Descr. A slender annual plant, six to twenty-four inches 
high, more or less covered with weak flaccid woolly hairs. 
Stem terete, generally much branched from the base, but 
sometimes simple; branches very slender. Leaves scattered 
(opposite in very young weak plants), one inch long, filiform, 
terete. Heads half to one inch across, solitary at the ends 
of the branches; yellow, or white with a yellow eye. Invo- 
lucral scales radiating, scarious, oblong or oblong-lanceolate ; 
outer shorter, intermediate quarter of an inch long, sub- 
acute ; innermost again shorter, and sometimes very short 
and truncate. Pappus hairs thickened upwards, very plu- 
mose. <Achenes smooth.—J. D. H. 
Fig. 1. Leaf. 2. Involucral seale. 3. Floret. 4. Pappus :—all magnified. 
