. An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian . EUPHORBIACEAE. 4. Tragia macrocarpa Willd. Twining or Large-fruited Tragia. Fig. 2-J2'/. Tragia cordata Michx. Fl. Bor. Am. 2: 176. 1803. Not Vahl. 1790. Tragia macrocarpa Willd. Sp. PI. 4: 323. 1806. Perennial, twining, slightly hirsute. Stem slender. io'-4i° long, branched; leaves ovate, 2-4*' long, deeply cordate, coarsely dentate-serrate, long-acuminate; pe- tioles mostl
. An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian . EUPHORBIACEAE. 4. Tragia macrocarpa Willd. Twining or Large-fruited Tragia. Fig. 2-J2'/. Tragia cordata Michx. Fl. Bor. Am. 2: 176. 1803. Not Vahl. 1790. Tragia macrocarpa Willd. Sp. PI. 4: 323. 1806. Perennial, twining, slightly hirsute. Stem slender. io'-4i° long, branched; leaves ovate, 2-4*' long, deeply cordate, coarsely dentate-serrate, long-acuminate; pe- tioles mostly shorter than the blades, staminate flowers with a 3-lobed calyx and 3 stamens; pistillate flowers several at the bases of the spikes, short-pedicelled, the calyx 5-lobed; capsule depressed, 6"-8" in diameter; seeds subglobose, 2i" long, smooth, variegated. In dry or rocky soil, Kentucky to Mi :xas. June-Sept. Florida and 8. MERCURIALIS [Tourn.] L. Sp. PI. 1035. 1752. Annual or perennial herbs or shrubby plants, with firm or succulent tissues. Leaves opposite, entire or often toothed. Flowers mostly dioecious, apetalous. Staminate flowers in more or less elongated spikes or racemes, the calyx membranous, of 3 valvate sepals; stamens 8-20; filaments distinct; anthers opening lengthwise. Pistillate flowers with a calyx of 3 sepals, the ovary 2-celled; styles 2, distinct or nearly so; stigmas entire; ovules solitary in each cavity. Capsule usually 2-lobed. Seed solitary in each cavity, with a smooth or tuber- culate crustaceous testa. [Latin, belonging to the god Mercury.] About 7 species, mostly natives of the Mediterranean region. Type species: Merciirialis perennis L. Mercurialis annua L. Herb Mercury. Fig. 2728. Mc L. Sp. f 1. .\nnual, glabrous. Stems 8-2° tall, more or less widely branched; leaves thinnish, ovate to lanceo- late, acute or slightly acuminate, serrate with rounded teeth, or crenate; petioles 2l'-74" long; staminate flowers in interrupted
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
