149 



Haud repens nee radicans (foliola parva) — — — — 53 



53. Flores 3 — 4'" longi ; caules virgati; spinae ssepe geminatae 0. antiquorum L. 



Flores semipollicares vel majores; spinae solitariae 



0. campestris Koch et Ziz, 



54. Folia brevissime petiolata i. e. petiolus ad summum foliolorum 

 longitudine — — — — — — — — — — — 55 



Folia longius petiolata — — — — — — — — 56 



55 ... ... ... ... ... ... — — — — — 0. saxicola B. et R. 



0. villosissima Dsf. 



56. ... ... ... ... — — — — — — — 0. juncea Asso, 



0. Columnœ All. 



(0. inclusa Pourr.) 



57. Stipulœ longe setaceo-acuminatae (dentés ealycini subulato- 

 acuminati tubo multo longiores) ... — — — 0. minutissima L 



Stipulas parvae haud setaceo-acuminatae — .__ ... — 58 



58. Dentés calycis tubo triente tantum longiores (foliola obovata ; 

 semina tuberculata)... — — — — — -- — — — 59 



Dentés tubo 2-plo v. ultra longiores ... ... — ... — 60 



59. Dentés ealycini 3 — 5-nerves „_ ... .- .- — 0. Cossoniana B. et R. 



Dentés ealycini basi 7 -nerves... — ... — ... — 0. diffusa Ten. 



60. Foliola reticulato-venosa (elliptica) ... ... ... 0. ellipticœfolia Willk. 



Foliola haud reticulato-venosa ... ... — — — — 61 



61. Foliola obovata; semina laevia — — — — — —O.hirtaDesf. 



Foliola oblongo-linearia; semina tuberculata ... 0. serrata Forsk. 



62. Folia fere semper digitato-?>-ío\io\^ÍQ, ; si — in paucis specie- 

 bus — foliolum terminale longius petiolulatum : tunc corollœ 

 seariosae persistentes... ... ... — .-. — — — — — 63 



Folia semper pinnato-3-foliolata i. e. foliolum terminale ma- 

 nifeste longius petiolulatum ; coro//«? semper íí^aóÍMce — — 173 



63. (TRIFOLIUM). Flores bracteati ; calycis faux nudus ; corolla 

 perdurans scariosa legumen exsertum ... .__ -._ — — — 64 



Flores ebracteati ; calycis faux villosus vel callosus ; corolla 

 marcescens ; legumen calyei in clusum ... ... — — — 120 



64. Calyx (totus glaber vel laciniae tantum piligerae) immutatus vel 

 post anthesin undique aequaliter (regulariter s, simetrice) mem- 

 branaceo-inflatus ... .- — — — — — — — — "5 



Calycis labium superius dense villoso-tomentosum post anthe- 

 sin vesiculoso-inflatum, gibbum, reticulato-nervosum; labium 

 w/grms immutatum (Sect. Galearia) — ... — — — — 115 



65. Bracteœ exteriores omnino liberae — — — — -. — 66 



Bracteae exteriores in involucrum ± magnum vel minutum 

 dentatum connatae ... — — — — — — — 113 



