Buttnera. pentandria monogynia, 381 



stimulating powers, and have no doubt but under proper management 

 it might prove a valuable medicine where stimulants are required. 



BUTTNERA, Schreb.gen. N. 366. 



Calyx five-leaved. Corol five-petalled. Nectary staminiferous, 

 surrounding the five-celled superior germ. Anthers double. Cap~ 

 sules quinquecoccea. Embryo inverse; perisperm scanty. 



1. B. pilosa, R. 



Shrubby, twining, hairy. Leaves from three to five, acute-angled, 

 dentate. Umbels axillary, proliferous. 



A «i >st extensive, twining shrub; a native of Chittagong. The 

 Jlowering time in the botanic garden at Calcutta is September. The 

 seeds are ripe in April. 



Stem woody, twining, in five years old plants as thick as a man's 

 wrist, and irregularly obtuse-sulcate. Branches numerous, twining 

 up and over large trees, to a very great extent; the younger ones very 

 hairy, and irregularly obtuse-sulcate. — Leaves alternate, petioled, hav- 

 ing from three to rive acute-angles, dentate, posterior lobes large and 

 rounded ; about seven-nerved, with a large, long gland on the mid- 

 dle one near the base, from four to six inches each way. — Petioles 

 round, often as long as the leaves, hairy. — Stipules subulate, hairy. — 

 Umbels axillary, generally one large, and super-decompound ; and two 

 or more smaller, all are clothed with short, harsh pubescence, and 

 are much shorter than the leaves. — Bractes subulate. — Flowers nu- 

 merous, small.— Calyx of five, spreading, pale-coloured, lanceolate 

 leaflets. — Petals five ; the lower third part of their length linear, yel- 

 low on the outside, and red within ; much incurved so as to form a 

 circular dome over the pistil and nectary, open at the five sides, and 

 in the vertex, the other two-thirds filiform, below slightly incurved, 

 above recurved ; colour a bright orange. Nectary five'Cleft, yellowish, 

 divisions fleshy, truncate, shorter than the lower portion of the pe- 



