608 OfiCHIDEiE. 



bium, Sw. P. oblongifolia, Lindl. !—V high or lower; leaf 3"-5" long, 1" broad; flowers 

 about 2'" long. — Hab. Jamaica I, March, on trees, in the mountains ; [Cuba ! ; Venezuela !]. 

 9'. P. plumosa, lAndl. 1 Stem angular, shorter than the leaf ; leaf leathery, oblong, 

 sessile, exceeded hy the ^eduacled, single spike : flowers subsessile, one-sided, yellow or 

 green ; perigonial divisions exterior lateral cohering to near the summit, gibhous at the 

 base, superior narrower, linear, interior much shorter, oblong, pointed, fimhriate-serrate ; 

 lip rhomboid, concave."— 4"-6" high ; leaf a4"-3" long, 8'" broad; flowers 6'" long.— 

 Hab. Trinidad (Zm«?/.) ; [Venezuela!]. 



** Peduncles feti>-\-flowered. 



10. P. sicaria, imrfj. / Stem upwards tmiiged,3^4i times as long as' the leaf ; leaf 

 laneeolate-oUong, decurrent, gradually passing into the downward tapering stem-wing, much 

 longer than the -short, fascicled, 2-5-Jlowered peduncles ; perigonial divisions exterior little 

 cohering, oblong-lanceolate, interior half as long, pointed ; lip lanceolate with a hook at 

 each side, 2-crested." — About 1' high ; leaf 4" long, 1" broad ; flowers 4'" long, " greenish 

 with purple stripes." — Hab. Trinidad (,Mndl.) ; [Venezuela !, New Granada]. 



11. P. 'Virilsoiii, Lindl. I Stem angular, not margined, as long as or twice as long as 

 Vnele&i; leaf lanceolate, or elliptical-lajiceolate,, much longer than the fascicled, few-l- 

 Jloweredpeduncles ; "perigonial divisions exiterior lateral cohering, interior oblong, pointed; 

 lip ovate with angles blunt." — 3'' iiigh; leaf 1" long, 2"'-4"' broad. — Hab. Jamaica!, 

 Wils., TTullschl.; [Cuba].' 



12. P. discoidea, Mndl. " Stem as long as or shorter than the leaf; lecf ovate-lan- 

 ceolate : peduncles fascicled, \-flowered ; perigonial divisions exterior ovate, lateral cohering, 

 superior twice as large, interior linear ; lip cordate-ovate, bluntish, as long as the perigone." 

 '—" IV' high J lip yellow, with a red spot in the middle."— Hab, Trinidad (Lindl-rj. 



13. P. mscifolia, R. Br. (L.). Stem cyUndrical, twice-thrice as long as the leaf; 

 leaf elliptical-lanceolate, tapering at the base and summit : peduncles fascicled, \-flawered, 

 exceeded by the petiole, included within a olasping-ovate, 2-fld sheath ; perigonial divisions 

 exterior lanceolate-acuminate, lateral cohering to the summit, interior halt as long, conform 

 to the former ; lip minute, ovate-oblong, blunt. — Jacq. Amer. Pict. t. 212. — Epideudrum, 

 i. Dendrobium, Sue. — About 1' high, rigid; leaf 4"-5" long, 1" broad ; flowers 3'" long, 

 greenish: ovary long, slender. — Hab. Jamaica, from cultivated specimens; Dominical, 

 Imr. ; Trinidad!, (Jr.; [Cuba! to Cruiana! and Peru]. 



14. P, pruinosa, Lindl. {M). Stem cylindrical, about as long as the leaf; let^ -lan- 

 ceolate, about as long as or shortly exceeded by the dngle, filiform, few-flotDCred peduncle ; 

 perigonial divisions exterior ovate-oblong, lateral cohering to near the summit, " interior 

 tittle shorter, linear ; lip small, ovate, pointed, with blunt angles below the middle." — 2"- 

 4" high ; leaf l"-li" long, 2"'-3"' broad ; flowers 14'" long, " yeUowish."— Hab. Jamaica 

 {Lindl.y ; Trinidad !, Cr. ; [Guiana I, ou trees]. 



15. P. emarginata, Lindl. "Stem delicate, shorter than the leaf; leaf oblongi 

 emarginate, longer than the capillary, %-flowered peduncle; perigonial divisions linear-lan- 

 ceolate, exterior cohering to the middle, interior half as long ; lip linear-lanceolate with 

 lateral angles, saccate at the base, serrulate." — Specklinia, Lindl. — " Leaf about 14" long ; 

 flowers green, interior divisions white, lip rosy." — Hab. Jamaica {Lindl.). 



§ 2. Stems reduced, ciespitose : leaf approximate to the root. 



16. P. arUtata, Hoo/c. Leaf spaihulate-lanceolate, pointed, long-tapering into the 

 petiole, margined, much shorter than the single, Jlemose raceme; perigonial divisions ex- 

 terior lanceolate, tapering from the middle into the awn-like summit, interior half or one- 

 third as long, lanceolate-acuminate; "lip ovate-oblong, blunt, with small, latei^al lobes."— 

 Ann. Nat. Hist. 2. t. 15 : the interior perigone shorter than in our specimen, and long- 

 fringed.— Leaf 8'" long, 2™ broad; peduncled raceme 3"-4", flowers 4'" long, the latter 

 purple-veined. — Hab. Dominica 1, Imr. ; [Guiana]. 



17. P. delicatula, Lindl. ! Leaf spathulate, pointed, tapering into the short petiole, 

 ■ margined, one-third as long as the single, flexuose raceme; ''perigonial divisions exterior 



hnsaracummate, bluntish, nearly free, interior cuneate cut; lip little shorter than the pe- 



