228 COMPOSITE. (composite family.) 



crowded in u narrow and clustered leafy panicle, (gj — Hirer-banks, Ohio to 

 Illinois, and northward. Aug. 



§ 3. Receptacle hairy : flowers all fertile, the marginal ones pistillate. 



7. A. Absinthium. L. (Common Wormwood.) Rather shrubby, silky- 

 hoary ; leaves 2- 3-pinnatcIy parted ; the lobes lanceolate ; heads panicled, uod- 

 ding. — Road-sides, sparingly escaped from gardens. (Adv from Eu.) 



See Addend. 



5§. GNAPHALIUM, L. Cudweed. 



Heads many-flowered ; the flowers all tubular ; the outer pistillate and very 

 slender, the central perfect. Scales of the involucre dry and scarious, white or 

 colored, imbricated in several rows. Receptacle flat, naked. Pappus a single 

 row of capillary rough bristles. — Woolly herbs, with sessile or decurrent leaves, 

 and clustered or corymbed heads. Corolla whitish or yellowish. (Name from 

 yvd<pa\ov, a lock of wool, in allusion to the floccose down of the leaves.) 



* Achenia nearly terete: pistillate flowers occupying several rows. 



1. G. decisrrens, Ives. (Everlasting.) Stem stout, erect (2° high), 

 branched at the top, clammy-pubescent, white-woolly on the branches, bearing 

 numerous heads in dense corymbed clusters ; leaves linear-lanceolate, partly clasping, 

 decurrent ; scales of the (yellowish-white) involucre oval, acutish. U — Hill- 

 sides, New Jersey and Penn. to Maine and northward. Aug. - Sept. 



2. G. polycepfaallini, Miehx. (Common Everlasting.) Stem 

 erect, woolly ; leaves lanceolate, tapering at the base, with undulate margins, not 

 decurrent, smoothish above ; heads clustered at the summit of the pjanicled-corymbose 

 branches, ovate-conical before expansion, then obovate ; scales of the (whitish) 

 involucre ovate and oblong, rather obtuse ; perfect flowers few. ® — Old fields 

 and woods ; common. — Plant fragrant, 1° - 2° high. 



3. G. uliginosuill, L. (Low Cudweed.) Diffusely branched, woolly 

 all over (3' -6' high) ; leaves lanceolate or linear, not decurrent; heads (small) 

 in terminal sessile capitate clusters subtended by leaves ; scales of the involucre ob- 

 long. ( x, — Low grounds, and ditches by the road-side ; introduced ? (Eu. ) 



4. G. purpiarcum, L. (Purplish Cudweed.) Stem simple, or 

 branched from the base, ascending (6' -20' high), woolly; leaves oblong-spatu- 

 late, mostly obtuse, not decurrent, green above, very white with close wool un- 

 derneath ; heads in sessile clusters in the arils of the upper leaves, and spiked at the, 

 wand-like summit of the stem ; scales of the involucre lance-oblong, tawny-white, 

 the inner often marked with purple. — Sandy or gravelly soil, coast of Maine to 

 Virginia, and southward. 



* * Achenia flattish : pistillate flowers in a single marginal row. 



5. G. Sispimim, Villars. (Mountain Cudweed.) Dwarf and tufted ; 

 leaves linear, woolly ; heads solitary or few and spiked on the slender simple 

 flowering stems ; scales of the involucre brown, lanceolate, acute. U — Alpine 

 summit of Mount Washington, New Hampshire : rare. (Eu.) 



