15 1 



COMPOSITAE. 



Vol. III. 



I ow, diffuse; inflorescence mostly capitate ; pappus bristles distinct. 



Floccose-woolly ; involucral bracts yellowish, ur white. 4. G. 



Appressed-woolly ; involucral bracts becoming dark brown. 5. G. 



Tufted low mountain herbs : heads few ; bracts brown ; pappus-bristles distinct. 6. G. 



2. Slender, simple; heads spicate; pappus-bristles united at base. 



s limar or lanceolate-spatulate, acute ; heads about 3" high ; northeastern. 



Bracts dark brown ; stem leaves lanceolate-spatulate. 7. G. 



I'.racts brownish tipped; stent leaves linear. 8. G. 



la a\ es spatulate, obtuse or obtusish ; heads 2"~2 1 //' high ; eastern and southern. y. G. 



palustre. 



uliginosum. 



supinum. 



norvcgicum. 



sylvaticum. 



purpureum. 



2. Gnaphalium Helleri Britton 

 Everlasting. Fig. 4407. 



G. Helleri Britton, Bull. Torr. Club 20: 280. 1S93. 



G. polyceplialum Helleri Ftrnald, Rhodora 10: 94. 1908. 



Similar to the preceding species, corymbosely or 

 somewhat paniculately branched above, li-2 high, 

 the stem and branches densely glandular-pubescent, 

 not tomentose. Leaves oblong-lanceolate, sessile, 

 acuminate at both ends, green and hispidulous above, 

 white-tomentose beneath, the larger about 2' long 

 and 5" wide, the uppermost much smaller and nar- 

 rower; heads very numerous, corymbose or corym- 

 bose-paniculate, sessile or short-peduncled in the 

 clusters, about 2i" broad ; involucre oblong, or be- 

 coming campanulate, 3" high, its bracts bright white, 

 tomentose, the outer oblong, the inner linear-oblong, 

 all obtuse ; pappus-bristles distinct ; achenes glabrous. 



In fields and woods, New York and New Jersey to 

 Virginia, Kentucky and Georgia. Sept.-Oct. 



i. Gnaphalium obtusifolium L. Sweet or 



White Balsam. Sweet or Fragrant Life 



Everlasting. Fig. 4406. 



Gnaphalium obtusifolium L. Sp. PI. 851. 1753. 



G. polyceplialum Michx. Fl. Bor. Am. 2: 127. 1803. 



Annual or winter-annual, fragrant; stem erect, 

 simple, or branched above, tomentose, l-3 high. 

 Leaves lanceolate or linear-lanceolate, sessile, 

 acute or acutish, or the lower obtuse at the apex, 

 narrowed at the base, densely white-woolly be- 

 neath, glabrate and commonly dark green above, 

 1/-3' long, 2"-4" wide, the margins undulate; heads 

 in numerous corymbose or paniculate clusters of 

 1-5. about 3" high ; bracts of the involucre white, 

 or tinged with brown, oblong, thin and scarious. 

 obtuse, the outer woolly at the base; pappus-bris- 

 tles distinct, separately deciduous ; achenes glabrous. 



In dry, mostly open places, Nova Scotia to Florida, 

 Manitoba. Kansas and Texas. Jamaica. Poverty-, 

 chafe- or balsam-weed. Old-field balsam. Indian-posy. 

 Feather-weed. Fussy-gussy. Rabbit-tobacco. Life-of- 

 man. Moonshine. Leaves of rosettes oblong. Aug.-Sept. 



Heller's .*., ; ..^'"#* '*<:'< 



3. Gnaphalium deciirrens Ives. Clammy Everlasting. 

 Winged Cudweed. Fig. 4408. 



Gnaphalium deciirrens Ives, Am. Journ. Sci. 1 : 380. pi. I. 1819. 



Annual or biennial, similar to the two preceding species, fra- 

 grant ; stem very leafy, glandular-viscid, corymbosely branched 

 above, 2-3 high. Leaves lanceolate or broadly linear, acutish 

 at the apex, densely white-woolly beneath, glabrate or loosely 

 woolly above, sessile and decurrent on the stem at the base, 

 l'-3' long, 2"-i" wide, or the lowest shorter and slightly spatu- 

 late ; heads in several or numerous corymbose glomerules of 

 2-6. about 3" high; bracts of the involucre yellowish-white or 

 brownish, ovate, acutish or the inner lanceolate and acute, the 

 outer woolly at base ; pappus-bristles distinct ; achenes glabrous. 



In open, moist or dry places, Nova Scotia to Pennsylvania, West 

 Virginia ?, Ontario, British Columbia, Michigan, south in the Rocky 

 Mountains to Arizona. Sweet balsam. Balsam-weed. July-Sept. 



