. 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. 552 ORCHIDACEAE. Vol. i. Perularia flava (L.) Farwell. Tuber- cled Orchis. Small Pale-green Orchis. Fig. 1362. Orchis flava L. Sp. PI. 942. 1753. Orchis virescens Willd. Sp. PI. 4: 37. 1805. Habenaria virescens Spreng. Syst. 3: 688. 1826. H. flava A. Gray, Am. Journ. Sci. 38: 308. 1840. P. flava Farwell, Ann. Rep. Parks Detroit 11: 54. 1900. Stem rather sto
. 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. 552 ORCHIDACEAE. Vol. i. Perularia flava (L.) Farwell. Tuber- cled Orchis. Small Pale-green Orchis. Fig. 1362. Orchis flava L. Sp. PI. 942. 1753. Orchis virescens Willd. Sp. PI. 4: 37. 1805. Habenaria virescens Spreng. Syst. 3: 688. 1826. H. flava A. Gray, Am. Journ. Sci. 38: 308. 1840. P. flava Farwell, Ann. Rep. Parks Detroit 11: 54. 1900. Stem rather stout, i°-2° high, leafy. Leaves lanceolate or elliptic, acute or obtuse, 4/-12' long, 8"-3' wide; spike 2'-6' long; bracts acuminate, longer than the ovaries; petals greenish; sepals and petals ovate or roundish, about 3" long; sepals greenish yellow, lip a little longer than the petals, entire or crenulate, mostly with an obtuse tooth on each side and a tubercle at the middle of the base; anther-sacs parallel, the sides forming a rounded cavity, in which lie the orbicular in- curved glands; capsule about 4" long. In moist soil, Nova Scotia and Ontario to Minne- sota, Florida and Louisiana and Missouri. Yellow or greenish orchis. Green rein-orchis. Races differ in the shape of the lip. June-July. 6. COELOGLOSSUM Hartm. Handb. Scand. Fl. 323. 1820. Leafy plants, with biennial 2-cleft tubers. Flowers greenish in a long leafy-bracted spike. Sepals free, somewhat arcuate, bent together and forming a hood. Petals narrow. Lip oblong, obtuse, 2-3-toothed at the apex. Spur much shorter than the lip, blunt, sac-like. Column short. Pollinia with long caudicles. Glands small, scarcely wider than the caudicle, surrounded by a thin membrane. [Latin, heaven-tongue.] A boreal genus of 2 or 3 species, only the following in North America. Type species: Coelo- glossum viride (L.) Hartm. i. Coeloglossum bracteatum (Willd.) Pari. Long-bracted Orchis. Fig. 1363. Orchis bracteata Will
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
