e-Flora of Thailand

Volume 7 > Part 3 > Year 2001 > Page 566 > Sterculiaceae > Helicteres

3. Helicteres hirsuta Lour.wfo-0000718111

Fl. Cochinch. 2: 530. 1790; Kurz, Fl. Burm. 1: 143. 1877; Gagnep. in Fl. Gén. I.-C. 1: 490. 1911; Ridl., Fl. Malay Penins. 1: 281. 1922; Craib in FI. Siam. Enum. 1: 171. 1925; Kou-mei, Fl. Reipubl. Popularis Sin. 49(2): 161, fig. 44. 1984. Fig. 71; Plate XXI: A, D.


Accepted Name : This is currently accepted.



Synonyms & Citations :

Helicteres spicata Colebr. ex Mast. in Fl. Brit. Ind. 1: 366. 1874.
Helicteres hispida F.Vill., Novis. App.: 28. 1880.
Helicteres hirsuta var. oblonga King, J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 60(2): 82. 1891; Craib in Fl. Siam. Enum. 1: 172. 1925.
Helicteres hirsuta var. vestita King, l.c.: 82. 1891; Craib, 1.c.: 172. 1925.
Helicteres vinosa Craib, Kew Bull. 1924: 90. 1924; in Fl. Siam. Enum. 1: 175. 1925.


Description : Shrub, 1–5 m high, stellate hairy on all parts. Leaves elliptic, ovate, or elliptic oblong, 5–20 x 2–6 cm, subcoriaceous, apex acute to caudate, base cuneate and oblique, doubly serrate or serrate; 3(–5) basal nerves, secondary nerves 3–7 pairs, scalariform veins conspicuous on both surfaces. Petiole 5–25 mm long, acute. Inflorescences axillary, erect, up to 2 cm long. Calyx tubular, curved, with 5 unequal lobes, hairy externally. Petals purple, oblanceolate, 2–2.5 x 0.3 cm, undulate, acute. Stamens 10, on a horn-like, glabrous column. Ovary ovoid oblong, surrounded by the ring of stamens, with 5 hairy longitudinal lobes, stigma flattened, slightly 5-lobed. Capsule oblong, 3–5 x 1.5 cm, with 5-longitudinal lobes, covered with shaggy hairs, dehiscent.


Thailand : NORTHERN: Kamphaeng Phet; NORTH-EASTERN: Sakon Nakhon; EASTERN: Nakhon Ratchasima, Surin, Roi Et; SOUTH-WESTERN: Kanchanaburi, Prachuap Khiri Khan; CENTRAL: Lop Buri, Nakhon Nayok; SOUTH-EASTERN: Prachin Buri, Chon Buri, Chanthaburi, Trat; PENINSULAR: Chumphon, Ranong, Surat Thani, Phangnga, Krabi, Nakhon Si Thammarat, Trang, Songkhla.


Distribution : India, S China, Vietnam (N Vietnam – type), Malay Peninsula, Indonesia, Philippine.


Ecology : Common in deciduous and dry evergreen forests, 50–1,000 m alt. Flowering and fruiting all year round.


Vernacular : Po tao hai (ปอเต่าไห้)(Northeastern); chapan (ช้าปาน), khi tun (ขี้ตุ่น)(Southeastern); khi on (ขี้อ้น), phang rae (พังแระ), phumi (พูมี่)(Peninsular).


Main

Figure 71
Plate XXI: A, D
Helicteres hirsuta Lour.