PLEUROTHALLIS. (8) spooning as 
nutantibus laxifloris ees bracteis —— —— ‘is, sepalo dorsali lineari- 
lanceolato canaliculato recurvo antico maximo horizontali utrinque 3-nervi, 
is carnosis acuminatis involutis anata asi “Bobi columnee adpressi 
lobis lateralibus auriculeformibus medio rhombeo o deflex —— 
ameson (Forests cn the eastern alist of the Andes, ian on at 9000’), h. 8. sp. 
), h 
——Stem terete, with a sheath 5” long, reaching up to the leaf, ‘which 
is 7 x 2”, Racemes 3-6, about 5” long, 4-5-flowered. Flowers large, 
blotched with purple. (Column truncate, with a long erect rostel. Pollen- 
asses spherical.) 
0. P. Mathewsii (Lindl. in Comp. Bot. Mag. II. 355. P. see bers Id. 
med Linden. No. 3. Rechb. f. in Bonplandia, Sept. 1, 1855. Acronia pha 
gifera, Presl. Lemna. i nae = hacer! ge itt acuto seseili sube ordato racemis 
erectis multifioris brevi varicat pase connatis petalisque 
acuminatis om uilongis, label haplabs costato ad isthm oc embereula to lobis 
lateralibus nanis rotundatis intermedio carn enieae canalic 
Peru 5 weg, 58, Math , 1902; near Bacz E. Andes at 6000’, 
31. "p. decurva; folio laté ovali a — © racemo paucifloro a 
subsequali, se e) lanceolatis acuminatis, petalis e lata basi filiformi 
sequilon es pubesentibu, labelli se Tobie Tateraibus oblongis reflex 
intepnactio ° nato——Peru, Jam 9 (forest ong. Bat 
flank of the Caeaition: on reals of riety at 10000") he 8. Sp. —Much like athe 
last, a the flowers are o larger, and few Feist he lip, _—— 
lateral lobes are oblong so as to destroy the Beker tate fo (Oolease as in 
last, and a downy at the base.) I find some iowees with only the 
rudiment of a lip 
3, Labellum trifidum. 
$2. P, bicruris; folio nage membranaceo acuminato racemis solitariis 
eee filiformibus b breviore, sepalis acutissimis lateralibus semiconnatis, 
