LEGUMINOS^. 425 



53. ADESMIA, DC. 



1. Adesmia filipes, Sp. Nov. 



A. annua; caulibus e bad ramosis gracilibus erectis glandulosis ; stipulis 

 subulatis; foliolis 5-6-jugis minimis ovalibus utrinque sericeo-cinereis ; 

 racemis terminalibus elongatis sparsifloris ; pedicellis filiformibus 

 erectis flore longioribus scepius hispidulo-glandulosis ; calyce pubes- 

 cente, lobis lineari-subulatis tubo longioribus; lomento b-§-articidato 

 setis plumosis confertis villosissimo. 



Hab. Rio Negro, North Patagonia ; on sand-hills. 



Root annual. Stems branched from the base, erect, from a span to a 

 foot high, verjr slender, hispididous-glandular and viscid, also minutely 

 pubescent. Stipules subulate, small, nearly distinct. Leaves abruptly 

 pinnate, an inch or more in length, including the petiole ; the latter 

 sparsely and slightly hispidulous-glandular. Leaflets 5 or 6 pairs, 

 very small, from a line to a line and a half in length, oval, obtuse, not 

 mucronate, grayish with a silky pubescence both sides. Racemes ter- 

 minal, elongated (from 2 to 6 inches long), sparsely flowered. Bracts 

 very minute, persistent. Pedicels filiform, erect, from 5 to 8 lines long, 

 sparingly and minutely glandular-hispidulous. Flowers 3 lines long. 

 Calyx pubescent, not glandular, half the length of the corolla ; the 

 lobes linear-subulate, longer than the tube, rather blunt. Corolla yellow ; 

 the carina and wings nearly equalling the vexillum, which is gla- 

 brous, except a sparse and minute pubescence on the outside near the 

 summit. Stamens as in the genus. Style filiform, elongated. Loment 

 straight, linear, of 5 or § joints, each a line and a half in diameter, 

 villous with the long plumose bristles which thickly beset their faces. 



2. Adesmia hispidula, DC. 

 Adesmia hispidula, DC. Prodr. 2, p. 319, & Mem. Legum. p. 307, t. 48. 



Var. 8. subnudA : articidis lomenti medio setis nudis disco brevioribus 

 echinulatis rariusve inermibus; foliolis retusis. 



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