(449) 
Allied to Pterichis Mandonii (Acraea Mandonti Reichb. f.), 
but markedly different in the details of the lip. 
Stenoptera longifolia Rolfe, sp. nov. 
Leaves oblong-lanceolate, peseee with a long attenuate narrow 
base, 1 foot or more long, 10-13 lin. broad, scape tall (base not 
seen) ; raceme elongate, oe dense, 6 in. long, pubescent. Bracts 
ovate-lanceolate, acuminate, pubescent, 5—7 lin. long. edicels 
pubescent, 4—6 lin. long epals very shortly connate at the base, 
elliptical-oblong, apiculate, pubescent, 3 lin. lon a Petals linear, 
much narrower than the sepals, but nearly as lon Lip cucullate, 
broadly spe ee obscurely keeled henna: 2.5 lin. long. 
Column clavate, 1.5 lin. long. (Vo. 1920 
pena oe its much elongated eaves. by which it is readily 
separated from S. acuta Lindl., the other Bolivian species. 
RestREPia sp. (Vo data.) 
?RESTREPIA sp. (Vo data.) 
?SoPpHRONITIS sp. (Vo data.) 
ORNITHIDIUM spp. (2 species, without data.) 
Pleurothallis trialata Rolfe, sp. nov. 
Stems stout, 4 in. long, bearing a tubular oblong sheath, with a 
free acute apex, below the ee Leaf sessile, oblong or lance- 
olate-oblong, ae, 4-4.5 in. long, 1-1.25 in. broad. Scape 
wer i 
n. long. Lip deltoid-oblong, apiculate, earelicaiate at the oe 
clavate, ” strongly winged, 2 lin. long. (Vo. 1826, p.p.) 
A remarkable species, allied to 2. crocodzlanthe ‘Reichb. f., but 
the leaves narrower and less coriaceous, the spike more ig. the 
bracts larger, and the sepals strongly winged, besides the differently 
shaped petals and lip. The flowers may not be fully developed, as 
the forwardest was only beginning to expand when the specimen 
was dried. 
PLEUROTHALLIS CORDATA Lindl. Gen. & Sp. Orch. 5. Coripata, 
April 20, 1897. (Wo. 2757.) 
PLEUROTHALLIS sp. (LVo. 2564.) 
PLEUROTHALLIS sp. (iVo. 22g0 
PLEUROTHALLIS spp. (8 species, without data.) 
Pleurothallis Brittoni Rolfe, sp. nov. 
Stems obscurely angled, moderately slender, 2~3 in. long. Leaves 
oblong or elliptical- ae. subobtuse, somewhat attenuate at base, 
