This section is from the book "An Illustrated Flora Of The Northern United States, Canada And The British Possessions Vol2", by Nathaniel Lord Britton, Addison Brown. Also available from Amazon: An Illustrated Flora of the Northern United States, Canada and the British Possessions. 3 Volume Set..
Shrubs, mostly unarmed, a few species bristly. Leaves palmately veined, usually lobed. Racemes several-many-flowered; pedicels jointed beneath the ovary, usually with a pair of bractlets just below the joint. Ovary not spiny. Fruit disarticulating from its pedicel. [The About 65 species, natives of the north temperate zone, Mexico and the Andes of South America. Besides the following, some 25 others occur in western North America. Type: Ribes rubrum L.
Stems bristly and spiny.
Ovary with sessile glands.
Ovary without glands, or with stalked glands.
Calyx-tube (hypanthium) obsolete.
Ovary with stalked glands.
Calyx-tube (hypanthium) evident.
Calyx-tube greenish to yellowish-white.
Racemes very short; leaf-lobes rounded; fruit red.
Racemes long, drooping; leaf-lobes acutish; fruit black.
Calyx-tube bright yellow.
Ribes oxyacanthoides var. lacustre Pers. Syn.
Spines slender, weak, generally clustered. Branches usually densely bristly; petioles slender, more or less pubescent; leaves nearly orbicular, thin, glabrous or nearly so, deeply 5-7-lobed, 1'-7' wide, the lobes obtuse or acutish, incised-dentate; flowers racemose, green or purplish, about "2" long; pedicels slender, bracted at the base, about 2" long; calyx-tube short, its lobes short, broad, spreading; stamens very short, not exserted; berry 2"-$" in diameter, reddish, covered with weak gland-tipped bristles.