Flora of South Fork of Kings River. 45 



but the pubescence is less hairy, the leaflets are broader, from 

 obovate to oblanceolate, obtuse at apex, spiny, serrulate ; the 

 wings and standard as well as the keel are tinged with purple. 

 Summit Meadow. 



Trifolium monanthum Gray. Perennial or annual, with 

 many slender stems branching from the root, smooth throughout, 

 or with a few scattered hairs, spreading, but only about an inch 

 high. Leaflets obovate, wedge-shaped at base, % in. long, trun- 

 cate, notched or obtuse at apex ; petioles long and thread-like. 

 The heads contain only 1-3 flowers ; involucre with a few linear 

 bracts ; the flowers are white or tinged with purple. This was 

 collected at Summit Meadow and on Kearsarge Pass. 



Trifolium microcephalum Pursh. Annual, with slender 

 stems, woolly, 4-6 in. high. Leaves obovate, obtuse or notched 

 at apex, serrulate ; stipules ovate, pointed. Heads subtended by 

 a bell-shaped involucre, the teeth broad at base, narrowed to a 

 long, bristly point, the tube membranous and veiny, woolly- 

 pubescent. Flowers small ; calyx membranous, the divisions 

 tipped with long bristles. Bearskin Meadow. 



Lotus Americanus Bisch. Annual, generally much branched 

 with slender stems, soft-woolly throughout. Leaflets generally 3. 

 on a linear axis. Flowers solitary, salmon-color, axillary on 

 slender peduncles which are generally longer than the leaves,, 

 with a single leaflet below the flower. Pods an inch or more 

 long. A common species ; collected at Millwood, General Grant 

 Park. 



Lotus hirtellus Greene. Annual, branched from the base, 

 spreading, hoary with short hairs throughout. Leaflets rather 

 fleshy, unequal in number on the two sides, the axis broad. 

 Flowers 1-2, on long, stout peduncles, with a trifoliate leaflet be- 

 low the flower. Flowers small. Pods about an inch long, not 

 compressed between the seeds, somewhat sickle-shaped. Kings 

 River Canon, on the hillside trail. 



Lotus crassifolius Benth. Stems stout, 2-3 ft. high, branch- 

 ing and forming clumps, glaucous. Leaves large, with 7-13 ob- 

 ovate leaflets nearly an inch long, mucronate, narrowed at base 

 to a short petiolule ; stipules small and membranous at the base 

 of the short petioles. Flowers yi in. long in umbels terminating 

 peduncles, with a 1-3 foliate bract near the middle. Calyx tubu- 

 lar, with 5 short teeth ; corolla greenish-yellow, all the parts 

 tipped with dark purple. Pods stout, about 3 in. long and }i inch 

 wide. Kings River Canon and in other places. 



