MACROPHYLLA 
RACEMOSA. (7) PLEUROTHALLIS. 
equalibus, floribus zoe pedunculatis bracteis arctis cylindraceis, sepalis 
acuminatis, petalis subsequalibus ovatis apice filiformibus pubescentibus, 
labello sessili naviculari acuminato petalis pauld iy ay es Grenada, 
ie tonio, Nevada de S* Martha) v.s. sp. i 
smaller p e two preceding. Stem 6’’—8”, ny a tae hi 
sheath below the middle f 34”x 1”, rather thin, usually quite iia a 
little acuminated into a blunt extremity. 8S 14” lon ls 5", 
Flowers slender, 7’’—8'”. D m > a ze only in 
and the form of the leaves, but in s bei 
the eb 
filiform from end to end, in pose two fied ce Se Bash ar iad. 
and in the lip having a rather sharp angle a little above the base. 
§ Il. agp RACEMOSZ:: foliis a — 
magnis membranacels racemosis pendulis espathace: 
A, PETALA ELONGATA ATTENUATA, SEPALIS SUBZQUALIA, 
1, Labellum indivisum. 
26. P xanthochlora (Rchb. f. in Linnea xxii. 823); folio ovali sessili 
spicis pluribus breviore, caule tereti nudo multd longiore, sepalis 2 acutis 
subzequalibus, petalis tinearibes acuminatis equilongis, labello ovato Scie e 
unidentato, column tereti basi incrassata-——Colombia, Moritz, 
Leaf 6” x 3”, Stem 16”, Flowers pore fleshy. I describe ‘this ‘hoi We an 
authentic specimen communicated by Rchb. . (Column acuminate, with no 
border to the antherbed.) 
27. P. semipellucida (Rchb. f. 1. c.); folio ovali sessili spica gracili 
breviore,caule . . ., Sepalo dorsali ligulato obtuso antico breviore subro- 
this, ped 
and taper seme See ine a epee orbieular we abruptly bent va panes re 
the middle, an Heretic — such as 
(Column very short wi icoua vegies Phased ana a rie Sap antherbed 
with a tooth in front ba git side.) 
s. P. Lindeni (Li Lindl. in Ann. Nat. Hist. xii. 397. Orch. Linden. No. 2, 
Recht. f. in pence Dec. dy 1854, end Sept. ae oe a folio blouse acu- 
minato basi 0 racemis pen paucifloris equali v. longiore, bracteis 
mbes laxis trunats sepalis petalisque acutis er icthanighe antico oe 
sepa labello concavo acuto intus medio bilamellato—— Peru, Jam 
enesuelas, Linden, 630. ‘Fendler, 1475, h. s. Sp. ——Flowers large membranous 
a cueuea in, an . ies; one 
large a ore than a foot eh and 4 inches broad, the other dwarf, 
with leaves only 3 inches ent Aen meoke ide, with a tw racem: 
the latter which, however, appears to me to bea 
totally different — te tooo co. endler the i aprons C 
smaller flo ers 
2 Labellum trilobum, lobis lateralit se 
29, P, bicornis; folio oblongo cordato acuminato detlexo spicis pluribus 
March 15, 1859. 
