DESCRIPTION OF MEDICINAL PLANTS. 
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(smooth, rough, or pubescent) lanceolate, the lowest oblong- 
lanceolate or obovate-oblong, tapering into a petiole; heads 
few or many, large, 25—40 flowered ; scales of the broad or 
depressed involucre obovate or spatulate, very numerous, 
with dry and scarious, often colored tips or margins. All 
along the Cumberland Mountain plateau, Lookout Mount- 
ain ; very plentiful. 
Liatris spicata, Willd. Colic-Root. Smooth or somewhat 
hairy ; stems very leafy, stout, 2-5° high ; leaves linear, the 
lower 3-5 nerved; heads 8-1 2-flowered long, crowded 
in a long spike; scales of the cylindrical, bell-shaped invo- 
lucre oblong or oval, obtuse, appressed, with slight margins, 
achenes pubescent or smoothish. Oak barrens of Middle 
Tennessee; Lebanon, Tullahoma. 
Liatris graminifolia, Willd. Fine-leaved Blazing Star. 
Hairy or smoothish ; stem 1-3° high, slender, leafy. Leaves 
linear, elongated, one- nerved; heads several or numerous in 
a spike or raceme, 7-12 flowered ; scales of the obconical or 
obovoid involucre spatulate or oblong, obtuse, or somewhat 
pointed, rigid, appressed; achenes hairy. Inflorescence 
sometimes panicled. The open oak barrens from Tullahoma 
to Cowau are thickly beset with this species. It flowers in 
July. 
Grindelia lanceolate, Nutt. Grindelia. Stiff, upright biennial, 
resinous-viscid, with bright yellow flowers. Leaves sessile, 
alternate and spinulous-serrate. Involucral scales erect or 
the lower tips spreading. Heads many-flowered, radiate; 
ray pistillate. Achenes short and thick, with 1-2 short teeth 
at the summit; awns 2. It always occurs gregariously. A 
large area beset with it at the railroad station at Lavergne, 
Rutherford county. Gathered for use in its flowering season 
in July. 
Solidago odora, Ait. Sweet-scented Goldenrod. Perennial 
herb with slender 2-3° high stems, often reclined, bearing 
very small heads forming a short and broad one-sided panicle, 
rays deep yellow, 3-4, rather large. Leaves linear lanceolate. 
