This section is from the book "An Illustrated Flora Of The Northern United States, Canada And The British Possessions Vol2", by Nathaniel Lord Britton, Addison Brown. Also available from Amazon: An Illustrated Flora of the Northern United States, Canada and the British Possessions. 3 Volume Set..
Acalypha gracilens A. Gray, Man. 408. 1848.
Acalypha virginica var. gracilens Muell. Arg. Linnaea 34: 45. 1865.
Pale green, pubescent, often densely glandular. Stem slender, erect, 4'-2 1/2o tall, usually branched, the branches often nearly filiform, spreading or divergent; leaves lanceolate or linear-oblong, $"-2' long, usually firm, acut-ish, serrate, narrowed to a short petiole; staminate and pistillate flowers in the same axillary clusters; staminate spike very slender, usually exceeding the many-cleft bract; pistillate flowers 1 or several; capsule subglobose, about 1 1/2" in diameter; seeds globose-ovoid, dark red, or gray mottled with red, striate-pitted.
7. TRÀGIA [Plumier] L. Sp. Pl. 980. 1753.
Monoecious herbs, or shrubs, sometimes climbing, usually armed with stiff stinging hairs. Leaves alternate, toothed or somewhat lobed, mostly cordate, petioled; flowers in racemes, or spicate racemes, bracteolate, apetalous; staminate flowers with a 3-5-parted calyx and 1-3 or rarely numerous stamens; pistillate flowers with a 3-8-lobed calyx, the segments entire or pinnatifid, a 3-celled ovary with 1 ovule in each cavity, and 3 styles, often united to above the middle; capsule 3-lobed, separating into 3 2-valved carpels; seeds subglobose; endosperm fleshy. [From Tragus, the Latin name of Hieronymus Bock, 1498-1553, a German botanist.]
About 50 species, mostly natives of tropical regions. Besides the following, 4 others occur in the southern United States. Type species: Tragia volubilis L.
Stems not twining.
Staminate calyx 4-lobed; stamens 2.
Stominate calyx 3-lobed; stamens 3.
Staininate calyx 4-5-lobed; stamens 4 or 5.
Tragia urens L. Sp. Pl. Ed. 2, 1391. 1763.
Tragia innocua Walt. Fl. Car. 220. 1788.
Perennial, dull green, pilose or hirsute. Stem slender, erect, 4'-15'. tall, branched; leaves obovate or ovate to linear, entire, undulate or toothed, mostly obtuse at the apex, narrowed or subcordate at base, short-petioled or sessile, 5"-2' long; flowers in terminal or lateral spike-like racemes often 4' long; stam-inate flowers with a 4-lobed calyx and 2 stamens; pistillate flowers several at the base of the racemes, with a 5-6-lobed calyx; capsule short-pedicelled, much depressed, 4-5" in diameter, sparingly pubescent; seeds sub-globose, 2" long, smooth.
In sandy soil, Virginia to Florida and Louisiana. May-Aug.