Obdbb 70.— composite. 461 



Iieavea on the upper side green, scabrous and viscid. Scales whitish, with yel- 

 low corollaa Aug. 



2 G. polyc^phatum Mx. Erect; his. sessile, liaear-lanceolate, acute, scabrous 

 above, whitish tomentous beneath, as well as the paniculate stem ; hds. capitate 

 corymbous ; scales ovate-lanceolate, acute. — ® Common in fields, &c.. Can. and V. 

 S. It is distinguishable by its strong, agreeable odor, and its brownish color. 

 Stem 1 — 2f high, whitish, with a cottony down, much branched. Hds. much 

 larger than in the next. Involucre with whitish scales and yellow flowers. 

 Aug. 



3 G. uligindsum L. Cudweed. St. diffusely Iranched, wooUy; tos. sessile, 

 linear-lanceolate I Ms. smaU (1" wide) in terminal, crowded, Uafy clusters; scales 

 obtuse, yellowish or brownish ,■ ach. smooth. — (D A small, spreading plant, clothed 

 with whitish down, common in sandy places where water ocoasionafiy stands, N., 

 Mid. and W. States. Stem 4 — 6' high. Leaves numerous, acute, narrowed at 

 the base. Scales of the involucre oblong, obtuse, yellowiKh. Aug. 



4 G. purpCireuin L. St. erect, simple or branched from the base, tomentous ; 

 Ivs. tinear-spatulaie or obovate-spatulate, downy-cauescent beneath, green above ; 

 lids, sessile, crowded, terminal and axillary; scales acuminate.—® Grows in 

 sandy fields and pastures, N. H. to Ind. and La. Stem 8 — 12' high, sending out 

 shoots at the base. Heads with tawny, purplish scales and yellow corollas. 

 June. 



5 G. supinum Yillars. Ocespitotts, woolly; Ivs. linear; hds. few, oblong, in a 

 spicate raceme or soUtary ; scales acute, brown; pistillate fls. in but one row. — 

 White Mts., K. H. (Nuttall.) Sts. 2 to 4' high. 



79. ANTEKNA'RIA, Br. Everlasting. (Name in allusion to the 

 bristles of the pappus, which resemble aiitenriSD.) Heads dioecious; in- 

 volucre of imbricate, colored scales ; pistillate corollas filiform ; recep- 

 tacle subconvex, alveolate ; pappus a single row of bristles. — 71 Tomen- 

 tous. Lvs. alternate, entire. Hds. corymbous, with white or brownish, 

 never yellow scales. (Gnaplialium L.) 



1 A. margaritaoea Br. St. erect, simple, corymbously branched above ; lvs. linea/r- 

 la/nceolate, acute, 3-veined, sessile, woolly beneath, stem woolly ; corymbs fasti- 

 giaie; scales elliptic, obtuse, opaque, wljite. — If Fields und pastures, U. S. and 

 Brit. Am. St. 1 to 2f high, and with its numerous, scattered lvs. clothed with 

 white and cotton-like down. Hds. numerous, hemispherical, fadeless. Fls. yel- 

 low. Jl. — Named for its dry, imperishable, pearl-white scales. 

 A. plantaginifdlia Br. Mouse-ear. E veelastins. Stolons procumbent ; si. 

 simple; radical lvs. oval, obovate or spatulaie, mucronate, 3-veined, silky-canes- 

 cent, St. lvs. small, lanceolate ; scales ovate, obtuse. — y Borders of woods, &c., 

 tr. S. and Brit. Am., flowering in early spring. "Whole plant whitish with down. 

 St. 5 to 8' high, often with stolons at base. Rt. lvs. much larger than those of 

 the stem. St. lvs. few, bract-like. Hds. in a terminal, dense cluster, purplish 

 white. Feb, — May. (A. dioica Br.) 



80. FILA^GO, Tourn. Cotton Eosk. Cudweed. (Apparently 

 from the Latin filuni, a thread ; on account of the cottony hairs.) 

 Heads heterogamous ; involucre of a few villous scales ; marginal 

 flowers ? ; receptacle columnar, nated at the apex, chaffy at base ; 

 achenia terete, central ones with a hairy pappus. — Downy-canescent 

 berbs. Lvs. alternate, entire. 



F Germdnica L. St. dichotomous or proliferously branched above ; lvs. linear- 

 lanceolate, acute, crowded, erect ; hds. few-flowered, in dense, capitate clusters, 

 terminal and lateral ; scales cuspidate, passing insensibly into the pales of the 

 teceptaole, each with a pistillate flower in the axil. — ® Fields and roadsides, 

 Mass., N. Y. to Va. St. 6 to 10' high. Scales straw-color, with a green line 

 outside. Jl.— Oct. § Eur. 



