402 



COMPOSITAK. 



[Vol. hi. 



4. Gnaphalium palustre Nutt. Western 

 Marsh Cudweed. (Fig. 3854.) 



Gnaphalium palustre Nutt. Trans. Am. Phil. Soc. (II) 7: 

 403. 1841. 



Annual; diffusely branched from the base, densely 

 but loosely floccose- woolly all over, 2'-S'high. Leaves 

 sessile, obloug, linear-oblong, or the lower spatulate, 

 obtuse or acutish, 6"-i2" long, i|^"-3" wide; heads 

 about 2" high, several together in leafy-bracted glom- 

 erules; involucre more or less woollj', its bracts linear 

 or lanceolate, acute, white or pale yellow; pappus- 

 bristles distinct, separately deciduous. 



In moist wet soil, Northwest Territory to western Ne- 

 braska and New Mexico, west to British Columbia and 

 California. May-Aug. 



5. Gnaphalium uliginosum I,. Low 



or Marsh Cudweed. Wartwort. 



Mouse-ear. (Fig. 3S55.) 



Gnaphalium uliginosum L. Sp. PI. 856. 1753. 



Annual; diffusely branched from the base, or 

 the stems sometimes erect or ascending, ap- 

 pressed-woolly all over, 2'-$' high. Leaves 

 sessile, spatulate-Iinear, linear, or the lower 

 oblanceolate or spatulate and narrowed into 

 petioles, all obtuse or obtusish, generally mu- 

 cronulate, I'-iJi' long; heads about 2" high, 

 numerous in dense leafy-bracted terminal 

 glomerules; bracts of the involucre oblong or 

 oblong-lanceolate, brown, the outer obtuse or 

 obtusish and more or less woolly, the inner 

 acute; pappus-bristles distinct, separately de- 

 ciduous. 



In damp soil, Newfoundland to Virginia, west to western Ontario, Minnesota and Indiana. 

 Apparently naturalized from Europe, where it is common. Occurs also in the far Northwest, where 

 it is probably indigenous. July-Sept. 



*'. 



6. Gnaphalium supinum L,. Dwarf Cud- 

 weed. (Fig. 3856.) 



Gnaphalium supinum L. Syst. Ed. 2, 234. 1767. 



Perennial, white- woolly, much tufted; stems sim- 

 ple, l'-^}i' high. Leaves mainlj' basal, linear, 

 acute, narrowed at the base, sessile, 6"-i2" long, 

 i"-2" wide; heads few or several, capitate or sliort- 

 spicate, about 3" high; flowers yellowish; bracts 

 of the involucre brown, glabrous, lanceolate or 

 oblong-lanceolate, acute; pappus-bristles distinct, 

 separately deciduous. 



.\lpine summits of the White Mountains of New 

 Hampshire; Labrador and Greenland, and on high 

 mountains in Europe and Asia. Called also Mountain. 

 Cudweed. ]uly-Aug. 



