122 PENTANDRIA.— MONOGYNIA. 



2. R. albinervium : leaves short, acutely lobed, smooth* 



ish ; nerves white ; racemes recurved ; berries 

 smooth. 

 HAB. Mountains. April— May. V Fl. small, 

 greenish yell. ; ber. red. 



3. R. trifidum : leaves moderately lobed, smooth above, 



pubescent beneath ; racemes loose, pubescent ; 

 flowers rather flat, with the segments of the calyx 

 subtritid ; petals spathulate, obtuse ; berries hairy. 

 HAB. Mountains. April — May. T?. Leav. with 

 subacute lobes; pet. purp. ; ber. red. 



4. R. rigens : branches straight ; leaves acutely lobed 



and dentate, reticulate-rugose, pubescent beneath ; 

 racemes rather loose, many-flowered, becoming 

 stiffly erect ; berries hispid. 

 HAB. Mountains. May. Tj. Leav. on long pet. ; 

 raceme 6 — \0-fl. ; fl. purp. ; ber. red, 



5. R. prostratum : branches rechned-prostrate ; leaves 



lobed, smoothish ; the younger ones pubescent ; 

 branches somewhat erect ; calyx rather flat ; petals 

 deltoid ; bracts minute ; berries hispid. 

 HAB. Mountains. May. Tj. Shrub small; leav. 

 5-lob. ; raceme erect, S — lO-fl., gland. ; ber. red. 



* * Stems thorny. 



G. R. hirtellum: spines subaxillary ; branches some- 

 what hispid ; leaves smail, half 3-cleft ; lobes sub 

 dentate; peduncles 1 -flowered; berries smooth. 

 HAB. Mountains. May — June. Tj. Berries red 



7. R. gracile: spines subaxillary; leaves on slender 



petioles, pubescent on both sides ; lobes acute, 

 dentate, incised ; peduncles slender, erect, about 

 2-flowered ; calyx tubuhir-campanulate ; berries 

 smooth. 

 HAB. Mountains. May. Tj. Spines mostly soli- 

 tary; pet. short, white ; ber. green or purp., some- 

 times zcith several spines. 



8. R. triflorum: spines subaxillary; leayes smooth. 



3 — 5-lobed, incisely toothed ; peduncles about 3- 

 flowered ; pedicels elongated ; bracts very short ; 

 petals spathulate, undulate ; style hairy, exserted 

 deeply 2-cleft ; berries smooth. 



