e-Flora of Thailand

Volume 14 > Part 2 > Year 2019 > Page 244 > Araliaceae > Trevesia

1. Trevesia burckii Boerl.wfo-0000326999

Ann. Jard. Bot. Buitenz. 6: 110, t. 12 fig. 1–14. 1887; Handl. Fl. Ned. Ind. 1: 649. 1890; B.C.Stone in Whitmore, Tree Fl. Malaya 3: 33. 1978; Philipson, Fl. Males. Ser. I, Spermat. 9(1): 97, f. 35. 1979; P.H.Hô, Câyco Viêtnam 2: 628. 1993; Jebb, Glasra n.s. 3: 93. 1999 (‘1998’); Frodin in Frodin & Govaerts, World Checkl. Bibliogr. Araliac.: 413, figure on p. 412. 2004 (‘2003’); S.Gardner et al., Forest Trees S. Thailand 1: 239, fig. 341. 2015.


Accepted Name : This is currently accepted.



Synonyms & Citations :

Trevesia palmata var. cheirantha C.B.Clarke in Hook.f. Fl. Brit. India 2: 732. 1879; King, J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 67: 58. 1898.— T. cheirantha (C.B.Clarke) Kuntze, Revis. Gen. Pl. 1: 272. 1891.— T. cheirantha (C.B.Clarke) Ridl., Fl. Malay Penins. 1: 882. 1922, comb. nov. superfl.


Description : Shrubs or trees to 7 m tall; with scattered spines to 7 mm long and appressed short hairs. Leaves: stipular sheath to 2 cm long; petiole to 75 cm long; blade chartaceous, to 60 cm across, with 7–9 lobes, base broadly cordate, the lobes to 30 by 12 cm, lanceolate-oblong to obovate, less than 3 times as long as broad, apex acuminate, often distinctly constricted to their midveins and then blade pseudocompound (’webbed’), distinctly pubescent at least on the midvein beneath. Inflorescences with a main axis 60 cm long and 6–12 side branches, these to 23 cm long and bearing a single terminal umbel, their subtending bracts to 2.5 cm long; umbels to 80 mm in diam., with 25–70 flowers; floral bracts to 3 mm long. Flowers: pedicel 10–35 mm long; calyx lobes 7–10, minute; petals 7–10, to 7 by 2.5 mm, united and falling as hemispherical calyptra; stamens 7–10, the anthers to 3 mm long; ovary with 7–10 locules, stylopodium to 2 mm long. Fruits globose, to 2 cm across.


Thailand : PENINSULAR: Songkhla (Boriphat), Yala (Bannang Sata), Narathiwat (Bala-Hala, Bang Lan, Waeng).


Distribution : Peninsular Malaysia (including Singapore), Sumatra (type), NW Borneo.


Ecology : Primary evergreen dipterocarp forests, 25–150 m (outside of Thailand recorded for 900 m). Flowering: February, June, December; fruiting: February, November.


Vernacular : Tang buk (ต้างบุก).


Notes: Compare the note under Trevesia palmata.


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