. 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. 816 COMPOSITAE (composite FAMILY). 9T1. A. nernoralis. heads few-several; rays 12-18, white, or slightly purple.—Cool rich woods, \/,\h. to Ont., Pa., and southw. along the AUeghenies. June-Sept. Fig. 970. _ A monstrous form occurs in N. E. and N. y. having a chaffy receptacle and the flowers turned to tufts of chaffy paleae. 55. A. nernoralis Ait. Minutely roughish-pubescent; stem slender, simple or corymbose at the summit, very leafy, 2-6 dm.
. 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. 816 COMPOSITAE (composite FAMILY). 9T1. A. nernoralis. heads few-several; rays 12-18, white, or slightly purple.—Cool rich woods, \/,\h. to Ont., Pa., and southw. along the AUeghenies. June-Sept. Fig. 970. _ A monstrous form occurs in N. E. and N. y. having a chaffy receptacle and the flowers turned to tufts of chaffy paleae. 55. A. nernoralis Ait. Minutely roughish-pubescent; stem slender, simple or corymbose at the summit, very leafy, 2-6 dm. high ; leaves small (2-4 cm. long), rather rigid, lanceolate, nearly entire, with revolute margins; heads l-3(-12); bracts of the inversely conical involucre narrowly linear-lanceolate, the outer awl-shaped; rays lilac-purple, elongated. — Bogs and swamps, Nfd. to Hudson B., s. to N. J., n. N. Y., and e. Ont., chiefly coastal. July-Sept. Fig. 971. Passing to Var. Blakei Porter. Leaves larger (1-2 cm. wide), oblong-lanceolate, toothed ; heads few-many. —N. S. to N. Y. and N. J. — A very showy plant about equally related to this and the preceding species, and not clearly distinct from either. 56. A. tenuifblius L. "Very glabrous; stem often zigzag, simple or forked, dm. high; heads rather large, 1 cm. high, terminal; leaves few, long-linear, tapering to both ends, rather thick and fleshy, entire, the upper subulate, pointed ; involucre top-shaped, the bracts subulate-lanceolate with attenuate acute points; rays large, numerous, pale purple. — Salt marshes, Mass. to Fla. Fig. 972. § 7. 0XYTRIP6lIUM (DC.) T. & G. Involucre as in § 6 ; pappus simple, fine and soft; glabrous annuals, with numerous small heads and narrow entire leaves. 57. A. subuiatus Michx. Stem m. high; leaves linear-lanceolate, pointed, flat, on the branches awl-shaped ; bracts of the subcylindrlc involucre (7-8 mm. high) linear-awl-shaped, in few rows ; rays some- what
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