250 COMPOSITA. (COMPOSITE FAMILY.) 
others linear, elongated, entire or toothed; achenia somewhat top-shaped. — . 
Var. MONTANA. Stem manifest, decumbent ; upper leaves nearly opposite. 
(Hyoseris montana, Michr.?) — Damp soil, Florida, and northward ; the variety «— 
on the mountains of North Carolina. March -May.— Scapes 6'-12'high. . 
84. HIERACIUM, Tourn. 
Heads many-fiowered. Scales of the involucre imbricated, or in 2 rows; the _ 
outer row short. Receptacle nearly naked. Achenia not beaked, commonly . 
terete or spindle-shaped, ribbed. Pappus a single row of persistent brownish- . 
white hairs. — Perennial herbs with alternate entire or toothed leaves, and single, ae 
eorymbose, or panicled heads of yellow flowers. — Involucre, in our species, in 2 
rows, the outer short and bract-like. à 
1. H. scabrum, Michx. Stem stout, leafy, hirsute below, rough above; — 
panicle somewhat corymbose; leaves oval, sessile ; the lowest spatulate-oblong, — ig 
hirsute; peduncles and involucre tomentose and Vida hispid; achenia cylin- —.— 
drical. (H. Marianum, Ell.) — Open woods in the upper districts. Aug. md 
Sept. — Stem 19 -3? high. Heads large, many-flowered. : 
2. H. Gronovii, L. Stem leafy and hirsute below, naked and smoother 
above; leaves entire or denticulate, hirsute ; the lowest spatulate-oblong ; the 
upper small, sessile ; panicle narrow, elánpited j achenia narrowed upward.— — 
Dry sandy soil, Florida, and northward. Sept. and Oct. — Stem 19-2? high. - PE 
Lowest leaves spreading on the ground. d 
3. H. venosum, L. Stem slender, nearly leafless, smooth ; lowest leaves 
oblong-obovate, smooth, or hirsute on the veins beneath, often veined with * 
purple ; the others (1-3) small and remote ; heads small, in a spreading cory™ 
bose panicle, smoothish ; achenia linear. — Shady soil in the upper ti 
May - July. — Stem 1° - 2° high. 
4. H. paniculatum, L. Stem slender, leafy, villous below ; leaves thin 
lanceolate, denticulate, acute, smooth ; panicle divaricate ; heads small, 12- -20- 
flowered ; involucre smooth’; achenia short, not narrowed upward. — — Open 
sene along the mountains, Georgia, and northward. Aug. and Sept — FEE 
- 3° high. Peduncles filiform. 
85. NABALUS, Cass. 2 
Heads 5 -20-flowered. Involucre cylindrical, composed of 5-14 iscorsnido 
and several short exterior ones. Receptacle naked. Achenia linear-oblong. s. 
cylindrical, furrowed, glabrous, not narrowed upward. Pappus of numerous . 
straw-colored or brownish bristly hairs. — Perennial herbs, with bitter mberat s 
roots, entire or variously lobed leaves, and nodding heads of yellowish white Lm 
purplish flowers, i in short racemes or clusters. Bn 
1. Me albus, Hook. Smooth; stem paniculate, purplish ; leaves acutish - 
, or variously 3 — 5-lobed or parted; the lowest petioled ; the' 
permost nearly ssi racemes short, sped: involucre imus 
