nude
Annonaceae
HoNa
Annona glabra L.
Binh bat nude
Apiaceae
Ho Hoa tan
Centella asiatica (L.) Urb.
Rau ma
Apocynaceae
Ho True dao
Quynh anh
Allamanda catharlica L.

DANG
S6NG

CONG
DUNG

C

T, OD

C

T, TP

c

TP

c

TP, GD

c
c

T

c

T

C

T

GN
GL
C

T.TD

C
C
C
C

T,TP
T
T,TP
T, TP

DL
C

GL
GN

T

C

T,TP

DL

T,LC
67


SS 61 nam 2014

Tap chi KHOA HOC OHSP TPHCM

22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43

44
45
46
47
48
49
50
51
52
53
68

Cerbera odollam Gaertn.
Aquyfoliaceae
Ilex cymosa Bi.
Asclepiadaceae
Sarcolobus globosus Wall.
Tylophora tenuis BI.
Asteraceae
Ageratum conyzoides (L.) L.
Centratherum punctatum Cass.
Eclipta prostrata (L.) L.
EnhydrafluctuansLour.
Eupatorium odoratum L.
Grangea maderaspatana (L.) Poir.
Synedrella nodiflora (L.) Gaertn.
Vernonia cinerea (L.) Less.
Wollastonia biflora (L.) DC.
Bignoniaceae
Dolichandrone spathacea (L.f.)

Boraginaceae
Heliotropium indieum L.
Campanulaceae
Sphenoclea zeylanica Gaertn.
Capparaceae
Crateva religiosa G.Forst.
Cleome chelidonii L.f.
Clusiaceae
Calophyllum inophyllum L.
Combretaceae
Combretum tetralophum C.B.Clarke
Convolvulaceae
Aniseia martinicensis ( Jacq.) Choisy
Bonamia semidigyna (Roxb.) Hallier
Ipomoea aquatica Forssk.
Ipomoea cheirophylla O'Donell
Ipomoea maxima Don ex Sweet
Ipomoea violacea L.
Merremia hederacea (Burm. f.)
Merremia hirta (L.) Merr.
Merremia tuberrosa (L.) Rendle
Cucurbitaceae
Gymnopetalum chinense (Lour.)
Luffa cylindrica (L.) M.Roem.
Zanonia indica L.

Mudp sat
Ho Bid
Bill tu tan
Ho Thien li

Day cam
Dau dai manh
HoCiic
Co hoi, cd cut ign
Cue soi tim
Cd nhp ndi, ed muc
Rau ngo
Cdlao
Rau cdc
Boxit
Bach dau dng
Son cue hai hoa
Ho Quao
Quao nude
Ho Vdi voi
Vdi voi
Ho Hoa chuong
Xa bong
Ho Bach hoa
Bun
Man man tim
HoBu-a
Miiu
Ho Chun biu
Chun bau bon canh
Ho Bim bim
Bim nude
Bdnam
Rau muong
Bim tay

Bim nhd
Bim
Bim vang
Bim long
Bimcil
Ho Bau bi
Cirt qua
Mudp
Thiet bat, Luc lac

GN

T

GN

GD

DL
DL

T
T

C
C
C
C
C

T

c
c
c
c

T
T,TP
T
T
T,PX
T
T

GL

T

C

T

C

T,TP

GL
C

T,TP.
T

GL

T

B

T

DL
DL
DL
DL
DL
DL
DL
C
DL

T

C
DL'
DL

T, TP
T
LC

T,TP
T
T
T,TP
T

T 1


Tap ch KHOA HOC DHSP TPHCM

54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72

73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88

Li Bd Khoa va tgk

Ho Dau
Dipterocarpaceae
Hopea odorata Roxb.
Sao den
Ho Com
Elaeocarpaceae
Elaeocarpus hygrophilus Kurz
Cana
Elaeocarpus harmandii Pierre
Com harmand
Euphorbiaceae

Ho Thau dau
Antidesma ghaesembilla Gaerta.
Choi moi
Cd sira la idn (Vu
Euphorbia hirta L.
Cd siia la nho
Euphorbia thymifolia L.
Exeoecaria
indica
(Willd.) Trao trao
Glochidion littorale Blume
Bgt ech bien
Phyllanthus amarus Schumaeh. & Diep ha chau dang
Phyllanthus reticulatus Poir.
Phen den
Phyllanthus urinaria L.
Chdde
Fabaceae
Ho Dau
Acacia auriculiformis Benth.
Keo bong vang
Diep xoan
Caesalpinia crista L.
Dau cd bien
Canavalia cathartica Thouars
Dau budm
Centrosema pubescens Benth.
Dau biee hoa tim
Clitoria mariana L.
Derris indica (Lam.) Bennet

