. 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. Botany. 6oS ONAGRACEAE. [. Meriolix serrulata (Nutt.) Walp. Tooth-leaved Primrose. Oenothera serriUata Nutt. Gen. i: 246. Fig. Meriolix serrulata Walp. Repert. 2: 79. 1843. M. intermedia Rydb.; Small, FI. SE. U. S. 846. 1903. Erect, simple or branched, canesceiit or glabrate, 4'-i8' high. Leaves linear-oblong, lanceolate or oblanceolate, acute or acutish at the apex, n
. 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. Botany. 6oS ONAGRACEAE. [. Meriolix serrulata (Nutt.) Walp. Tooth-leaved Primrose. Oenothera serriUata Nutt. Gen. i: 246. Fig. Meriolix serrulata Walp. Repert. 2: 79. 1843. M. intermedia Rydb.; Small, FI. SE. U. S. 846. 1903. Erect, simple or branched, canesceiit or glabrate, 4'-i8' high. Leaves linear-oblong, lanceolate or oblanceolate, acute or acutish at the apex, narrowed at the base and usually sessile, sharply dentate or denticulate, 1-3' long, 2"-3" wide; flowers yellow, axillary, 6"-2' broad; calyx-lobes ovate, acuminate, somewhat refiexed, the tube funnelform, silvery canescent, shorter than or equalling the ovary; petals obovate, crenulate; stigina discoid; capsule sessile, near-cylindric, silvery canescent, 8"-i5" long, about i" thick, slightly grooved longitudinally. Manitoba and Minnesota to Wisconsin, V Mexico. Consists of several races, dif- ;hape of leaves and size of flowers. May- Te xas'^an soi 1 N fe Ju f-^ size 18. GAURA L. Sp. PI. 347- 1753- Annual biennial or perennial herbs, somewhat woody at the base, with alternate nar- row sessile leaves, and white, pink or red flowers in terminal spikes or racemes. Calyx usually pubescent, its tube narrow, prolonged beyond the ovary, deciduous, 4-lobed (rarely 3-lobed), the lobes reflexed. Petals 4 (rarely 3), clawed, unequal. Stamens usually 8, declined; filaments filiform, each with a small scale at the base. Ovary i-celled; united styles filiform, declined; stigma 4-lobed, surrounded by a cup-like border; ovules usually 4, pendulous. Fruit nut-like, ribbed or angled, indehiscent or nearly so, 1-4-seeded. Seeds unappendaged. [Greek, proud, some species being showy.] About iS species, natives of North America and Mexico. Type species: Gaura biennis L.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
