ORCHIDE.E. G0« 



rigone, oblong with basilar auricles, serrate, pubescent."— Leaf 6'"— 4'" long, 2"'-H'" broad j 

 peduncled raceme 1^" long. — Hab. Jamaica!, Pd. 



1 8. P. comiculata, Lindl. ! Leaf spathulate, or elliptical -oblong, tapering into the 

 long petiole, margined, little exceeded by the single, filiform, \-flowered peduncle ; perigo- 

 nial divisions exterior lanceolate-acuminate, erect, lateral cohering to near the summit, in- 

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

 minate."— Dendrobium, Sw. P. hymenautha, PI. Wright. 1501.— Leaf about 1" long, 

 2"'-4"' broad ; flowers 2'" long, yellowish. — Hab. Jamaica !, Pd., Wullschl., on trees and 

 fences ; [Cuba ! ; Mexico]. 



19. P. lanceola, Spreng. "Leaf lanceolate, pointed, tapering into the long petiole, 

 as long as the single, filiform, 2-fiowered peduncle ; perigonial divisions exterior lanceolate, 

 blunt, spreading, nearly free, interior one-fourth as long, ovate, ciliate ; lip oblong, blunt, 

 recurved."— &0. Adnot. t. 2.f. 5.— Dendrobium, Sw. Specklinia, Lindl.—" Leaf 1 £" long ; 

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

 (Sw.), on trees in the highest mountaius. 



20. P. tribuloides, Lindl. ! Leaf spathulate or lanceolate, bluntish, tapering into 

 the petiole; peduncles 1-fiowered, shorter than the petiole, single, or a few fascicled, wholly 

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

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

 interior perigone, "linear, recurved, pubescent." — Sw. Adnot. t. 1. f. 4. — Dendrobium, 

 go.— Leaf H"-8"' long, 4"'-2'" broad ; flowers 2£"' long, "red ;" capsule echinate.— 

 Hab. Jamaica 1, Wils., Wullschl. ; [Cuba !; Mexico to Costarica]. 



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



one-leaved. 



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

 the single, 1-%-flowered, filiform peduncle ; perigonial divisions lanceolate-acuminate, exte- 

 n ° r lateral little cohering, interior little shorter ; lip as long as the interior perigone, ovate- 

 oblong, with small lateral lobes at the middle, blunt. — Dendrobium, Sw. Specklinia, Lindl. 

 —Leaf 8'"-] 2'" long, V"-li"> broad ; flowers lV" long. 



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

 tips." 



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

 \Bradf.) 



Hab. Jamaica !, Wullschl. (a) ; Trinidad !, Cr., Bradfi, near Arima (0). 



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

 bluntish, shortly petioled, much longer than the short, single, 1-fiowered peduncle ; peri- 

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

 half as long ; lip clawed-oblong, 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 thickish, 6"'-4'" long, 2'" broad; 

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

 'pale with purplish tips, and a purple lip."— Hab. Trinidad !, Cr., Bradfi, on trees near 

 Arima. 



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

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

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

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

 spathulate, blunt ; "lip spathulate, ciliate, 2-crested at the base, recurved above the claw 

 — Cymbidium, &*.— Primarv stem thicker than in the two preceding species and its sheaths 

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

 deep-purple, 3'" long : its sheath 2'" long, concealing the ovary — Hab. Jamaica ., Pd., 

 frits., ^arcA, Wullschl., on trees and rocks ; [Cuba! ; Venezuela]. 



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

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

 24- P. biflora, Focke. Stem hisBidulous, longer or as long as the leaf: sheaths with a 



