e-Flora of Thailand

Volume 7 > Part 1 > Year 1999 > Page 54 > Apocynaceae > Rauvolfia

5. Rauvolfia verticillata (Lour.) Baill.wfo-0000295201

Bull. Linn. Soc. Paris 1: 768. 1888; Bull. Linn. Soc. Paris 1: 768. 1888; Chakrav., Bull. Bot. Soc. Beng. 9: 7. 1955; Whitmore, Tree Fl. Mal. 2: 21. 1973; Tsiang & P.T.Li, Fl. Reip. Pop. Sin. 63: 54, 1977; Markgr., Blumea 30: 160, 1984; Lý, Fedd. Rep. 97: 430. 1986; Li et al., Fl. China 16: 159. 1995.— Dissolena verticillata Lour., Fl. Cochinch. 138. 1790.


Accepted Name : This is currently accepted.



Synonyms & Citations :

Tabernaemontana densiflora Wall., Bot. Reg. t. 1273. 1829.— Rauvolfia densiflora (Wall.) Benth. ex Hook.f., Fl. Br. Ind. 3: 633. 1882; Kerr., Fl. Siam. En. 2: 429. 1939; Chakrav., Bull. Bot. Soc. Beng. 9: 4. 1955.
Tabernaemontana ophiorrhizoides Kurz, J. As. Soc. Beng. 42: 89. 1873; Kurz, Fl. Burm. 2: 175. 1877.— Rauvolfia ophiorrhizoides (Kurz) Kerr, Fl. Siam. En. 2: 429. 1939.
Rauvolfia peguana Hook.f., Fl. Br. Ind. 3: 632. 1882; Pitard, Fl. Gén. I.-C. 3: 1118. 1933; Chakrav., Bull. Bot. Soc. Beng. 9: 7. 1955.
Rauvolfia perakensis King & Gamble, J. As. Soc. Beng. 74(2): 424. 1907; Ridl., Fl. Malay Penins. 2: 335. 1923; Kerr, Fl. Siam. En. 2: 430. 1939; Corner, Ways. Trees 148. 1940.


Description : Shrub or small tree. Branchlets glabrous, often angled. Leaves: petiole 0.5–1 cm long; blade papery, elliptic, obovate or oblanceolate, 3.1–30.5 x 1–10.4 cm, apex acuminate, rarely to obtuse, base cuneate; secondary veins 9–18 pairs, arcuate ascending; glabrous. Inflorescence in a terminal whorl; delicate, lax; 2.2–12.4 cm long, peduncle 0–10 cm long; glabrous; pedicels 3.5–7.5 mm long Sepals ovate or lanceolate, 1.4–2.4 x 0.5–1 mm, apex acute to acuminate; glabrous, minutely ciliate or not. Corolla white or white and reddish; tube 9.3–18 mm long; lobes 2–4 mm long; glabrous outside, pubescent in mouth and inside to just beneath stamens. Stamens inserted at 5–10.4 mm from base; filaments 0.5–0.8 mm long; anthers 1.2–1.5 x 0.5–0.6 mm. Disk 0.4–1.1 mm long. Ovary 1.1–1.8 mm long, carpels completely free up to the single style; style + pistil head 4–9.5 mm long. Fruits paired, free from each other, or solitary; ovoid; 8.3–14 mm long, 4.5–5.5 mm wide. Seeds 7.5–7.6 x 3.6–4.3 mm.


Thailand : NORTHERN: Mae Hong Son, Chiang Mai, Chiang Rai, Lamphun, Lampang; NORTH-EASTERN: Loei; SOUTH-WESTERN: Kanchanaburi; SOUTH-EASTERN: Chanthaburi; PENINSULAR: Chumphon, Ranong, Surat Thani, Phangnga, Trang, Songkhla, Pattani, Narathiwat.


Distribution : Sri Lanka, India, Bhutan, Burma, China, Vietnam (type), Cambodia, Laos, Malaysia, Indonesia, the Philippines.


Ecology : In or on the edge of evergreen or deciduous forests to 1,600 m alt.


Vernacular : Chaek (แฉก)(Trang); chipuk (จี้ปุก)(Northern); phut noi (พุดน้อย)(Lampang); ya kae rhak khom (ยาแก้ฮากขม)(Chiang Mai).


Main