194 



NATURAL HISTORY OF PLANTS. 



slightly compressed from within outwards, and on its hinder face is 

 a longitudinal surface covered with fine hairs. The ovary generally 

 contains only two ovules. 



Pisum sativum {Common Pea). 



'A 



Fig. 147. 

 Fruit. 



Fig. 143. 

 Floriferous branch (|). 



Lathyrus 1 is also scarcely distinct from Vicia. The sheath formed 

 by the staminal filameDts is horizontally, not obliquely, truncate 

 at the apex, and the style becomes broadly flattened from before 



i T., Inst., 394, t. 216, 217.— L., Gen., n. 

 872. — DC, Prodr., ii. 369. — Endl., Gen., n. 

 g582. — B. H., Gen., 526, n. 186. — Clymenum 

 T., op. cit., t. 218. — Ochrus T., op. cit., 396, t. 

 219, 220.— Aphaca T., op. cit., 399, t. 223.— 

 Nis'solia T., op. cit., Append., t. 656 (nee L.).— 

 Orobus L., Gen., 871.— DC, Prodr., ii. 376.— 

 Endl., Gen., n.G583.—Cicerella Mcench, Meth., 



163. — Astrophia Nutt., in Torr. and Gr. Fl. 

 N. Amer., i. 278. — A. Gray, in SucH. and 

 Coop. Nat. Hht. Wash., 54, t. 6. — Platystylis 

 Sweet, Brit. Fl. Gard., t. 239.— Anums E. 

 Met., Preuss. Pfl. Gait., 258. — Ai.kfeld (in 

 Bonplandia [1861], 126, 139), making the 

 genus Lathyrus also into a subtribe (Lathij- 

 roserc) divides that into several genera ; — Lathy- 



