. 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. 34 AIZOACEAE. Vol. II. Family 21. AIZOACEAE A. Br.; Aschers. Fl. Brand. 60. 1864. Carpet-weed Family. Herbs, rarely somewhat woody, mostly prostrate and branching, with (in our species) opposite or verticillate leaves and solitary cymose or glomerate perfect, small, regular flowers. Stipules none or scarious, or the petiole-bases dilated. Calyx 4-5-cleft or 4-S
. 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. 34 AIZOACEAE. Vol. II. Family 21. AIZOACEAE A. Br.; Aschers. Fl. Brand. 60. 1864. Carpet-weed Family. Herbs, rarely somewhat woody, mostly prostrate and branching, with (in our species) opposite or verticillate leaves and solitary cymose or glomerate perfect, small, regular flowers. Stipules none or scarious, or the petiole-bases dilated. Calyx 4-5-cleft or 4-S-parted. Petals small or none in our species. Stamens perigynous, equal in number to the sepals, fewer, or more numerous. Ovary usually free from the calyx, 3-5-celled, and ovules numerous in each cell in our species. Fruit a capsule with loculicidal or circumscissile dehiscence. Seeds am- phitropous; seed-coat crustaceous or membranous; endosperm scanty or copious; embryo slender, curved. About 22 genera and 500 species, mostly of warm regions, a few in the temperate zones. Fleshy, sea-coast herbs ; leaves opposite ; capsule circumscissile. i. Scsuviuin. Not fleshy ; leaves verticillate ; capsule 3-valved. 2, MoUugo, I. SESUVIUM L. Syst. Ed. lo, 1058. 1759. Fleshy decumbent or prostrate herbs, with opposite leaves and solitary or clustered axil- lary pink or purplish flowers. Stipules none, but the petioles often dilated and connate at the base. Calyx top-shaped, S-lobed, the lobes oblong, ovate or lanceolate. Petals none. Stamens 5-60, inserted on the tube of the calyx. Filaments filiform, sometimes united at the base. Ovary 3-S-celled. Styles 3-5, papillose along the inner side. Capsule membranous, oblong, 3-5-celled, circumscissile. Seeds round-reniform, smooth; embryo annular. About 4 species, natives of sea-coasts and saline regions. Besides the following, another, 6". Portulacastrnm L., the generic type, occurs in the Southern States. Stamens 5 ; coastal species. i.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913