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Leaves short and wide; (flowers white or pinkish). 
Leaves with a projection, or “ spur,” below the point. | 
where they are attached to the stem. J 
an’glicum. 
Leaves without any spur, usually covered with little. 
gland-tipped hairs. | 
dasyphyllum.” 
‘Leaves very much longer than they are wide. 
Flowers white or pink. 
Plant without hairs. r 
[ al'bum. ) 
Plant with numerous short, gland-tipped Pu 
especially in the upper part. J & J 
villo’sum. 
Flowers yellow. 
Leaves pointed, more or less flattened on the upper, 
and under surfaces ; stem 6 inches or more. i \ 
rupes'tre. | 
Leaves blunt, not or scarcely flattened; stem rarely 
over 3 inches. ) 
sexangula're. 
SENEBIE’RA. 
short, thick stalk. 
Coro’nopus. Wart-cress. 
Fruit slightly wrinkled, notched at its apex, shorter than 
its stalk. 
ce: deeply wrinkled, pointed at its apex, longer than its 
did’yma. 
SENE'CIO. 
Flower-heads with the strap-shaped outer florets either 
absent, or very small and rolled back. 
ee without any outer florets ; plant scentless, 
or nearly so. } 
F vulgaris. Groundsel. 
Outer florets present; plant with a bad smell. 
needs narrow, surrounded by about 12 he 
| 14 bracts (and a few minute outer ones) ; fruits J 
L hairy. sylvat/icus. 
Heads wider, with about 20 bracts, and 2 or 3 outer 
ones nearly half as long as the inner ; fruits not | 
hairy. visco’'sus. 
Flower-heads with long, spreading outer florets, forming 
a conspicuous “ ray.” 
