Antennaria. LXXV. COMPOSITiE. 351 



central flowers 5 ; receptacle flat, naked ; pappus simple, scabrous, 

 capillary. — Lvs. alternale^ entire. 



1. G. POLYCEPHALUM. Michx. Fragrant Life-everlasting. 



Lvs. linear-lanceolate, acme, scabrous above, whitish tomentose beneath, 

 as well as the paniculate stem; hds. capitate, corymbose; scales of Die invoiu.cre 

 ovate-lanceolate, acute. — ® Common in fields, &c., Can. and U. S. It is dis- 

 tinguishable by its strong, agreeable odor, and its brownish color. Stem 1 — 2f 

 high, whitish, with a cottony down, much branched. Leaves .sessile, cottony 

 beneath. Flowers in crowded clusters at the ends of the branches. Involucre 

 with whitish scales and yellow flowers. Aug. 



2. G. DECURRENS. Ives. Dccurrcnt-lcavcd Life-everlasting. 



St. erect, stout, much branched, viscidly pubescent; Zt;s. linear-lanceolate, 

 very acute, decurrent, nakeA. above, white and woolly beneath ; _/?i\ in dense, 

 roundish, terminal clusters. — % A stout species, covered with a lense, hoary 

 pubescence. It grows in hilly pastures, &c., N. H., Vt. to N. S. Stem 21' hierh, 

 with scattered leaves and spreading branches. Leaves on the upper side green, 

 scabrous and viscid. Scales whitish, with yellow corollas. Aug. 



3. G. PURPUREUM. (G. Americanum. Wllld.) Purple Life-everlasting. 

 St. erect, simple or branched from the base, tomentose; lvs. linear-spatu- 



late or obovate-spatulate, downy-canescent beneath, green above ; kds. sessile, 

 crowded, terminal and axillary. — Grows in sandy fields and pa.sture.s, N. H. to 

 la. and La. Stem 8 — 12' high, sending out shoots at the base. Heads with 

 puiplish scales and yellow corollas. June. 



4. G. ULiGiNosDM. Mud Life-everlasting. 



St. diffusely branched, woolly; lvs. linear-lanceolate; hds. in terminal, 

 crowded, leafy clusters; involucre .•scales one-colored, inner acute; «c/t. smooth. 

 — (1) A small, spreading plant clothed with whitish down, common in sandy 



E laces where water occasionally stands, N. Mid. and W. States. Stem 4 — 6' 

 igh. Leaves numerous, acute, narrowed at the base. Scales of the involucre 

 oblong, obtuse, yellowish. Aug. 



55. ANTENNARIA. Br. 



Name in allusion to the bristles ol" the pappua, which resemble antennae. 



Heads dioecious ; involucre of imbricate, colored scales ; pistillate 

 corollas filiform ; receptacle subconvex, alveolate ; pappus simple, 

 bristly. — % Tomentose. Lvs. alternate, entire. Hds. corymbose.^ with 

 white scales. 



1. A. MARGARiTACEA. Br. (Gnaphalium. Linn.) Common Life-everlasting. 

 St. erect, simple, corymbosely branched above ; lvs. linear-lanceolate, 



acute, 3-veined, sessile, and beneath the stem woolly ; corymbs fastigiate ; invol. 

 scales elliptic, obtuse, opaque, white. — % Named lor its dry, imperishable, pearl- 

 white flower-scales. In fields and pastures, U. S. and Brit. Am. Stem I — 2f 

 high, and with its numerous, scattered leaves, clothed with white and cotton- 

 like down. Heads of flowers numerous, hemispherical, much adorned by the 

 fadeless, imbricated scales of which the outer are downy at the base. Flowers 

 yellow. July. — The plant is slightly fragrant. 



2. A. PLANTAGiNiFOLiA. Br. (Gnaphalium. Linn.) Mouse-ear Life-ever- 

 lastiniT. — Stolo7is procumbent ; st. simple ; radical lvs. ovate, mucronate, 3- 



veined, silky-canescent ; stem lvs. small, lanceolate ; invol. scales ovate, obtu.se. 

 — %. Borders of woods, &c., U. S. and Brit. Am., common. Whole plant whit- 

 ish with down. Stem 5 — 8' high, often branched at base into several from the 

 .same root. Root-leaves much larger than those of the stem, rounded at apex, 

 tapering to a petiole. Stem-leaves few, bract-like. Heads clustered, terminal, 

 purplish-white. May — Aug. 



fi. dioica. (A. dioica. Br.) Radical lvs. much smaller, spatulate; stem lvs. 

 linear-lanceolate ; inner scales linear, acute. — Abundant in old pastures. Apr. — 

 July. A variety (too 1) strongly marked. 

 30* 



