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PLANTAE EXSICCATAE GRAYANAE
1250. Astragalus mexicanus A.DC.,
Var. Lrichocalyx (NU1‘T.) FERNALD
ln Rhodora, xxxix. 317 (1937); Cory, Cat. Fl. Texas in
Texas Agric. Exp. Sta. Bull. no. 550, 55 (1938).
Syn. A. Iric/loca/_g/.r Nutt. ex Torr. & Gray, Fl. N. Am.
i. 332 (1838). Geoprumzzon lric/zona/yr (Nutt) Rydb. in
Bull. Torr. Bot. Club, liii. 163 (1926), in N. Am. Fl. xxiv.
461 (1929) et Fl. Pr. & Pl. 482 (1932).
Fruit. Plant much branched from a single root.
Rocky clay soil by railroad 7 miles east of Hugo, Choc-
taw County, OKLAHOMA.
Coll. Rouitrvr STRATTON (no. 5478). April 23, 1942.