Nim, day lim
Derris trifoliata Lour.
Cdc ken nude
Intsia bijuga (Colebr.) Kuntze
Go nude
Leucaena leueocephala (Lam.) de Keo giau, bo chet
Macroptilium lathyroides (L.) Urb. Dau dieu
Trinh nii moc
Mimosa invisa Colla
Mai duong
Mimosa pigra L.
Trinh nii
Mimosa pudica L.
Mat meo
Mucuna gigantea (Willd.) DC.
Rau nhut
Neptunia oleracea Lour.
Muong trau
Senna alata (L.) Roxb.
Muong tay
Senna occidentalis (L.) Link
Dien dien hoa vang
Sesbania cannabina (Retz.) Pers.
Dien dien
Sesbania sesban (L.) Merr.
Vigna adenantha (G.Mey.) Marechal Dau hoa tuyen
HQ Miing qu^n
Flacourtiaceae
Cha ran long day
Homalium tomentosum Benth.

Ho Hting
Lamiaceae
Hyptis rhomboidea M.Martens & E idn dau
Ocimum basilicum L.
Hung que
Lauraceae
Ho Long nao
Cassytha filiformis L.
Toxanh
Lecythidaceae
Hg Chile

GL

GD

GL
GL

T,TP

GL
C
C
GL
B
C
B
C

T,TP
T
T
GD
T
T
T
T

GL
GN
DL
DL
C
GL
DL
GL
C
C
C
C
C
DL
C
B
B
B
B
DL

T
T
LC
LC
T
T, GD
T
T, GD
T

T
T
R
T
T
T
T, TP
LC

GL
C
B

T
T

BKS

T

So 61 nam 2014

Tap chi KHOA HOC DHSP TPHCM

89
90
91
92
93
94
95
96
97
• 98
99
100
101
102
103
104
105
106
107
108
109
110
Hi
112
113

114
115
116
117
118
119
120
70

Barringtonia acutangula (L.)
Barringtonia conoidea Griff.
Barringtonia racemosa (L.) Spreng.
Lentibulariaceae
Utricularia aurea Lour.
Loranthaceae
Dendrophtoe pentandra (L.) Miq.
Lyfhraceae
Ammannia baccifera L.
Lagerstroemia speciosa (L.) Pers.
Rotala hexandra Wall, ex Koehne
Sonneratia casaeolaris (L.) Engl.
Malvaceae
Abelmoschus moschatus Medik.
Hibiscus tilliaceus L.
Urena lobata L.
Melastomaceae
Melastoma affine D.Don
Melastoma imbrieatum Wall, ex
Meliaceae
Aglaia cucullata (Roxb.) Pellegr.

Menispermaceae
Cocculus orbiculatus (L.) DC.
Cyclea peltata (Lam.) Hook.f. &
Tiliacora racemosa Colebr.
Tinospora sinensis (Lour.) Merr.
Molluginaceae
Mollugo pentaphylla L.
Moraceae
Ficus benjamina L.
Ficus heterophylla L.f.
Ficus hirta Vahl
Ficus microearpa L.f
Ficus religiosa L.
Ficus superba Miq.
Myristicaceae
Horsfieldia irya (Gaertn.) Warb.
Myrtaeeae
Melaleuca ca/uputl Powel.
Syzygium
cinereum
(Kurz)
Syzygium cumini (L.) Skeels
Syzygium jambos (L.) Alston
Syzygium samarangense (Blume)

Lpc vimg
Chiec chiiy
Chiec chiim
HQ Nht can
Nhi can vang

HQ Tam giri
Mocki
Hg Bing ling
Mill chd nhieu trai
Bing lang nude
Luan thao
Ban chua
Hg Bdng
Bup vang
Tra lam chieu
Ke hoa dao
HgMua
Muoi da hiing
Mudi dng
Hg Xoan
Dai ngua nude
Hg DSy moi
Day xanh, moc
Day sam long
Day suong sam
Day dau xuong
Hg Co binh cu
Cd Binh cu
Hg Dau tam
Xanh, Si
Viibd
Ngaikhi
Gira
Bode
Sop

