, 448 
short, branching; peduncles stout, equalling the leaves, 6-15 
flowered; flowers 13-18 mm. long, pink turning to yellow when 
old, calyx pubescent and much dilated, the upper pair of teeth 
very short, the lateral ones acuminate and longer, the lower 
lanceolate and nearly as long as the calyx-tube; legume linear, 
attenuate at base to a stipe, 5 cm. long by 3 cm. broad. Grows 
near water. May. 
California, types from Monterey and from Sonoma Co, J: 
Torrey (1865). 
Type in Gray Herb., dup}. in Herb. Col. Coll. 
5. Laruyrus JEpsoni Greene, Pittonia, 2: 158 (1890). 
Lathyrus palustris L. var. «., T. & G. Fl. N. A. 1: 276 (1838). 
California. Original locality: Suisan Marshes, Solano Co., 
W. L. Jepson (1890). 
Type in Herb. Univ. Cal., duplicate in Herb. Col. Coll. ae 
6. Latuyrus ocHroLeucus Hook. FI. Bor.-Am. 1: 159 (1831-33). ; 
Lathyrus pisiformis Willd. var. (?) Richardson. Frankl. Exp. 
2d Ed., App. 28 (1823). 
Lathyrus glaucifolius Beck. Bot. 90 (1833). 
Lathyrus albidus Aitkin; Eaton, Man. Ed. 6, 198 (1833): 
Orobus ochroleucus A. Braun, Ind. Sem. h. Berol. (1853-) 
New York and New Jersey, north and westward to Washing- 
ton and British Columbia. 
Original locality: Northern British America. 
7. Latuyrus myrtiFotius Muhl.; Willd. Sp. Pl. 3: 109! (1803). 4 
Lathyrus stipulaceus Le Conte; Torr. Cat. Pl. N. Y. 92 (1819), 
Lathyrus Altiacus Ledeb. Fl. Altai. 3: 355 (1831): a 
Lathyrus decaphyllus var. minor Hook. and Arn. Bot. Beechey : 
Exp. 138 (1841). ; oe 
Orebus myrtifolius Alefeld, Bot. Zeit. 18: 162 (1860). a 
Manitoba and Ontario southward to Tennessee, east oN 
Mississippi. | : f 
Original locality: Pennsylvania. % 
7a. LATHYRUS MYRTIFOLIUS MACRANTHUS N. var. 
Lathyrus palustris T. & G. Fl, N. A. 1: 276 (1838-40) 
Pubescent throughout; stem wingless, stouter, but nah ne 
uose than in the type ; stipules broadly semi-sagittate, fully meet 
length of the leaflets, acuminate at both ends; leaflets ol 
obtuse, 3-3.5 cm. long, 4 as wide, very thin, pale green; Ta0® 
