Vol.. II.] BARBERRY FAMILY. 91 



i. CAULOPHYLLUM Michx. Fl. Bor. Am. i: 205. 1803. 



Erect herbs, with thickened rootstocks, and ternately compound leaves. Sepals 6, the 

 calyx 3-4-bracted. Petals 6, smaller, cucullate, opposite the sepals. Stamens 6; anthers 

 oblong, dehiscent by valves. Pistil i; style short; stigma lateral; ovules 2, ripening into large 

 globose stipitate seeds, resembling berries, which in growth soon rupture the membranous 

 caducous pericarp. [Greek, stem-leaf.] 



i. Caulophyllum thalictroides (L.) 

 Michx. Blue Cohosh. (Fig. 1643.) 



Leontice thalictroides I,. Sp. PI. 312. 1753. 



Caulophyllum thalictroides Michx. Fl. Bor. Am. 

 i: 205. 1803. 



Glabrous, glaucous when young, i-3 high, 

 with 2 or 3 large sheathing bracts at the base, 

 a large triternate nearly sessile leaf near the 

 summit, and genet ally a smaller similar one 

 near the base of the inflorescence. Divisions of 

 the leaves long-petioled, ternately or pinnately 

 compound, the ultimate segments thin, \'-jf 

 long, oval, oblong or obovate, 3~5-lobed near the 

 apex; panicle terminal, 2'-$' long; flowers 

 greenish purple, 4 // -6 // broad; seeds globular, 

 4" in diameter, blue, glaucous, borne on stout 

 stalks about 3" long. 



In woods, New Brunswick to South Carolina, 

 west to Minnesota, Nebraska and Missouri. As- 

 cends to 5000 ft. in North Carolina. April-May. 

 Called also Papoose Root. 



3. DIPHYLLEIA Michx. Fl. Bor. Am. i: 203. 1803. 



Herbs with horizontal rootstocks, large peltate leaves, and cymose white flowers. Sepals 

 6, petaloid. Petals 6, flat. Stamens 6; anthers dehiscent by valves Pistil i; ovules few, 

 arranged in 2 rows. Fruit a berry. Seeds oblong, curved. [Greek, double-leaf.] 



A genus of 2 species, one native of eastern North America, the other of Japan. 



i. Diphylleia cymosa Michx. Um- 

 brella-leaf. (Fig. 1644.) 



Diphylleia cymosa Michx. Fl. Bor. Am. i: 203. 

 1803. 



Erect, stout, i-2 high, glabrous or nearly 

 so. Basal leaves solitary, long-petioled, i-2 

 in diameter, peltate near the centre, deeply 2- 

 cleft, many-lobed, the lobes acute or acumi- 

 nate, sharply dentate; cauline leaves 2, similar, 

 smaller, petioled, constricted in the middle and 

 generally peltate near the margin; cyme many- 

 flowered, 2 / ~3 / broad; flowers white; petals 

 flat, oblong, obtuse; fruiting pedicels slender, 

 i' long or more; berries blue, oblong, 6" long. 



In woods, Virginia to Georgia along the moun- 

 tains, mainly at higher altitudes. May-June. 



