. 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. 3. Ophrys auriculata (Wiegand) House, ricled Twayblade. Fig. 1399. Au- Listera auriculata Wiegand, Bull. Torr. Club 26: 166. 1899. 0. auriculata House, Bull. Torr. Club 32: 379. 1905. Stern slender, 4-7' high, glabrous below, glandu- lar above the leaves. Leaves large, li'-2' long, oval or elliptic-ovate, borne above the middle of the stem; raceme many-flowered
. 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. 3. Ophrys auriculata (Wiegand) House, ricled Twayblade. Fig. 1399. Au- Listera auriculata Wiegand, Bull. Torr. Club 26: 166. 1899. 0. auriculata House, Bull. Torr. Club 32: 379. 1905. Stern slender, 4-7' high, glabrous below, glandu- lar above the leaves. Leaves large, li'-2' long, oval or elliptic-ovate, borne above the middle of the stem; raceme many-flowered; rachis pubescent; pedicels and ovaries glabrous; sepals lance-ovate; petals oblong- linear, longer than the ovary, spreading, obtuse; lip slightly ciliate, oblong, broadest at the auricled base, cleft i-J its length; column rather stout, a little over 1" long. Cedar swamps and wet banks, Quebec, Maine, New Hamp- shire and Vermont. July. 4. Ophrys cordata L. Heart-leaved Tway- blade. Double-leaf. Fig. 1400. Ophrys cordata L. Sp. PI. 946. 1753. Listera cordata R. Br. in Ait. Hort. Kew. Ed. 2, 5: 201. 1813. Stem very slender, glabrous or nearly so, 3'-io' high. Leaves sessile, cordate, ovate, mucronate, ¥-1' long; racemes rather loose, 4'-2' long, 4-20-flowered; flowers purplish, minute; pedicels bracted, about 1" long; sepals and petals oblong-linear, scarcely 1" long; lip narrow, often with a subulate tooth on each side at the base, twice as long as the petals, 2-cleft, the segments setaceous and ciliolate; column very small, the clinandrium just appearing above the anther; capsule ovoid, 2" long. In moist woods, Labrador to Alaska, New Jersey, Michigan, Colorado and Oregon. Also in Europe and Asia. Twi-foil. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Britton, Nathaniel
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
