Volume 11 > Part 4 > Year 2014 > Page 641 > Sapotaceae > Payena

1. Payena acuminata (Blume) Pierrewfo-0000266026

Bull. Mens. Soc. Linn. Paris. 528. 1885; Merr., Pl. Elmer. Born., Univ. Calif. Publ. Bot. 15: 238. 1929; H.J.Lam, in Baker, Fl. Java, Nooduitg. 7: 166–8. 1948; Van Bruggen, Blumea 9: 100, f. 2. 1958; Ng in Whitmore, Tree Fl. Malaya 1: 429, f. 11. 1972; Pennington, Gen. Sapot.: 160. 1991; Chantar., Thai Forest Bull., Bot. 27: 155. 1999; Pereira in Soepadmo, Saw & Chung, Tree Fl. Sabah & Sarawak 4: 315. 2002.— Mimusops acuminata Blume, Bijdr. Fl. Ned. Ind.: 672. 1825.— Madhuca acuminata (Blume) Baehni, Boissiera 11: 36. 1965.

Accepted Name : This is currently accepted.

Synonyms & Citations :

Description : Tree to 25 m tall; branchlets appressed sericeous pubescent. Leaves chartaceous to coriaceous, elliptic, ovate or obovate, 10.5–14.5 by 3.5–6.5 cm; apex acute or acuminate; base broadly or narrowly cuneate; upper surface glabrous; lower surface reddish brown pubescent; midrib raised above; secondary veins 11–15 on each side; tertiary veins inconspicuous on both surfaces; petioles 1–1.6 cm long, sericeous glabrescent. Flowers 4–8 in axils of leaves; pedicels 1–1.2 cm long, minutely glabrescent. Outer sepals broadly ovate, 5.6–6.5 by 4–4.5 mm, sericeous outside, sparsely sericeous inside; inner sepals ovate, crested, 5.3–5.6 by 3.8–4.5 mm, sericeous outside, glabrous inside, with fimbriate margin. Corolla 6.5–7.5 mm long, glabrous tube 2.3–2.5 mm long; lobes elliptic-oblong, 4.3–4.8 by 1.8–2.2 mm. Stamens 3.5–4 mm long; filaments filiform, 1.3–1.5 mm long, glabrous; anthers ovate, oblong or elliptic, extrorse, 1.5–1.8 mm long; connective linear or acute, 0.8–1.3 by 0.2–0.4 mm. Ovary conical, 8-locular, reddish brown hirsute; style 8–9 mm long, glabrous except for a reddish brown hirsute base. Fruits ovoid to obovate, ca 3 by 1.5 cm, subglabrous to glabrous, 1–2-seeded.

Thailand : Narathiwat (Tomoh, Bukit Nasi).

Distribution : Peninsular Malaysia (type), Sumatra, Riau, Simalur, Borneo.

Ecology : In evergreen forests, ca 180 m alt.

Vernacular : Cha kun (ชากุน), phikun pa (พิกุลป่า)(Narathiwat); tan-yong (ตันหยง), ta-yong (ตายง)(Malay-Pattani, Narathiwat).