Ho Nhuc dau khau
Xang mau
HgSim
Tram
Tram se
Tram simg
Li
Man hoa trang

GL
GN
GL

T
LC
T

C
BKS
C
GL
C
GL

T,TP

C
GL
B

T
GD
T

T
T

B
GN
GN

T

DL
DL
DL
DL

T
T
T
T

C

T

GL
C
GN

GL
GL
GL

T
T
T
T
TP, LC

GN
GL
GL
GL
GN •
GN

T,
TP,
T,
T,
T


Tap chi KHOA HQC OHSP TPHCM

121
122
123
124

125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151

Li Bd Khoa va tgk

Onagraceae
Ho Rau mirffng
Ludwigia adscendens (L.) H.Hara
Rau dira nude
Ludwigia
oetovalvis
(Jacq.) Rau muong dung
Ludwigia hyssopifolia (G.Don) Exell Rau muong thon
Passifloraceae
Ho Nhan long
Passiflora foetida L.
Nhan long
Piperaceae
Hg Ho tieu
Peperomia pellucida (L.) Kunth.
Cang eua
Polygonaceae
Ho Rau ram
Polygonum barbatum L.
Nghe trang, nghe rau
Polygonum tomentosum Willd.
Nghe
Portulacaceae
Ho Sam
Portulaea oleracea L.
Rau sam
Primulaceae
Ho Anh thao
Ardisia humilis Vahl
Com ngudi

Rhizophoraceae
Ho Dirdc
Bruguiera sexangula (Lour.) Poir.
Vet den
Rhizophora apiculata Blume
Dude doi
Rubiaceae
Ho Ca phe
Cephalanthus tetrandra (Roxb.) Gao nude
Gardenia Jasminoides J Ellis
Danh danh
Nhau
Morinda citrifolia L.
Morinda persicifolia Buch.-Ham.
Nhau nude
Oldenlandia diffusa (Willd.) Roxb. Bach hoa xa thiet
Paederia consimilis Pierre ex Pit.
Mo long
Paederia foetida L.
Thui dich
Uncaria acida (Hunter) Roxb.
Vuot chua
Rutaceae
Ho Cam
Euodia lepta (Spreng.) Merr.
Ba chae
Scrophulariaceae
Ho Hoa mom cho
Vimg dat
Artanema longifolium (L.) Vatke

Bacopa monnieri (L.) Wettst.
Rau dang bien
Man dat
Lindernia antipoda (L.) Alst.
Lindernia Crustacea (L.) F. Muell. Lit dang can
Lindernia viscosa (Homem.) Merr. Lit dang trin
Limnophila aromatica (Lam.) Merr. Om
Cam thao nam
Scoparia dulcis L.
Td hen ray
Torenia polygonoides Benth.
HoCa
Solanaceae
Physalis angulata L.
Thil lii canh
Verbenaceae
Ho Co roi ngira
Clerodendrum inerme (L.) Graertn. Vang hdi
Gmelina asiatica L.
|Tuhii

C
C
C

T
T
T

DL

T,TP

C

T, TP

C
C

T
T

C

T

GN

T

GL
GL

T,GD

GN
B
GN
B

C
C
DL
DL

T
T,TP
T
T
LC
T
T

B

T

C
C
C
C
C
C
C
C

T
T,TP
T
T

c

T

B
B

T
T

T
T

71


S3 61 nam 2014

Tap chi KHOA HQC DHSP TPHCM

152
153
154
155
156
157
158
159
160

161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
72

Premna serratifolia L.
Vitaceae
Cayratia trifolia (L.) Domin
MONOCOTYLEDONAE
Alismataceae
Sagittaria sagittifolia L.

