Volume 7 > Part 4 > Year 2002 > Page 694 > Loranthaceae > Macrosolen

5. Macrosolen platyphyllus (King) Danserwfo-0000378062

Bull. Jard. Bot. Buitenzorg 3, 10: 345. 1929; l.c., 16: 257. 1940; Barlow, Fl. Mal. 1, 13: 373. 1997.— Loranthus platyphyllus King, J. Asiat. Soc. Bengal 56, ii: 97. 1887. [For additional synonymy see Danser, Bull. Jard. Bot. Buitenzorg 3, 11: 294. 1931; Barlow, loc. cit.]

Accepted Name : This is currently accepted.

Description : Glabrous. Stem internodes distinctly quadrangular when young. Leaves opposite; lamina broadly ovate to cordate-orbicular, 7–19 by 5–13 cm, truncate to strongly cordate at the base, subsessile on a petiole 1–3 mm long, rounded at the apex, dull or slightly lustrous on either side; venation pinnate with the midrib and main laterals visible on both sides. Inflorescences at the nodes, a raceme or spike of (1–)2–5 opposite pairs of flowers; axis 4–14 mm long; pedicels 0–1 mm long; central bract orbicular, 2–2.5 mm long; lateral bracts 2–2.5 mm long, connate, together almost completely enclosing the ovary. Corolla in mature bud 6 merous, 70–125(–150) mm long, winged at about four fifths the length, clavate, often angular and truncate at the apex, red or yellow below, often yellow at the neck and red or green above; tube in the open flower 55–110 mm long with the lobes reflexed or twisted 5–10 mm higher. Anther 3–8 mm long, obtuse, about equal to the free part of the filament.

Thailand : SOUTH-EASTERN: Chon Buri (Khao Khiao); PENINSULAR: Phatthalung (Tamote); Trang (Khao Phap Pha, Khao Chong); Pattani (Bannang Sata), Yala (Betong); Narathiwat (Waeng).

Distribution : Peninsular Malaysia, Borneo.

Ecology : Probably naturally in primary evergreen forests, commonly also in rubber plantations, from 0 to 1,000 m alt.; in Thailand recorded from 0–300 m alt.; recorded as parasitic on Eugenia operculata, Grewia paniculata, Hevea brasiliensis and Parkia sp.

Vernacular : Prathat lueang (ประทัดเหลือง)(Peninsular).