«;4 I'lll.l. M ANTAl. 



11. Iauxcs elliptic to ovate; calyx-lolies less deeply cut: 



nutlets witli shallow pits on the ventral faces 

 ( Hrainerdianac ). '2'y 



12. Leaves i-2.V in. long and wide, membranous ; calyx-lol)es 



usually entire. I'l 

 12, Leaves 1-4 in. long and wide; calyx-lobes usually serrate. 



(Coccineae). U. 

 i-i. Leaves yellow-green often slighth pubescent; fruit soft 



at maturity. ( Tenuifoliae ). 'M. 

 ]'■>. Leaves blue-green, usually glal)ri)us; fruit hard at 



maturity. (Pruinosae). -(S. 



— Cn(s-(/alli. — 

 11. Leaves not IoIxmI. L"). 



14. Leaves somewhat lobed. 1(J. 



l--). Leaves 1-4 in, long. C. criis-galli. 



15, Leaves 4-21 in. long. C. berbcnfolia. 

 l(i. Styles and nutlets usually 2. 



C. schizophylla. 

 l<i. Styles and nutlets usually 3-5, 17. 

 17. Lobes of the leaves irregular, o1)tuse ; fruit glol)ose. 



C. den aria. 

 17. Lobes of the leaves regular, acute; cal^x-lobes serrate. 



C. fecuuda. 



— Puncfafae. — 



is. hVuit ellipsoidal ; nutlets usually -S or 4. ID. 



1.^, hVuit glo'bose. 2<>. 



1!'. Leaves bright xellow-green, slightly inii)ressed-\ eined 



above, C. cuncifonitis. 

 1!'. Leaves dull gray-green, strongl>- impressed-\eined above. 



obo\ate. narrow. C. fiiiiitnla. 



20. Nutlets 2 or 3, C". iiiaroarctta. 

 2<i. Xutlets 4 or -V C. siihorhiciilata. 



— Macracaiilluir. — 



21. Leaves dark green, glabrous and shining above, cori- 



aceous. 22. 

 21, Leaves gray-green, pube.scent and dull above, subcori- 



aceous. rhoml)ic-ovate, lol)ed. C. calpodcndrou. 

 'I'l. h>uit ':: in. thick or less; leaves large. C. succulenta. 

 'I'l. h>uit \ in. thick or less : leaves small, C. ncoflnvhlis. 



