DIADELPHIA. DECANDRIA. Orobus. 543. 



871. OROBUS. Style linear. Cal. obtufe at the 

 bafe: fuperiour divifions deeper, fhorter. 



lathyroides 1, O. leaves pair'd fubfeflile, ftipules tooth'd. lathyrus- 



■ ^ tike* 



hirjutus. 2. O. leaves pair'd petioled, ftipules intire. Jhaggy. 



luteus. 3. O. leaves feather'd egg-oblong, ftipules round-moon'd 



tooth'd. yeUoWm 



vermis. 4. O. leaves feather'd egg'd, ftipules half-arrow'd mofl 



intire, ftem fimple. vernal. 



tuberofus. 5. O. leaves feather'd lanced, ftipules half-arrow'd moft: 



m f1 . _ „ . intir , e > ftem fimple. /»fcrwr. 



jytvaticus. A. O. items decumbent fhaggy branchy. wood. 



angujlifolius.d. O. leaves two-pair'd fword-form, ftipules awl'd| 



ftem fimple. narrow-leaved, 



niger. 7. O. ftem branchy, leaves fix-pair'd egg-oblong, black, 



pyrenaicus. 8. O. ftem branchy, leaves two-pair 'd lanced nerved \ 

 j < ftipules rather thorny. pyrenean. 



fylvaticus. 9. O. ftem branchy fhaggy decumbent, leaves moftly 

 , „ n feven-pair'd. f y l van% 



wnejeens. O. ftem branchy, leaves two-pair'd linear, ftipules 



half-arrow'd awPd. S. hoary, 



tfbus. O. leaves two-pair'd fword-form petioled, ftipules 



fimple, ftem fimple. S. white. 



372. LATHYRUS. Style flat, villous above, 

 broader upwards. Two fuperiour di- 

 vifions of the Calyx ihorter. 



* With peduncles one-Jlower'd. 



4phaca. 1. L. peduncles one-flower'd, tendrils leaflefs, ftipules 

 arrow-hearted. 



Vtfolia. 2. L. peduncles one-flower'd, leaves fimple, ftipules 

 awl'd. 



'mphicarpos. 3. L. peduncles one-flower'd longer than the calyx, ten- 

 drils two-leaved moft fimple. all-fruit. 



*cera. 4. L. peduncles one-flower'd, tendrils two-leaved, le- 



gumes egg'd comprefs'd : channel'd on the 

 back. 



itivus. 5. L. peduncles one-flower'd, tendrils two-leaved and 



four-leaved, legumes egg'd comprefs'd two- 



margin'd on the back. cultivated. 



0-2 6. L. 



