MONOECIA TRIANDRIA. 
581 
Sp. pi. 4. p. 390. Pursh, 1. p. 207- Nutt. 2. p. 210. 
Stem naked. Racemes terminal, erect; the lateral and the partial ones 
expanding. Leaves lurid on the upper surface, entirely red underneath* 
Lin. 
Grows in cultivated grounds, Virginia to Carolina. Pursh. 
Flowers July — August. 
5. Hypochondriacus. 
A. racemis pentan- 
dris, compositis, con- 
fertis erectis; foliis ob- 
longo lanceolatis, mu- 
cronatis. 
Flowers pentandrous, 
in compound, crowded, 
erect racemes; leaves 
oblong lanceolate, mu- 
cronate. 
Sp. pi. 4. p. 392. Pursh, X. p. 207". Nutt. 2.p. 210. 
Annual. Stem four to eight feet high, glabrous, furrowed. Leaves long, 
large, lanceolate, entire, ribbed, lurid on the upper surface, generally purple 
on the under, on long petioles. Racemes terminal, paniculate. Sterile and 
fertile florets intermingled. Calyx 5-leaved, leaves very acute, bright pur- 
pie. Stamens five, longer than the calyx. Styles three. Capsules cir- 
cumscissed. 
Grows in cultivated ground, not indigenous, at least in the low country of 
Carolina. 
Flowers June — October. 
6. Spinosus. 
t A. racemis pentan- 
dris, terminalibus, com- 
positis; axillis spinosis. 
Flowers pentandrous, 
in compound, terminal 
racemes; axils spiny. 
Sp. pi. 4. p. 393. Walt. p. 232. Pursh, 1. p. 208. Nutt. 2. p. 210. 
Stem two to three feet high, diffusively branched, glabrous, generally co- 
loured. Leaves lanceolate, rather obtuse, mucronate, entire, glabrous, 
slightly glaucous underneath. Petioles as long as the leaves, with two spin- 
ous stipules at their base. Spikes compound axillary and terminal, the up- 
per florets generally sterile. Calyx five-leaved, the leaves lanceolate, very 
acute, filaments five, longer than the calyx. Styles three. Capsule ovate, 
transparent, somewhat persistent. 
A very common weed around buildings and in cultivated land. 
Flowers June — October. 
In several species of this genus the two halves of the capsule appear to 
cohere until they both decay; in others th r> upper half falls as soon as the 
seed matures. 
