being dusky papillose, minutely verrucose or ‘‘arpophyl- 
laceo-punctulatae.’’ An examination of a photograph of 
P juncifola trom the Lindley Herbarium showsthe leaves 
to be narrowly linear as described for P. graminifola. 
SPECIMENS EXAMINED: 
Mexico: Guerrero, near Santa Rosa, S. W. of Chilpancingo, on tree 
trunks, fls. pale salmon color, lip callus orange, 2200 meters alt., Octo- 
ber 12, 1933, Juan G. 1712 (Herb. Ames); District of Temascaltepec, 
near Cajones, 2480 meters alt., November 11, 1932, G. B. Hinton 2346 
(Herb. Ames); District of Temascaltepec, Cajones, 2480 meters alt., 
November 7, 1932, G. B. Hinton 2369 (Determined by the staff at 
Kew) (Herb. Ames); Vera Cruz, region of Naolinco, toward Coaco- 
huacintla, on tree trunk, fls. pale pinkish yellow, lip orange, 1800 
meters alt., November 12, 1935, Otto Nagel & Juan G. 4721 (Herb. 
Ames). 
3. Ponera longipetala Correll sp. nov. 
Herba multo ramosa. Caulis primarius et ei ramorum 
graciles, arundinacei, subteretes, supra foliosi, vaginis 
arcte adpressis obtecti. Folia disticha, lineari-lanceolata, 
membranacea, vaginis articulata ; foliorum vaginae laeves, 
non verruculosae, vernicosae, leviter complanatae. In- 
florescentia in ramis terminalis, sessilis, racemosa, dense 
pauciflora, bracteis pluribus imbricatis ornata. Flores 
sessiles, carnosi, cum ovariis brevibus dense verrucosis. 
Sepala carnosissima, extus dense verrucosa, apice obtuso 
multo incrassata. Sepalum dorsale oblongo-subquadra- 
tum. Sepala lateralia oblique triangulari-ovata, columnae 
pedi adnata et mentum conspicuum formantia. Petala 
sepalis multo longiora, oblongo-elliptica, apice late ro- 
tundata vel subtruncata. Labellum columnae pedi leviter 
articulatum, expansum oblongo-subquadratum, emar- 
ginatum. Columna crassa, basi in pedem latum elonga- 
tum producta. 
Plant much branched, the branches up to 6 dm. long, 
with large coarse roots up to 1 cm. in diameter. Main 
stem and stems of the branches slender, reed-like, nearly 
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