650 JV10N0EC1A MONADELPHIA. 
* 
which this plant delights to grow, to a great distance. I have followed them 
by digging 3, 4 or 5 feet, but never to their termination. 
The prickles of this plant, like those of the Nettle, produce on delicate 
skins great irritation for a few minutes. Children are very much accustom- 
ed to annoy each other with them. But of the serious injury which, accord- 
ing to Pursh, the feet of our Negroes sustain from them, I can only say I 
have never heard. 
Grows in light sandy soils. 
Flowers through the whole summer. 
STILLINGIA. 
Masculi. Calyx he- 
misphcBricus, multiflo- 
rus. Corolla tubulosa, 
erosa. 
Foeminei. Calyx 1 
florus, inferus. Corolla 
supera. Stylus 3-fidus. 
Capsula 3-locularis. 
Semen 1. 
1. Sylvatica. Lin. 
S. herbacea; foliis 
sessilibus, oblongo-lan- 
ceoiatis, basi attenua- 
tes, serrulatis; flosculis 
masculis squamam flo- 
l'alem vix superantibus. 
Sp. pi. 4. p. 588. Walt. p. 239. 
Nutt. 2. p. 226. 
Gen. Pl. 1470. 
Sterile Jlorets. Ca- 
lyx hemispherical, ma- 
ny flowered. Corolla 
tubular, erose. 
Fertile Jlorets. Ca- 
lyx 1-flawercd, infe- 
rior. Corolla superior. 
Style 3- cleft. Capsule 
3-celled. Seed, 1 in 
each cell. 
Herbaceous; leaves 
sessile; oblong-lanceo- 
late, tapering at base, 
serrulate; sterile florets 
scarcely longer than 
the bracteal scale. 
Mich. 2. p. 213. Pursh, 2. p. 608. 
Root large, woody, perennial. Stem herbaceous, 2—3 feet high, some- 
what angled by the base of the leaves, with the whole plant glabrous and 
lactescent. Leaves alternate, irregularly serrulate, somewhat coriaceous, 
shining on the upper surface, paler underneath. Stipulesf several small 
subulate glands in the axils of the leaves and flowers. Flowers in a termi* 
nal spike, the upper crowded as in an ament, sterile, wdth interposing cupu- 
late glands. Fertile florets few at the base. Sterile florets. Calyx a scale, 
pvate, obtuse, mucronate, many flowered ( J .) Corolla 1-petalled, funnel- 
