477 



ORCHID FAMILY. 



2. Leptorchis Loeselii (L.) MacM. Fen 

 chis. Loesel's T way blade. (Fig. 1137.) 



bhtys Loeselii L. Sp. PI. 947. 1753. 

 iparis Loeselii L. C. Rich.; Lindi. Hot. Reg. pi. SSt 

 1825. 

 'orchis Loeselii MacM. Met. Minn. 173. 1893. 



Scape 2 / -8 / high, strongly 5-7-ribbed. Leaves 

 ptic or elliptic-lanceolate, 2 / -6 / long, ft'-i' 

 ide, obtuse; raceme few-flowered; flowers green - 

 , smaller than those of the preceding species, 

 '-3" long; sepals narrowly lanceolate, spreading; 

 tals linear, somewhat reflexed; lip obovate, 

 pointed, rather shorter than the petals and sepals, 

 its tip incurved; column half as long as the lip or 

 capsule about 5" long, wing-angled, on a 

 ickened pedicel. 



In wet thickets and on springy banks, Nov;i 

 the Northwest Territory, south to Maryland .u,,l 

 issouri. Also in Europe. May-July. 



12. CALYPSO Salisb. Par. Lond. //. A' v . 1807. 



Bog herb, with a solid bulb and coralloid roots, the low i -flowered rant sheathed by * 

 3 loose scales and a solitary petioled leaf at the base. Flower large, showy Uu^'iml. 

 acted. Sepals and petals similar, nearly equal. Lip large, saccate or swollen. J parted 

 below. Column dilated, petal-like, bearing the lid-like anther just below the *nni 

 linia 2, waxy, each 2-parted, without caudicles, sessile on a thick gland, the stigma at the 

 base. [Dedicated to the goddess Calypso.] 



A monotypic species of the cooler portions of the north temperate tone. 



i. Calypso bulbosa L.) Oakes. Calypso. 



(Fig. ii 



Cypripedium bulbflsutu .j5l. 1755. 



Calypso borealis Salitb. I'ar 



Calypso bulbosa Oaki-s, Cat. Vermont Ft. J8. I&t*. 



Bulb s" in diameter or less. Scape j'-6' high; leaf 

 round-ovate, \'-\%' long, nearly as wide, obtusely 

 pointed at the apex, rounded or subcordate at the has*. 

 the petiole i'-2' long; flowers variegated, purple, pink 

 and yellow, the peduncle jointed; petals and sepal* 

 linear, erect or spreading, 5"-7" long, with 3 longitB* 

 dinal purple lines; lip large, saccate. J-dirided below, 

 spreading or drooping, with a patch of yellow woolly 

 hairs near the point of division; column erect, broadly 

 ovate, shorter than the petals; capsule about V I "lag. 

 many-nerved. 



Labrador to Alaska, south to Maine. Michigan. Califor- 

 nia, and in the Rocky Mountain* to Ariaoaa. A too ia 

 Europe, l-l. .u,r -..im'-what reaenbliac that of a snail 

 Cypripedium. May -June. 



13. CORALLORHIZA R. Br. in Ait. Hort. K<.\v. F.l. .-. 5 

 Scapose herbs, saprophytes or root-parasites, with large masses of coralloid branching 



roots, the leaves all reduced to sheathing scales. Flowers in terminal raceme*. 



nearly equal, the lateral ones united at the base with the foot of the column, fafmiaf a 



short spur or gibbous protuberance, the other one free, the spur adnate to the summit < 



ovary. Petals about as long as the sepals, i-3-nerved. Lip i-3-ridged. 



free, slightly incurved, somewhat 2-winged. Anther terminal, operculate. PoUiaia . 



pairs, oblique, free, soft-waxy. [Greek, from the coral-like roots.] 



About 15 species, widely distributed in the north temperate one. Beside* the following" * 



4 others occur in the southern and western parts of North America. 



Spur small or sac-like, adnate to the top of the ovary. 

 Lip not deeply 3-lobed. 



Lip 2-toothed or 2-lobed above the base. 



f.r. 



spur or sac. 



