Volume 14 > Part 4 > Year 2020 > Page 619 > Vitaceae > Cissus

9. Cissus discolor Blumewfo-0000606224

Cat. Gew. Buitenzorg (Blume) 39. 1823; Bijdr. Fl. Ned. Ind. 4: 181. 1825; Planch. in A.DC. & C.DC., Monogr. Phan. 5(2): 496. 1887 pro parte; Craib, Bull. Misc. Inform. Kew 31. 1911; Gagnep., Notul. Syst. 1(11): 354. 1911; in Lecomte, Fl. Indo-Chine 1: 969. 1912; Craib, Fl. Siam. 1: 306. 1926; Gagnep. in Humbert, Suppl. Fl. Indo-Chine 1: 886. 1950; Backer & Bakh.f., Fl. Java (Spermatoph.) 2: 91. 1965; B.V.Shetty & P.Singh, Fl. Ind. 5: 282. 2000; W.J.Kress et al., Contr. U.S. Natl. Herb. 45: 393. 2003; J.Wen, L.M.Lu & Boggan, Philipp. J. Sci. 142: 232. 2013; Trias-Blasi, Fl. Nepal Vitaceae: Webedition 1. 2017.— Vitis discolor (Blume) Dalzell in Hooker’s J. Bot. Kew Gard. Misc. 2: 39. 1850; M.A.Lawson in Hook.f., Fl. Brit. India 1: 647. 1875; King, Mat. Fl. Malay. Penins. 8: 399 (685). 1896. Plate LXVII: E.

Accepted Name : This is currently accepted.

Synonyms & Citations :

Description : Herbaceous climber. Stem erect, cylindrical to slightly 4-ridged, to 2–3 mm diam., branched, glabrous to puberulent with minute hairs 05–0.1 mm long, hairs denser and longer on petiole-stem insertion, purplish, striate; tendrils bifurcate, slender and wiry, leaf-opposed, cylindrical, 0.5–0.75 mm diam., stalk straight to 2–4 cm long, then tightly coiling 3–7 cm, then bifurcating and coiling 2–4 cm, glabrous; stipules ovate, 3–4 by 2.5–4 mm, papyraceous, with whitish dot at base, slightly hairy or glabrous. Leaves simple; petiole 5–30 by 0.25–0.75 mm, finely puberulent with minute hairs; leaf blade ovate, 7–18 by 3–8 cm, base cordate to subtruncate, margin denticulate with minute mucronate teeth (0.5–0.8 mm long) directed towards apex, apex apiculate adaxial side glabrous to sparsely puberulent on venation with white patches or markings all over, abaxial side glabrous, veins protruding, 5 main basal veins, 4–5 pairs of secondary veins. Inflorescence ramified, leaf-opposed, umbelliform, to 3 cm long; peduncle 0.75–1.5 cm, secondary peduncle 0.5–1.25 cm, sparsely puberulent; pedicel 2–4 mm long, sparsely hairy (hairs to 0.2–0.3 mm long) to glabrous. Buds ovoid, 1.5–2 by 1–1.5 mm, apex rounded, glabrous. Calyx cupuliform, gibbous, entire, 0.6–0.8 by 0.8–1.5 mm, glabrous. Petals ovate, 1.5 by 0.75 mm, apex cucullate, glabrous. Filaments 0.6–0.75 by 0.1 mm; anthers ovoid, medifixed, 0.4–0.7 mm long. Disc with very distinct 4 rounded lobes, 0.4–0.6 by 0.8–1 mm, each lobe 0.4 mm broad, glabrous. Style cylindrical, broadening at base, 0.4–0.8 by 0.2 mm; stigma slightly expanded but mostly inconspicuous. Fruit globose with minute tip, 4–6 by 4–6 mm, base attenuate, glabrous, smooth. Seeds 1, pyriform, 4–5 by 4 mm, rather smooth with ridges.

Thailand : NORTHERN: Chiang Mai (Ban Chan, Ban Ta Fang, Bo Luang, Doi Chang, Doi Inthanon, Doi Lon, Doi Mon Ngao, Doi Suthep, Doi Pui, Puin NP), Chiang Rai, Lamphun (Doi Khun Tan NP), Lampang (Chae Son NP); NORTH-EASTERN: Loei (Phu Kradueng); EASTERN: Chaiyaphum (Thung Kamang), Nakhon Ratchasima (Khao Yai NP); SOUTH-WESTERN: Kanchanaburi (Erawan NP, Huai Bankan, Sangkla, Si Sawat, Thung Yai Naresuan WS), Phetchaburi (Ban Krang Ranger Substation), Prachuap Khiri Khan (Nam Tok Huai Yang, Pa La-u Falls); SOUTH-EASTERN: Prachin Buri (Kong Kaeo), Chanthaburi (Khao Soi Dao); PENINSULAR: Chumphon (Siap Yuan), Surat Thani (Chiao Lan Dam, Ko Tao, Lang Suan), Phuket, Nakhon Si Thammarat (Khao Luang NP), Trang (Khao Chong), Songkhla (Tham Ru Nok Sak), Yala (Betong).

Distribution : India, Nepal, Bangladesh, Myanmar, China (Sichuan, Yunnan), Laos, Vietnam, Cambodia, Malaysia, Indonesia (Java – lectotype of Cissus discolor and C. javana), the Philippines.

Ecology : In evergreen forests, disturbed dipterocarp forests, disturbed thickets, roadsides, open areas along rivers, 0–1,685 m alt. Flowering and fruiting: July–December.

Vernacular : Kham daeng (คำแดง)(Northern); dat takua thao (ดาดตะกั่วเถา)(Bangkok); pik nang fa (ปีกนางฟ้า); nang fa cham laeng (นางฟ้าจำแลง), phlu nang fa (พลูนางฟ้า); lang daeng (หลังแดง)(Peninsular); en khao (เอ็นเขา)(Surat Thani).

Uses: Ornamental and edible (Shetty & Singh, 2000); in Chiang Rai province in Thailand the plant is boiled and the infusion is put on itchy feet; in addition, the bark is rubbed on the casket during a funeral (from specimen label).