Materials for a Flora of the Malayan Peninsula. 



71 



issned from the Leiden Herbariam shew that this differs from Bhime's plant. 

 Specimens of this were originally collected by Griffith in 1845, and as none had 

 been gathered until Curtis's in 1886, the species is presumably a rare one. 



Var. cordata, King. Leaves with cordate bases. 

 Penang; Curtis 4i^B. Perak ; Wray 1994i. 



18. Memectlon, Linn. 



Shrubs or trees, glabrous. Leaves opposite, short-petioled or sessile, 

 coriaceous or sub-coriaceous, orbicular, ovate or lanceolate, entire 

 pinnate-nerved or rarely 3-nerved. Floiuers usually in small, axillary, 

 rarely terminal, simple or panicled cymes or umbels. Calyx-tuhe cam- 

 panulate, glabrous; limb dilated, truncate or shortly 4-lobed. Petals 4 

 blue or white, rarely reddish. Stamens 8, equal, filaments long ; anthers 

 short, opening by slits in front, connective ending in a horn behind. 

 Ouary inferior, 1-celled; apex glabrous, surmounted by a convex or 

 depressed disc with 8 radiating grooves ; style filiform, simple ; ovules 

 6-12, whorled on a free-central placenta. Berry globose or ellipsoid, 

 crowned with the calyx-margin, l-seeded. Seed large, cotyledons 

 convolute. — Distrib. Species about 130; numerous in South-East Asia 

 and its islands ; a few extending into Polynesia and Australia, several 

 in tropical Africa. 



Leaves boldly 3-nerved from base to apex ... ,., 1. M, oligoneuron. 



Leaves with pinnate nervation, sessile or subsessile : — 

 Main nerves of leaves distinctly visible when dry, inter- 

 arching but not forming (except in No. 3) a bold intra- 

 marginal nerve ; leaves thinly coriaceous or membranous, 

 small, not exceeding 4 in. in length : — • 



Young branches boldly 4-angled or winged; inflor- 

 escence very shortly stalked (the stalk not manifest) :— 

 Young branches 4- winged : — 



Cymes solitary, 3- or 4-flowered ; leaves narrowly 



lanceolate, '6 to 1 in. broad ... ... 2. M. epiphyticnm. 



Cymes solitary, 8- to 10-flowered ; leaves ovate- or 



oblong-lanceolate, r35 to 1*85 in. broad ... S. M. fruticosujn. 



Cymes several from the sarae axil, compoundly 



umbellate, 1*5 to 2 5 in. long, many-flowered, . 



pubescent ; leaves elliptic much narrowed to each 



end ... .. ... ... ... 4. M. pnhefcens. 



Young branches 4-angled, never winged and some- 

 times sub-terete : — 



Cymes 3- to 5-flowered : leaves lanceolate, 1 to 2 



in. broad ... ... ... ... .5. M. d ichotomum. 



Young branches terete ; inflorescence with a manifest 



peduncle . ... ... ... ... 6. M, Kunstleri. 



479 



