CALYP80. CXL. ORCHIDACE^. 531 



2. L. LcESKMi. Rich. (L. Corrcana. Spr. Malaxis Loeselii. Sw.) 

 Lvs. 2, ovato-oblong, obtuse, plicate, shorter than the lew-flowered 

 racemes; scape arii^ular; lij) ovate, entire; S(p. and p>:t. linear, suhequal. — 

 About half as lari,'e as the preceding, in moist meadows and fields. Can., 

 Ohio, N. Enf?. and Mid. States. Leaves 2 — 3' lonj^, about 1' wide, obtuse or 

 acute, shealhinj^ at ba.se. Scape 3 — 5' hij^h. Flowers about (I, appres.sed to 

 the rachis, in a thin raceme. Pedicels about 2" in lenp:th. Sepals and petals 

 greenish-wliite. Ovaries clavate, as lonj^ as the pedicels. Jn. 



3. CORALLORHlZA. Brown. 

 Gr. KopaWiov, fonil. p's") root; its branched roots much resemble coral. 



Segments of the perianth nearly equal, converging ; lip produced 

 beliind ; spur short and adnate to the ovary ; column free ; poUinia 

 4, oblique (not parallel). — rianis leafless. 



1. C. ODONTORHizA. Nutt. (C. vema. NuU. C. iunata, Br.) Dra- 

 gonh-daw. Coral-root. — Lip undivided, oval, obtuse, crenulate, .spotted ; 



spxLT obsolete, adnate to the ovary; capsvle oblong or subglobose. — A singular 

 plant, with no leaves or green herbage, inhaliiting old woods, Can. to Car. and 

 K)\ The root is a collection of small, lleshy tubers, articulated and branched 

 much like coral. Scape 9 — 1-4' high, rather fleshy, striate, smooth, invested 

 with a few long, pnrj)lish-brown sheaths. Floweis 10 — 20, in a long spike, of 

 a brownish-green. Lip white, generally with purple spots. Capsules large, 

 reflexed, strongly ribbed. July, Aug. 



0. vema. — Lip while, without spots, minutely toothed each side. — More deli- 

 cate and slender than the variety a. Flowers fewer (7 — 10). 



2. C. MULTiFLORA. Nutt. Plou'crinfc Coral-root. 



Scape many-fiowered ; Up cuneate-oval, spotted, 3-parted ; the middle 

 lobe recurved, lateral ones short and tooth-like ; spur conspicuous, adnate; cap. 

 elliptic-obovoid. — In woods, growing on the roots of trees, N. Eng. and Mid. 

 States. Root coralline. Scape 10 — 15' high, leafless, brownish-purple, sheath- 

 ed with a few bracts. Flowers larger than in the other species, 15 — 20, erect- 

 spreading, in a long raceme. Lip showy, 3 — 4" long, white, sprinkled with 

 purple spots. Spm' yellowish, conspicuous, but short and adnate to the ovary. Jl. 



4. APLECTRUM. Nutt. 



Gr. a, privative, TrA^j^crpo;/^ spur ; the lip being without a spur. 



Segments of the perianth distinct, nearly equal, converging ; lip 

 Tinguiculate, not produced at base ; column free ; anther a little 

 below the apex ; pollinia 4, oblique, lenticular. 



A. HYEMALE. (Cymbidium hyemale, Willd.) Adam-and-Eve. Pnttv- 

 root. — Lf. solitary, radical, petiolate, ovate, striate ; lip. trifid, obtuse, with 

 the palate ridged. — A line plant, in woods. Can., Ohio ! to N. Eng. (rare) and 

 Flor. Root bearing large, roundish, mucilaginous tubers. Leaf rather elliptic 

 than ovate, 4 — b' long, \ — h as wide, twice as long as the petiole, which arises 

 Irom the summit of the tuber a short distance from the scape. Scape arising 

 from beneath the tuber, about If high, invested with 2 — 3 sheaths. Flowers 

 resembling those of Corallorhiza, brownish-purple, erect, in a terminal raceme. 

 Lip dilated near the end. Capsule large, smooth, nodding. May, Jn. 



5. CALYPSO. Salisb. 



Named for the goddess Calypso ( Gr. KoXv-rui^ to conceal). 



Segments of the perianth ascending, secund ; lip ventricose, 

 spurred beneath near the end ; column petaloid ; pollinia 4. 



C. BULBosA. Salisb. (C. Americana. Br. C. borealis. Ph. Cypripe- 



dium. Linn.) — Lf. solitary, radical, broad-ovate, veined ; Up narrowed and 



subungniculatc at base ; $p\ir bifid, longer than the lip, with acute teeth ; ped. 



longer than the ovary. — This rare and beautiful plant is found in Vt., {Carnj) 



Nova Scotia, Mich.,"W. to Oreg. Scape G — 8' high, sheathed, bearing a si'n- 



45* 



