Inflati 127 
Astragalus lentiginösus var. Coulteri (Benth.) Jones Cont, 8 4 
(1898). A. Coulteri Benth. Pl. Hartweg. 307 (1848). A, Arthu-Schotti Gray. 
A. eremicus Sheldon. Pods rigid, not leathery nor papery, hoary as is 
the whole plant, about 2 cm. long, very oblique and falcate-short- 
pointed. Flowers about 1.5 cm. long, wide, the subulate calyx teeth 
nearly as long as tube. Leaflets often 2 cm. long. Pubescence great- 
est on the under side of the leaflets. Common on the Colorado 
and Mojave deserts, and Owen’s Valley California. , Tropical. On 
flat and gentle slopes. Biennial. This is almost certainly a hy- 
brid between lentiginosus and aridus. 
Astragalus lentiginosus var. Fremonti (T. & G.) Watson Bot. King 
66 (1871). A. Fremonti T. and G. Pac. R. R. Rep. 4 80 (1857). A. 
Coulteri var. Fremonti (T. and G.) Jones. Pods translucent and 
papery and smooth, oval-ovate with a more-or less falcate tip, 2-3 
cm. long. Flowers about 1 cm. long and narrow, the triangular teeth 
rarely one third as long as tube. Leaflets rarely 1.5 cm, long, sil- 
very-pubescent above, less pubescent below, often a little woolly. 
Common from Hawthorne Nevada and Darwin and the Death Valley 
region to Mexico. Tropical. 
Astragalus lentiginosus var. Yuccanus Jones Cont. 8 3 (1898). 
Pods papery, translucent and smooth, about 2 cm. long, oval-ovate and 
short-pointed. Peduncles stout and about as long as leaves, about 
1 dm. long, in all the upper axils. Flowers white, about 1 cm. long, 
narrow, banner wings and keel about equal. Calyx teeth minute. 
Leaves nearly sessile, divaricate, about 1.5 dm. long, with 10-12 pairs 
of nearly oval leaflets about 1.5 cm. long. Pubescence almost 
none except a little spreading hairs on stems, peduncles and rachis. 
Stems very stout, 2-3 ft. high, erect, biennial, blooming as winter 
annuals. Yucca Arizona, Jones, Tropical. Similar material from 
Good Springs and Meadow Valley Wash Nevada but with elongated 
banner and wings and calyx teeth subulate and one third as long 
as tube. Other material similar but with coriaceous pods from Peach 
Springs and Lee's Ferry Arizona. Lower Temperate life zone, and 
intergrading toward the var. Mokiacensis. Other material from "Chlo- 
ride Arizona with the flowers of Mokiacensis but otherwise the var. 
Yucanus. 