Amaryllidaceae
Crinum asiatieum L.
Araceae
Aglaodorum griffithii (Schott) Schott
Colocasia esculenta (L.) Schott
Lasia spinosa (L.) Thw.
Pistia stratiotes L.
Arecaceae
Caryota mitis Lour.
NypafruticansWurmb
Commelinaceae
Commelina communis L.
Commelina diffusa Burm.f.
Commelina longlfolia Lam.
Cyperaceae
Cyperus brevifolius (Rottb.) Hassk.
Cyperus compactus Retz.
Cyperus elatus L.
Cyperus malaccensis Lam.
Cyperus pilosus Vahl
Cyperus platystilis R. Br.
Cyperus pulcherrimus Willd.ex
Eleocharis dulcis (Burm.f) Trin. ex
Fimbristylis miliacea (L.) Vahl
Fuirena umbellata Rottb.
Lepironia articulata (Retz.) Domin
Scirpus mucronatus L.
Scleria eiliaris Nees
Scleria poiformis Retz.
Dioscoreaceae

Dioseorea glabra Roxb.
Flagellariaceae
Flagellaria indica L.
Heliconiaceae
Heliconia psittaeorum L.f
Lemnaceae
Lemna minor L.

Cach
HgNho
Day vac
LCKP MOT LA
Hg Trach ta
Rau mac
Hg Loa ken do
Chudi nude
Ho Ray
Mdi dam
Mdn nude
Choc gai
Beo cai
Ho Cau dira
Dung dinh
Dira nude
Hg Thai lai
Trai thudng
Thai lai trang
Trai la dai
HoC6i
U du than ngan

Lac ba dao
Udu
Lac nude
Cdi bong
Lac vol dep
Lac d?p
Nang ngot
Cd chae
Cd dang tan
Cdbang
Hoang thao mGi
Cutmg ria
Dung
Ho Cu nSu
Khoai rang
Ho May nirdc
May nude
Ho Chuoi phao
Mdket
Ho Beo cam
Beo cam nhd

GN

T

DL

T

C

T,TP

B

T

C
C
C
C

T,TP
T,TP
T
T,PX

B
B

LC
TP,GD

C
C

T

c

c
c
c
c
c
c
c
c
c
c
c
c
c
c

GD

c

T,TP

DL

T,GD

C

LC

C

T


Tap chi KHOA HQC DHSP TPHCM

183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205

Le Bd Khoa va tgk

Ho Ne thao
Limnocharitaceae
Limnocharis flava (L.) Buehenau
Keo neo
Hg Dong
Marantaceae
Schumannianthus
dichotomus Liin nude
Pandanaceae
Ho Dira
Pandanus kaida Kurz
Dua gai
Fhilydraceae
Hg Co dudi Ivon
Philydriim lanugtnosum Banks & Diia bep
Poaceae
Hg Hda thao
Bambusa blumeana SehuU.f
Tre gai
Brachlarla mutica (Forssk.) Stapf
Cd long
Coix aquatica Roxb.
Conga
Cynodon dactylon (L.) Pers.
Cdchi
Echinoehloa colona (L.) Link
Cd long vuc can
Echinochloa crus-galli (L.) P.Beauv. Cd long vuc

Hemarthria longiflora (Hook.f) Cd bap, cd ban tiet
Hygroryza aristata (Retz.) Nees ex Cd chan vit
Wight & Am.
Hymenaehne amplexleaulis (Rudge) Cd mom mo
Cd dudi phung
Leptochloa chinensis (L.) Nees
Oryza ruflpogon Griff
Luatrtri
Cddng
Panicum repens L.
Phragmites karka (Retz.) Trin. ex Say
Steud..
Saccharum arundinaceum Retz.
Lau, Cd may
Ho Luc binh
Pontederiaceae
Eichhornia crassipes (Mart.) Solms Luc binh
Rau mac thon
Monochoria hastata (L.) Solms
Monochoria vaginalis (Burm.f) Rau mac bao
Hg Hoang dau
Xyridaceae
Hoang dau an
Xyris indica L.
HgGihig
Zingiberaceae
Re
Catimbium latilabre (Ridl) Holtt.

Ghi chii:

DaDg song;
Cdng dung:

C: Co
B: Bui
GL: G6 Ion
GN: Go nho
BK: Ban ki sinh
GD: Gia dung
T: Thulc
CC:Chocui
TP: Thirc phim
PX: Phan xanh

C

TP

B

GD

B

T, GD

C

T

B
C
C
C
C
C
C
C

T
T
T

C

c
c
c
c

T
TP
T

c

T

c
c

c

T
T

c
B

TP.GD

DL: Day leo
LC: Canh
TD: Tinh diu

(Ngiy Tda so^n nh$n duac bii: 14-7-2014: ngay phdn bi0n dinh gid. 04-B-2014:
ngiy chip nh$n iSng: 20-8-2014)

73