188 



NATUUAL niSTOUY OF PLANTS. 



leaves arc regular and liermapliroditc ; the nearly conical base 

 of the' convex'^receptacle supports a triple perianth, above which 

 it swells into a sort of dome, covered with stamens, and bearing the 

 carpels on its slightly depressed apex (fig. 232). The calyx consists 



Fio. 221. 

 Diaixram. 



Fig. 225. 

 Berry. 



Fig. 226. 

 Long, section of berry. 



Fig. 227. 

 Seed. 



Uvaria (Asimina) triloba. 

 Fig. 222. Figs. 223, 224. Fig. 228. 



Long, section of flower. Stamens, front and back view(|). Long, section of seed. 



of three' free sepals, of which two are anterior, valvate or sometimes 

 slightly imbricate in the bud. The corolla is double, each whorl 

 consisting of three free petals. The outer ones are alternisepalous. 



rnmpanijlora SPAt'U, op. cil., 528. — Anona 

 triloba L., Spec, 758. — Porcelia triloba Pees., 

 F.nchir., ii. 9."). — Orchidocarpvm arieliniim 

 MiCHX., loc. cil. — Uvaria triloba Toun. & A. 

 Gray, Fl. of N.-Amer., i. (1838-10), 45. 



' The flowers are normally trinierous, but we 

 have observed some flowers accidentally dimerous, 

 and otbi rs witli three interior and only two ox- 

 It'iictr })ct!ils {^Adtttisonin, vii. 377j. 



