4. R. oxyacanthoìdes, L. _Peduncles very short, flowers greenish or dull purplish; stamens usually scarcely equalling the rather broadly oblong calyx-lobes_. (R. hirtellum, _Michx._)--Newf. to N. J., west to Ind., Minn., and westward. The common smooth-fruited gooseberry of the north, the whitish spines often numerous. [*][*] _Flowers several in a nodding raceme, small and flattish, greenish._ 5. R. lacústre, Poir. Young stems clothed with bristly prickles and with weak thorns; leaves heart-shaped, 3--5-parted, with the lobes deeply cut; calyx broad and flat; stamens and style not longer than the petals; fruit bristly (small, unpleasant).--Cold woods and swamps, Newf. to N. Eng., west to N. Y., Mich., and Minn. § 2. RIBÈSIA. (CURRANT.) _Thornless and prickless; racemes few--many-flowered, stamens short._ 6. R. prostràtum, L'Her. (FETID CURRANT.) Stems reclined; leaves deeply heart-shaped, 5--7-lobed, smooth, the lobes ovate, acute, doubly serrate; _racemes erect_, slender, calyx flattish; _pedicels and the (pale red) fruit glandular-bristly_.--Cold damp woods and rocks, Lab. to mountains of N. C., west to Mich., Minn., and the Rocky Mts. 7. R. flóridum, L'Her. (WILD BLACK CURRANT.) _Leaves sprinkled with resinous dots_, slightly heart-shaped, sharply 3--5-lobed, doubly serrate; _racemes drooping, downy; bracts longer than the pedicels_; flowers large, whitish; calyx tubular-bell-shaped, smooth; _fruit round-ovoid, black, smooth_.--Woods, N. Eng. to Va., west to Ky., Iowa, and Minn. 8. R. rùbrum, L., var. subglandulòsum, Maxim. (RED CURRANT.) Stems straggling or reclined; leaves somewhat heart-shaped, obtusely 3--5-lobed, serrate, downy beneath when young; _racemes from lateral buds distinct from the leaf-buds, drooping_, calyx flat (green or purplish); _fruit globose, smooth, red_.--Cold bogs and damp woods, N. Eng. to N. J., west to Ind. and Minn. § 3. SIPHÓCALYX. _Thornless and prickless; leaves convolute in the bud; racemes several-flowered; calyx-tube elongated; berry naked and glabrous._ 9. R. aúreum, Pursh. (MISSOURI or BUFFALO CURRANT.) Shrub 5--12° high; leaves 3--5-lobed, rarely at all cordate; racemes short; flowers golden-yellow, spicy-fragrant; tube of salverform calyx (6´´ long or less) 3 or 4 times longer than the oval lobes; stamens short; berries yellow or black.--Banks of streams, Mo. and Ark. to the Rocky Mts., and westward. Common in cultivation. ORDER 36. CRASSULÀCEÆ. (ORPINE FAMILY.)