. 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 102d meridian. Botany; Botany. Genus 9. SEDGE FAMILY. 339. 9. LIPOCARPHA R. Br. App. Tuckey Exp. Congo, 459. 1818. Low annual sedges, with slender tufted culms leafy at the base, and terete many-flowered spikelets in a terminal head, subtended by a i-several-leaved involucre. Scales firm, spirally imbricated all around, all fertile or several of the lower ones empty, at length deciduous. Flo
. 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 102d meridian. Botany; Botany. Genus 9. SEDGE FAMILY. 339. 9. LIPOCARPHA R. Br. App. Tuckey Exp. Congo, 459. 1818. Low annual sedges, with slender tufted culms leafy at the base, and terete many-flowered spikelets in a terminal head, subtended by a i-several-leaved involucre. Scales firm, spirally imbricated all around, all fertile or several of the lower ones empty, at length deciduous. Flowers perfect, small hyaline scale on each side; bristles none. Stamens 1-2; anthers 4-celled. Style 2-3-cleft, deciduous, its base not swollen. Achene plano-convex or 3-angled. [Greek, alluding to the thick sepals in some species.] About 15 species, widely distributed in warm and tropical regions. Type species: Hypaelytrum argenteum Vahl. i. Lipocarpha maculata (Michx.) Torr. American Lipocarpha. Fig. 835. Kyllingia maculata Michx. Fl. Bor. Am. 1: 29. 1803. L. maculata Torr. Ann. Lye. N. Y. 3: 288. 1836. Annual, glabrous, roots fibrous, culms tufted, grooved, compressed, smooth, longer than the narrowly linear somewhat channeled leaves, 3'- 10' tall. Leaves of the involucre 2-4, the larger 1/-5' long; spikelets ovoid-oblong, obtuse, 2a- 3" long, 1" in diameter, 2-6 together in a termi- nal capitate cluster; scales rhombic or lanceo- late, acute at the apex, curved, the sides nearly white, or flecked with reddish-brown spots, the midvein green; exterior sepal convolute around the achene, nerved, hyaline; stamen 1; achene oblong, yellowish, contracted at the base. In wet or moist soil, Virginia to Florida. Near Philadelphia probably adventive. Cuba, Panama. July-Sept. 10. HEMICARPHA Nees & Arn. Edinb. New Phil. Journ. 17: 263. 1834. Low tufted mostly annual sedges, with erect or spreading, almost filiform culms and leaves, and terete small terminal capitate o
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