640 ORCHIDEjE. 



tenor linear, all recurved at the summit, much exceeded by the lip; Up bluntly conical: 

 basilar auricles linear, incurved.— Sic. Fl. t. 29./. 4 : analyt. (Cranichis, Sw). Bot. Reg. 

 t. 1915 (P. colorans, Lindl. ! : a form with 1-2, large, elliptical-oblong leaves).— H~3 

 high; leaves 4"-8", long, variable; flowers greenish: lip 2'" long.— Hab. Jamaica!, 

 Mac/., Pd., on stony mountains and in woods ; Dominica !, Imr. ; [Cuba ! and Mexico ! to 

 Brazil]. 



202. P. myosurus, G. Rchb. ! ms. Leaves ovate, or elliptical, pointed, shortly pe- 

 tioled ; spike dense, filiform ; lowest flowers ofteu somewhat distant : bracts linear-acumi- 

 nate, a little shorter than the ovary ; periyonial divisions exterior lateral deltoid, erect, 

 including the Up, anterior and 2 interior linear, blunt, recurved; Up hemispherical-coni- 

 cal, blunt: basilar auricles very short.— Sw. Fl. t. 29./. 2 : awlyt.— Cranichia oligantha, 

 Sic. (Prescottia, Lindl.) : a name given by mistake instead of C. micrantha, the flowers being 

 numerous.— 6"-l 2" high, slender: leaves 8"'-H" long, usually longer than the petiole; 

 flowers " reddish-white," V" long.— Hab. Jamaica !, Pd., Wullschl., on rocks and in moun- 

 tain pastures, Manchester, Hanover ; Dominica !, Imr. ; [Cuba !]. 



66. STENOPTERA, Pd. 



Lip posterior, adhering at the base to a perigonial tube : all divisions narrow. Column 

 curved: anther obliquely terminal : pollinaria 2. — Root fascicled, or fibrous ; leaves rosu- 

 lale ; flowers spicate. 



203. S. ananassocomos, G. Ttchb. I Low ; leaves elliptical, mucronulate-pointed, taper- 

 ing into a short petiole, ciliolate, about half as long as the puberulous scape ; spike dense, 

 ovoid -. bracts ovate, cuspidate, fringed-ciliate, lower exceeding the flower ; perigonial divisions 

 exterior lateral linear, blunt, nearly conform to the lip, ventral cohering with the 2 interior 

 ones to near the summit, forming with them a 3-dentate.spathulate-linear blade ;-Bp a v 0D £> 

 spathidate-linear, convolute at the claw, 1-3-nerved. — Spiranthes Gardneri, Lindl. ! in Ft. 

 Wright. 1482.— 1'-2' high ; rosulate leaves many, 6"'-8'" long, lower bracts 4" , flowers 

 2'" long ; perigonial tube obliquely adnate to the ovary -neck, much shorter than the divisions ; 

 anther lanceolate-acuminate, as long as the column, its bed with a dorsal tooth : pollinaria 

 clavate, solid : rostellum ovate. — Hab. Jamaica !, Wullschl., among mosses, hanging from 

 trees, near Beaufort ; [Cuba !, Brazil]. 



67. SPIRANTHES, Rich. 



Lip anterior, channelled, embracing at the base the column, 2-callous : perigonial divi- 

 sions exterior, lateral oblique at the base, superior and 2 interior often cohering below. 

 Column curved: anther dorsal: pollinaria "2, bilobed." — Root fascicled, usually with tube- 

 rous fibres ; leaves all, or most rosulate, rarely all suppressed ; spike usually spirally 

 twisted. 



§ 1. Flowers horizontally curved (Euspiranthes, Lindl.). 



204. S. tortilis, Rich. (R.). Scape glabrous below, distanily sheathed with tubular- 

 acuminate scales; leaves " linear," disappearing before anthesis ; spike slender, puberulous: 

 flowers white, nearly one-sided : brads ovate-oblong, pointed, as long as or little longer 

 than the ovary ; perigonial divisions oblong -lanceolate, exterior lateral as long as the lip, 

 superior and 2 interior cohering at the base ; lip cucullate, gibbons at the base, keeled on 

 the back : blade oval, crenale-crispale, or obsoletelv 3-lobed.— Sw. Ft. t. 28./. e. analyt. 

 — Neottiu, Sk>.—1'-2? high ; spike l"-4", flowers V" long.— Hab. Jamaica!, all coll., m 

 savannahs ; Antigua I, Wullschl. 



205. S. apiculata, Lindl. {R.). Scape glabrous, distantly sheathed with cla *P in £' 

 lanceolate-acuminate scales ; leaves . . . ; spike slender, glabrous, spiral: bracts ovate-oblong, 

 acuminate, nearly as long as the flower ; perigonial divisions oblong-lanceolate, exterio 

 lateral as long as the lip, superior and 2 interior cohering below ; lip oblong, blunt, crenate- 

 crispate.— V high ; spike 3''-6", flowers 2'" long.— Hab. Jamaica !, Pd. ; Dominica !, Imr., 

 Trinidad !, Sieb. Tr. 118 ; [French islands !]. 



206. S. Hostmanni, G. Ttchb. Scape glabrous below, distantly sheathed with tubular- 

 acuminate scales ; leaves . . . ; spike puberulous, glabrescent, spiral : bracts lanceolate- 



