. 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. Genus 14. EVEXIXG-PRIMROSE FAMILY. I. Gaurella canescens (Torr.) Small. Spotted Primrose. Fig. 306 Oenothera canescens Torr. Frem. Rep. 315. 1845. Oenothera giiltulata Geyer; Hook. Lond. Journ. Bot. 6: 222. 1847. Gaurella guttiilata Small, Bull. Torr. Club 23: 183. 1896. Diffusely branched from near or at the base, 4'-8' high, canescent with appressed hairs, the branc
. 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. Genus 14. EVEXIXG-PRIMROSE FAMILY. I. Gaurella canescens (Torr.) Small. Spotted Primrose. Fig. 306 Oenothera canescens Torr. Frem. Rep. 315. 1845. Oenothera giiltulata Geyer; Hook. Lond. Journ. Bot. 6: 222. 1847. Gaurella guttiilata Small, Bull. Torr. Club 23: 183. 1896. Diffusely branched from near or at the base, 4'-8' high, canescent with appressed hairs, the branches decumbent or ascending. Leaves lanceolate or linear-lanceolate, nearly sessile and narrowed at the base, obtusish at the apex, 4"-8" long, iJ"-2" wide, repand-denticulate or entire; flowers axillary, white or pink, 9"-i2" wide; calyx-lobes lanceolate, canescent, the tube longer than the ovary; petals obovate, entire: capsule ovate, canescent, 4"-5" long, angled, not winged, sessile; seeds angled, slipper-shaped. Prairies. Nebraska to Texas, Colorado and New Mexico. 15. MEGAPTERIUM Spach, Hist. Veg. 4: 363. 1835. Low perennial herbs with stout sparingly branched stems. Leaves numerous, alternate, narrow, entire or slightly toothed. Flowers perfect, few, but large and showy, axillary, yellow. Calyx-tube much elongated, dilated toward the throat; calyx-segment's narrow, the tips free in the bud. Petals 4, spreading. Stamens 8, the alternate ones longer; filaments filiform; anthers linear. Ovary 4-celled, 4-angled or 4-winged; united styles filiform; stigma 4-cleft; ovules few, sessile in rows. Capsules broadly 4-winged. Seeds few, crested. [Greek, broad-winged.] .\bout 4 species, in North America and Mexico. Type species: Megapteriuin Nuttallianum Spach. Flowers 3-6' broad ; capsules suborbicular, 2'-2'4' long. i. M. missouriense. Flowers i'-2' broad ; capsules oblong, 9"-i4" long. Densely finely canescent. 2. M. Fr
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
