. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. CRUCIFEKAB (MUSTAKD FAMILY) 423 toothed or entire; flowers small; pods smooth, narrowly oblong, acutish (4 mm. long), about the length of the ascend- ing or spreading pedicels.—Open ground, Va. to Kan., and southw. Apr. Fig. 734. — Petals sometimes minute, some- times none. 5. D. nemorbsa L. Leaves oblong or somewhat lanceo- late, more or less toothed; racemes elongated (1-2 dm. long in fruit); petals emarginate, small; pods elliptical-oblong, h
. Gray's new manual of botany. A handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada. Botany. CRUCIFEKAB (MUSTAKD FAMILY) 423 toothed or entire; flowers small; pods smooth, narrowly oblong, acutish (4 mm. long), about the length of the ascend- ing or spreading pedicels.—Open ground, Va. to Kan., and southw. Apr. Fig. 734. — Petals sometimes minute, some- times none. 5. D. nemorbsa L. Leaves oblong or somewhat lanceo- late, more or less toothed; racemes elongated (1-2 dm. long in fruit); petals emarginate, small; pods elliptical-oblong, half the length of the horizontal or widely spreading pedi- cels, pubescent or smooth. — Fort Gratiot, Mich., n. Minn., northw. and westw. (Eu.) Fig. 735. § 3. DRABAibA Lindblom. Petals not notched or cleft; perennial or bien- nial, leafy-stemmed, leaves finely stellate-pubescent; flowers white; style 785. D. nemol-osa. Part of fruiting raceme x Yg. Pods pubescent. Style less than 1 mm. loug Style 2-4 mm. long . « Pods glabrous 6. Z). stylarig, 7. J), rainonissima. 8. V. arabisans. 6. D. styl&ris J. Gay. Caudex simple or branching; flowering stems simple or slightly branched, pilose, dm. high, remotely leafy; basal rosettes with oblanceolate entire or remotely dentate canescent leaves (1-4 cm. long), the cauline leaves ovate to oblong, usually dentate ; racemes loose ; pedicels short, ascending; pods narrowly oblong to lanceolate, sometimes twisted, 7-12 mm. long. (b. incana Man. ed. 6, not L.) — Dry calcareous cliffs and ledges, locally from Lab. to N. B. and n. Vt.; Rocky Mts. May, June. (Eurasia.) 7. D. ramosissima Desv. Darker green, less pubescent; leaves laciniate- toothed; racemes ; pedicels elongate, spreading; pods oval-oblong or lanceolate, strongly tvflsted, 4-10 mm. long. — Cliffs, Va. to Ky., and southw. June. 8. D. ardbisans Michx. Caudex usually much-branched, the flowering stems simple or slightly bran
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