18 
Stipules small or wanting. 
Pod pubescent with long hairs. 
Flowers in long lax racemes; pods exserted. 
Ractemes 6-10 Howered = 
Flowers in short lax racemes; pods inclosed. 
Leaves silky villous, 5 em. long_______.___ 
Leaves silky pubescent, 10 em. long_______ 
Pod with short pubescence (often visible with hand 
lens only). 
Mowers 25)1im long 5 eee, 
Blowers .25:mm...long22 2,52) 2 335. ee ee 
Pod without pubescence. 
Pods inclosed by ealyx. 
Flowers 9 mm. long; pod 12-14 mm. long; 
calyx with short gray pubescence_______-_ 
Flowers 20 mm. long; pod 15 mm. long; 
calyx with long brown pubesecence_______ 
Pod exserted. 
Flowers 15-17 mm. long; pod 35 mm. long_ 
Flowers 10 mm. long; pod 17-18 mm. long. 
Perennial; prostrates-2--2 ee eee 
Annual: semierect. U> =o = 2 eee 
Leaves trifoliolate. 
Pod pubescent with long hairs. 
Standard glabrous outside; stems with very short 
DuUDeSCENGE= 2... 2 i SL ee ee 
Standard pubescent outside; 
bescence. 
Podat5—20anm. long... 3 eae eee 
Pod?30=46 ram. Jonge 2 ee 
Pod with short pubescence (often visible with hand lens 
only). 
Flowers 20 mm. or more long. 
Flowers 12-20 mm. long. 
Leafiets broadly obovate. 
Stems of plani canescent___—_= - = = = 
Stems.of plant steen.. =.- 352-2 Pees 
Leafiets elongate or linear. 
Petiole 8—10 mm. long; leaflets 5-10 mm. 
wide; seed 21mm long =~ == 2 oe ee 
Petiole 15 mm. or more long; leaflets usu- 
ally more than 10 mm. wide; seed 2.54 
mm. long- 
Pod 12-18 -mm. dongs sr See 
Pod’ 30-35.im- lone 2 see 
Flowers less than 10 mm. long. 
Pod: spherical, ismailes => 5.3. er eae 
Ped elongated. 
Flowers striate. 
Racemes long. 
Flowers 9-11 mm. long__________ 
Flowers 7-9 mm. long. 
Leaflets 40-80 mm. long_____ 
Leaflets 11-35 mm. long_____ 
Racemes short. 
Stems and under side of leaflets 
nearly. slabrous!. 222) =e =e 
Stems and under side of leaflets 
pubescent. 
Standard and keel 5 mm. 
CIRCULAR 137, U. S. DEPARTMENT OF AGRICULTURE 
C. teiragona 
C. juncea 
. valeionii 
C. fulva 
C. 
C. 
C. 
C. 
candicans 
cunringhamtii 
. albida 
. calycina 
- T&UuSa 
. rotundifolia 
. sagtiialis 
. Inceana 
. oocarpa 
. polysperma 
. tniermedia 
. axillaris 
'. capensis 
. Striaia 
mundyt 
. mazillaris 
C. 
anagyroides 
sphaerocarpa 
sp. 60305 
. lanceolata 
. mesapontica 
. astragalina 
. vallicola 
