110 LEGUMINOS2. [Carmichelia. 
A. Much depressed leafless plants forming matted patches 1-4in. high. 
Flowers usually reddish. 
* Branchlets thin, linear or narrow linear. 
Flowers solitary or racemose. Pods obliquely ovate-orbicu- 
lar, usually 1-seeded - LC. Hnysn. 
Flowers solitary ; peduncles long. Pods 3-4-seeded -. 2. C. uniflora. 
Flowers racemose. Pods 3-6- seeded .. -. 3& C. nana. 
** Branchlets very stout and thick, flattened, with rounded edges. 
Flowers racemose. Pods large, turgid, 6-14-seeded -. 4, C. Monroi. 
B. Erect or spreading shrubs 1-10 ft. high. Flowers usually purplish or 
streaked with purple, rarely white. Valves of the pod separating from the 
persistent replum. 
* Usually leafless when mature (sometimes leafy in 8, C. subulata). 
+ Branchlets broad, flat, and thin. 
Branchlets 4-3 in. broad. Flowers large, #-lin. Pod 1in., 
turgid sis a ae a4 be .. 5. C. Williamsn. 
Branchlets 1-4in. Flowers small, 4-hin. Pod 4-4in.; 
valves slightly convex. Seedsred .. 3 .. 6. C. australis. 
+t Branchlets narrow, terete, plano-convex or compressed. 
Branchlets very stout, often terete, j,-}in. diam. Pod 
4-3 in., turgid. Seeds 2-6 .. -. 4. @. Petree. 
Branchlets slender, compressed or plano- convex, gree zy in. 
diam. Pod }- tin, turgid, subulate, acuminate. Seeds 
usually 2 .. .. 8. C. subulata. 
Branchlets slender, terete or plano- convex, 7:—- asi in. diam. 
Pod tin., oblong, turgid, narrowed below 3 9. C. virgata. 
Branchlets very slender, almost filiform. Pod small, 
4-4 in., obliquely oblong. Seed 1, rarely2 .. .. 10. C. diffusa. 
** Usually leafy in spring and early summer (sometimes leafless in C. flagel- 
liformus). 
+ Pod more or less compressed, or only slightly convex. 
Branchlets glabrous, deeply grooved, erect. Racemes 
5-12-flowered. Flowers large, tin. Pod oblong, beak 
rather long oe .. ll. C. grandiflora. 
Branchlets pubescent, compressed, drooping. Racemes 
10-20-flowered. Flowers small, sti in. Pod oblong, 
narrowed into along beak .. : 12. C. odorata. 
Branchlets glabrous, compressed or "terete. "Racemes 
10-40-flowered. Pod narrowed into a long beak .. 13. C. angustata. 
Branchlets slender, grooved, often fastigiate. Racemes 
3-T-flowered. Flowers small. Pod aa ovate, 
suddenly narrowed into a long beak .. 14. C. flagelliformis.. 
tt Pod conspicuously turgid. 
Stems slender, often twining. Branchlets almost filiform, 
grooved. Flowers large, 4-4 in. Pod elliptic, beak very 
long Ns ae ae ue Be .. 15. C. gracilis. 
C (Huttonella). Hrect or prostrate shrubs 1-4ft. high. Flowers small. Pod 
small, usually indehiscent, swollen, often broader than deep; beak turned 
abruptly wpowards. 
* Leafless when mature. 
Erect. Branchlets numerous, terete. Racemes lax. 
Flowers + in. 46 36 35 ze .. 16. C. compacta. 
