Pullenc^a.] 



XL. LEGUMINOS/E. • m 



Leaves cordate-lanceolate or linear, nearly flat, concave or with invo- 

 lute margins. 1 lowers almost or quite sessile 51 p ,-„,„VnW 



leaves Irnear-terete or trigonous, cliaunelled above. Flowers almos ^-^"^'^J"'"'^- 



_ or quite sessile ... ko t^ 



Tct7ole7i£tT^^^^^ ''^'^y />■}>' '"J-li I'^^.f'J heads growing out into leaf^ shoots, 

 nracteoles lasei ted on or adnate to the calyx-tube. (Eastern species.) 



Flowers sessile or nearly so, all axillary. 



Calyx 2 upper lobes much longer than the others, broad, falcate 

 and united to the middle. 



r.k? 9 ''"*=^\-^"'''f ""^ trigonous, channelled above . . . , 55 P setuhsa 



Cajx 2 upper lobes but little longer than the others. 



Leaves small, oblong-euucate, obtuse 54 p ^„rviilnrn 



Ws S';!!'"? ™T""^ Stip.acs imbricate . \ \ ^..P^Zt 

 Flow s in Tan t?.- l^V'r'^^''^"' """"^"^'^ ''"'' '''''''''^ ' ^^- P- procuwbens. 

 StipUesTmall. ' ^ ^ '' '' "' ''^'^^"■^' "'"^ ^'^'•""■"=''- 



Kc« S;'^^^^^^^^^^^ Ws linear, obtuse. . . . ^i. P. I,sj>idala. 



rimvp T ""^ ''"'■'"■^'- ^^^^'"^^ f^'O"! «''ovate to narrow-linear. 



■flowers sessile or ncarlvsn r-n d 7 -^ 



x'io\>ers distinctly pedicel ate (;o p / -^ 



PW P"' pedicellate. Stipules small. '' 



le-,r'"' °'",^' ""°"'- ^^•^''^'-''^ s'^ort. Leaves small. 



Leave, r^ nc i "",'f °"'^';« °i' fine-pointed and recurved at the end o?. P . mocnnhens. 



Zrl ^ °^^"''' ^ *° * ''"^s long or rather more, broad 

 or narrow .... ° ' at n •// 



Lp.ivpa T.„„, - , ol. p. villosa. 



Plant cr^n^,■^^»« 't ' ' , 62. i\ follolosa, 



a"t,labious. Leaves Ho 1 ill. long G'S. pfje^rilis. 



C T 



^^ni- TmliTcr'^'^'^ ^^ nearly Jlaf^ not punqeiiL Flowers axiUary, or, if termhwl, soli- 



otes inserted close under (he calj/x, bnt free from it. (Eastern species J 



lobe8lar"e ' *"' '""'''^' ^"^*"s Pd'ceHate. Calyx upper 

 Lcavoo ..^?n ','"._ C4. P. eucJiila. 



Cah-T^ln?' "^'"f * imbricate. Tlowcrs usually nearly 'sessile. 

 Branches nnh 'r'^ ^'I'^'il- •■•.,.....• . ^^. P. selaginoides. 

 W s"a T' °/ 'j"*'"^- Flowers nU axillary. " 



Leaves elTint' ^'f,' ''^'^' ^^1"^'™«« C6. P. densifolia. 



iHiaves li, lor ',• ''^"S °'" «l^ov-ate, obtuse. Bracteolcs narrow . 67. P. el/iptica. 



I^eaves ar,,+I °' ^'"f '^''-o'^'oiig. Bracteolcs broad 68. P. subspicata. 



flowers term; T I 3-ncrved, hirsute or cilinte with Ion- hairs . 69. P. villifera. 

 tuft of fin 1 1 '"'''^'■^' surrounded by imbricate bracfs and a 



Kant villous '"'^^" ^''''''''^ ^'="^^' "'"'*'>' 3-nerved. 



^'^nt glabrous ''^- ^- ^'"^o^'"'''"*''- 



H T 



'^S^d- F/r»L ^'^^"f''^^''^^^, channelled above, slender or small, not pungent, and rarely 



Flowers t '^ '''''^" "'''"'"'^ "' ^'^'""^■ 



Flofferl axilh?'' "'"■"'^"''ed by broad imbricate bracts . . . . 72. P. prostraia. 



small' and few"" ^'^'"''''^'^'^'J ^^ °- tuft of floral leaves. Bracts 



Calvi^bnnf -f 1°"^ ? "'■ '°°g- Bracteolcs under the calyi. 



Wes noTr V "'' ^°°S n. F. canaliculata. 



»°t exceeding 4 lines or very slender. 



