274 NATURAL HISTORY OF PLANTS. 
of an indefinite number of hypogynous stamens, the filaments free 
or very slightly polyadelphous, and reflexed in the bud towards 
the apex. This bears a two-celled extrorse anther, presenting 
Bixa Orellana. 

Fra. 290. Fra. 289. Fr&. 291. Fra. 292. 
Diagram. Bud (2). Gynæceum (+). 

Fra, 293. 
Fruit. 
Fie 296. Fie. 294. 

Long. sect. of bud. Long. sect. of fruit 
(antero-posterior). 
decided peculiarities. It is folded back upon itself towards the 
middle of its height, thus representing a kind of horseshoe. It is 
at the summit of the convexity of this curvature, that is to say, 
towards the middle of its height, that each cell begins to open by a 
longitudinal cleft, ultimately more or less prolonged towards its two 
branches. The gynæceum is superior ; it is composed of a one- 
celled ovary surmounted by a hollow style, with apex stigmatiferous, 
not swollen, terminated by two very small stigmatiferous crena- 
tures. In each ovary cell are found two parietal lateral placentas, 

260.—PAYER, Fam. Nat. 110.—Bentu., in Fam. des PL, ii. 381).—Achioti HERN., Thes., 
Journ. Linn. Soc, v. Suppl.,79.—B. H., Gen, '74,—Mitella T., Inst., 242 (part.). 
125, 971, n. 8.—Urucu MARCGR. (ex ADANS., 
