. 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. I. Eranthis hyemalis (L.) Salisb. Winter Aconite or Hellebore. Fig. 1858. Helleborus hyemalis L. Sp. PI. 557. 1753. Eranthis hyemalis Salisb. Trans. Linn. Soc. 8 : 304. 1803. Cammarum hyemale Greene, Pittonia 3: 152. 1897. Erect, simple, s'-8' high from a tuberous-thick- ened rootstock; roots fibrous. Basal leaves long- petioled, ij' broad, divided and cleft into nume
. 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. I. Eranthis hyemalis (L.) Salisb. Winter Aconite or Hellebore. Fig. 1858. Helleborus hyemalis L. Sp. PI. 557. 1753. Eranthis hyemalis Salisb. Trans. Linn. Soc. 8 : 304. 1803. Cammarum hyemale Greene, Pittonia 3: 152. 1897. Erect, simple, s'-8' high from a tuberous-thick- ened rootstock; roots fibrous. Basal leaves long- petioled, ij' broad, divided and cleft into numerous linear or oblong lobes; cauline leaf similar, invo- lucrate, sessile, clasping; flower solitary, ij' wide, sessile; sepals 5-9, membranous, obovate, obtuse, occasionally lobed; petals several, clawed, 2-lipped; stamens numerous; filaments filiform; anthers ob- long, obtuse ; carpels several, stipitate ; follicles com- pressed, 5" long, tipped with a sharp beak. Naturalized from Europe at Bartram's Garden, Phila- delphia, and at Media, Pa. Wolf's-bane. Christmas- flower. February. 6. COPTIS Salisb. Trans. Linn. Soc. 8: 305. 1803. Low herbs, with slender perennial rootstocks, basal compound or divided leaves, and scapose white flowers. Sepals 5-7, petaloid, deciduous; petals 5-7, small, linear, cucullate. Stamens numerous. Carpels stipitate, few, in fruit forming an umbel of follicles. [Name from the Greek, referring to the cut or divided leaves.] A genus of about 9 species, inhabiting the cooler portions of the north temperate zone. In ; found on the Pacific Coast of North America. Type I. Coptistrifolia (L.) Salisb. Gold-thread. Fig. 1859. Helleborus trifalius L. Sp. PI. Ed. 2. 784. 1762. Coptis trifolia Salisb. Trans. Linn. Soc. 8: 305. 1803. Isopyrum trifolium Britton, Bull. Torr. Club 18: 265. 1891. Tufted, glabrous, 3'-6' high from a slender or filiform yellow bitter rootstock. Leaves all basal, evergreen, long-petioled, the blade reni- form, 1-2' broad, 3-divided
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
