. 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. Genus 20. ORCHID FAMILY. 567 20. OPHRYS [Tourn.] L. Sp. PI. 945. 1753. [Listera R. Br. in Ait. Hort. Kew. Ed. 2, 5: 201. 1813.] Small herbs, with fibrous or sometimes rather fleshy-fibrous roots, bearing a pair of opposite green leaves near the middle, and 1 or 2 small scales at the base of the stem. Flowers in terminal racemes, spurless. Sepals and petals near


. 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. Genus 20. ORCHID FAMILY. 567 20. OPHRYS [Tourn.] L. Sp. PI. 945. 1753. [Listera R. Br. in Ait. Hort. Kew. Ed. 2, 5: 201. 1813.] Small herbs, with fibrous or sometimes rather fleshy-fibrous roots, bearing a pair of opposite green leaves near the middle, and 1 or 2 small scales at the base of the stem. Flowers in terminal racemes, spurless. Sepals and petals nearly alike, spreading or reflexed, free. Anther -without a lid, erect, jointed to the column. Pollinia 2, powdery, united to a minute gland. Capsule ovoid or obovoid. [Greek, the eyebrow.] About 12 species, natives of the north temperate and arctic zones. Besides the folowing, another occurs in northwestern North America. Type species: Ophrys ovata L. Lip broadly wedge-shaped, retuse or 2-lobed at the apex. Leaves oval; pedicels and ovaries glandular. Leaves reniform; pedicels and ovaries glabrous. Lip oblong or linear. Lip broad, 2-cleft Va-Vs its length; base auricled. Lip 2-cleft about V* its length. Lip twice as long as the petals, with lateral teeth. 4. O. cordata. Lip 4-8 times as long as the petals, with auricles at the base. 5. O. australis. 1. 0. convallarioides. 2. O. Smallii. 3. O. auriculata. Broad-lipped 1. Ophrys convallarioides (Sw.) W. F. Wight. Fig-. 1397- Epipactis convallarioides Sw. Kongl. Vet. Acad. Handl, (II.) 21: 232. 1800. Listera convallarioides Torr. Comp. 320. 1826. O. convallarioides W. F. Wight, Bull. Torr. Club 32: 380. * 1905. Stem 4'-io' high, glandular-pubescent above the leaves. Leaves smooth, round-oval or ovate, obtuse or cuspidate at the apex, sometimes slightly cordate or reniform at the base, 3-9-nerved. Raceme i4'-3' long, loosely 3-12-flowered; flowers greenish yellow, pedicels filiform, bracted, 3"-4" long; petals a


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913