ORCHIDACEJE. 



376 



Gr. u, privative, 7rXi)jtTgoi/, a spur ; the lip being without a spur. 



A. HVE'MALE. A''utt. Cymbidium hycmale. 



Lei-// solitary, radical, petiolate, ovate, striate; lip irlfid, obtuse, with the 

 palate ridged. A fine plant, in woods. Root bearing large, roundish, 

 mucilaginous tubers. Leaf ratlier elliptic than ovate, 4 — 5 inches long, i — ^ 

 as wide, twice as lono- as the petiole which arises from the summit of the 

 tuber a short distance fiom the scape. Scape arising from beneath the tuber, 

 about a foot high, invested with 2 — 3 sheaths. Flowers resembling those of 

 Corallorhiza, brownish purple, erect, in a terminal raceme. Lip dilated near 

 the end. Caps, large, smooth, nodding. My.,Jn. Adam- and- Eve. Putty-root. 



5. CALY'PSO. 

 Segments of the perianth ascendinji, second ; lip ventri- 

 cose, spurred beneath near the end; column petaioidj 

 polhnia 4. 



Named for the goddess Calypso (Gr. KaXvvrrco, to conceal). 



C. BULBO'SA. Salisb. C. Americana Br. C. borealis. 7*. Cypripediuip.i. 

 ica/ solitary, radical, broad-ovate, nerved ; lip narrowed and subunguicu- 

 late at base ; spvr bifid, longer tlian the lip, with acute teeth ; peduncle, longer 

 than the ovary. This rare and beautiful plant is found in Vt., and is said to 

 be also in the northern part of IS. H. Scane ()— S inches high, sheathed, 

 bearincr a single, purplish flower at top, as large as that of a Cypripedium. 

 Leaf petiolate, ij — 3 inches in diameter, subcordate at base. 



6. TIPULA'RIA. 

 Segments of the perianth spiithulate, spreading ; lip entire, 

 sessile, conspicuously spurred at base ; column wingless, free; 

 anther operculate, persistent-, poUinia4, parallel. 



Tipula, the crane-fly ; from the fancied resemblance of the flowers. 



T. DI'SCOLOR. J\futt. Orchis. P. Limodorum unifolium. Muk. 



A slender, green-flowered plant, resembling a Corallorhiza, growing in pine 

 woods, Vt. Root bulbous. Leaf solitary, petiolate, ovate, plaited, smooth^ 

 and longitudinally nerved. Flowers minute, greenish white, nodding, in a 

 terminal raceme destitute of bracts. July. 



§ § Pollen cohering in loaxy masses, which are pedicellnte, with glands at the 



base oj the pedicels. Jinthtrs of 2 distinct, vertical cells. 



7. ORCHIS. 



Perianth ringent, the upper sepal vaulted ; lip entire or 



lobed, produced at base into a spur which is distinct from the 



ovary; anther terminal ; pollinia 2, adnate, pedicellate. 



The Greek name of these plants. Flowers racemose or spicate. 

 * Lip broad, entire. Glands of the pedicels of the poUiuia enclosed. Orchis vera. 

 1. 0. SPECTABILIS. 



Leaves about 2, nearly as long as the scape ; lip obovate, undivided, crenate, 

 retuse ;, segments of the perianth straight, the lateral ones longer ; spur clavate, 

 shorter than the ovary, hrncts longer than the flower. This pretty little plant 

 is found in shady woods and thickets, among rocks, «&,c. Root fasciculate. 



