OKCHIDE^. 609 



rigone oblong with basUar auricles, serrate, pubescent."— Leaf 6"'-i"' lone 2"'-l*"' broad • 

 peduncledracemeli''long.—HAB. Jamaica!, P(/. ' 



18. P. corniculata, Undl. I Leaf spathulate, or elliptical-oblong, tapering into the 

 long petiole, margmed, little exceeded by the single, filiform, \-fiowered peduncle ; perigo- 

 mat divisions extenor lanceolate-acuminate, ^rtct, lateral cohering to near the summit in- 

 terior half as long, lanceolate ; Kp as long as the interior perigone, "rhomboid, blunt-acu- 

 ^m^lm r t I ™'' .^!f- P- hymenautha, PI. Wright. I501.-Leaf abont 1" loug, 

 2 -4 hroad ! flowers 2'" long, yellowish.— Hab. Jamaica !, Pd., WullscM., on trees and 

 fences ; [Cuba ! ; Mexico]. 



19. P. lanceola, S-preng. "Leaf lanceolate, pointed, tapering into the long petiole, 

 as long as the ungle, filiform, i-fiowered peduncle ; perigonial divisions extenor lanceolate, 

 blunt, spreading, nearly free, interior one-fourth as long, ovate, ciUate j Up ohlong, blunt 

 recurved. —Sm. Adnot. t. 2./. 5.— Dendrobium, Sw. Specklinia, Lindl.—''u&i if" long ■ 

 flowers minute, orange-coloured, with a purple, yellow-margined Up."— Hab. Jamaica 

 (iw.), on trees in the highest mountains. 



20. V. tiVavloiAea, Lindl. ! Leaf spathulate or lanceolate, bluntish, tapering into 

 the petiole; peduncles l-fiowered, shorter than the petiole, single, or a few fescicled, wholly 

 enclosed by the scarious sheaths ; perigonial divisions exterior papiUose, linear-acuminate, 

 lateral eohermg to about the middle, interior one-fourth as long, oblong; lip as long as the 

 interior perigone, "linear, recurved, pubescent."- 5k;. Adnot. t. 1. /. 4.— Dendrobium 

 ito.- Leaf li"-8"' long, 4"'-2"' broad; flowers 2i"' long, "red;" capsule echinate.— 

 ■Hab. Jamaica I, Wils., WullscM. ; [Cuba.! ; Mexico to Costarica]. 



. § 3. Primary stem creeping-raMcant, secondary ones reduced, distant along it, each 



one-leaved. 



21. P. sertularioides, Spreng. Leaf spathulate-linear, mucronulate, about as iongas 

 the single, \-%-flowered^filiform peduncle; perigonial divisions lanceolate-acuminate, exte- 

 rior lateral little cohering interior little shorter ; lip as long as tie interior perigone, ovate- 

 oblong, with small lateral lobes at the middle, blunt. — Dendrobium, Sw. SpeckUnia, Undl. 

 —Leaf 8'"-] 2"' long, 1 "'-li'" broad ; flowers li"' long. 



«.. Peduncle 1-flowered, 2-bracteolate above the middle ; flower " whitish with yellow 

 tips." 



3. trinitensis. Peduncle 3-2-flowered : flowers distant, " pale-purple with a purple lip " 

 (Sradf.) 



Hab. Jamaica !, Wullschl. {a) ; Trinidad !, Cr., Bradf, near Arima (/3). 



22. P. polygonoides, Gr. («. sp). Leaf elliptical-lanceolate, or elliptical-oblong, 

 bluntish, shortly petioled, much longer than the short, single, \-fiowered peduncle ; peri- 

 gonial divisions lanceolate -acuminate, exterior lateral little cohering at the base, interior 

 half as long ; lip clawed-oHong, with small lateral lobes about the middle. — Nearly allied to 

 the preceding, and presenting the same habit, but peduncle only about twice as long as the 

 petiole. Stems 2"'-4"' distant from each other; leaf thicldsh, 6"'-4"' long, 2'" broad; 

 peduncle 2'" long, wholly or half concealed by the enclosing sheath; flowers 1'" long, 

 " pale with purplish tips, and a purple lip." — Hab. Trinidad !, Or., Bradf., on trees near 

 Arima. 



23. P. testifolia, lAndl. ! Leaf oval-roundish, or elliptical-oblong, clasping-sessile 

 at the summit of the short petiole-lifce, secondary stem ; flower single, subsessile, supported 

 by a keeled-conduplicate sheath : its keel lacerate -winged ; perigonial divisions exterior 

 spathulate-oblong, pointed, pilose, lateral cohering to abont the middle, interior half as long, 

 spathulate, blunt ; "lip spathulatey ciliate, 3-crested at the base, recurved above the claw." 

 : — Cymbidium, Sw. — Primary stem thicker than in the two preceding species, and its sheaths 

 spreading, secondary ones 2"'-3"' lone ; leaf thiokish; 9"'-12"' long, 10"'-4"' broad; flower 

 deep-purple, 8'" long: its sheath 2'" long, conceaUng the ovary. — Hab. Jamaica!, Pd., 

 Wils., March, WullscM., on trees sai. xocks ; [Cuba!; Venezuela]. 



§ 4. Stems ctsspitose, furnished with several obliquely spreading-tubular, pointed, 

 rigid-margined sheaths : leaves margined. (Lepanthiformes, Lindl.) 



24. P. biflora, Foc&e. Stem hispidulous, longer or as long as the leaf: sheaths with a 



