104 DICOTYLEDONOUS PLANTS. 



HAB. Woods and swamps. Can. to N. J. June. ^>. Stem 

 creeping. Flowers white. Fruit small, dark red, well tasted. 



tt Herbaceous. 



10. R, sazatilis var. canadensis Mich. : herbaceous, pubescent; stems 

 creeping ; leaves ternate ; leafets rhombic, acute, incisely dentate, na- 

 ked, the terminal one petioled ; flowers somewhat in threes ; pedicels 

 elongated. 



HAB. Mountains. Can. to Vir. N. to the sources of the Mis- 

 sissippi. June, July. If.. Flowers white. Fruit small, black. 



11. R. acaulis Mich.: stem herbaceous, very short, unarmed, 1-flow- 

 ered ; leaves ternate-palmate ; leafets ovate, rhomboidal, coarsely ser- 

 rate ; peduncle somewhat pubescent ; lobes of the calyx lanceolate- 

 linear, somewhat acute, with the oblong petals much shorter ; fila- 

 ments dilated ; styles subclavate, approximate. R. pistillatus Smith. 



H\B. Can. and N. Y. W. to N. W. coast. June, July.ZJ. 

 Flowers rose-colour, Fruit red. Resembles R. arcticus. 



12. R. agopodioides De Cand. : stem herbaceous, somewhat pubes- 

 cent, unarmed ; leaves ternate and quinate, palmate, very smooth ; 

 leafets lanceolate, acutely and doubly serrate, ciliate, many-nerved ; 

 flowers terminal, in pairs, peduncles elongated, pubescent ; lobes of 

 the calyx lanceolate, acute, shorter than the corol. R. saxatilis Big. 

 sec. De Cand. 



HAB. White mountains, N. H. 3une. Q. Stem a foot high. 

 FUncers white. 



13. R. obovalis Mich. : stem becoming a little woody, hispid with 

 stiff hairs ; leaves ternate ; leafets obovate-roundish, serrate, naked ; 

 racemes subcorymbed, few-flowered ; bracts ovate ; pedicels elongated. 



HAB. Mountain swamps. N. Y. to Car. June, July. 1(. 

 Berries with only a few large grains, black and sweet. Allied to 

 R. saxatilis. 



*** Leaves simple, lobed, but neither pinnate nor palmate. 



14. R. partiflorus Nntt. : stem suffruticose, unarmed ; leaves sim- 

 ple-palmate lobed ; peduncles about 3-flowered ; lobes of the calyx 

 ovate, acuminate, villose ; petals ovate-oblong, shorter than the calyx. 



HAB. Island of Michilimackinac. Nutt. Flowers small, white. 



15. R. cliamcemorus Linn. : root creeping ; stem simple, 1-flowered, 

 somewhat pubescent, unarmed ; leaves somewhat kidney-form, plicate, 

 denticulate, lobes rounded ; flowers monoecious ; lobes of the calyx 

 lanceolate subentire, longer than the corol ; petals obovate. 



HAB. High mountains. Can. and N. Eng. N. to Arctic Amer. 

 May, June. 2J.. Flowers white, Fruit yellow or amber col- 

 oured. 



16. R. odoratus Linn. : stem fruticose, erect ; petioles, peduncles and 

 calyx glandular-pilose ; leaves 5-lobed, unequally dentate ; flowers sub- 



