VIII, c, 6 Ames: Notes on Philippine Orchids 435 
SACCOLABIUM Blume 
1. SACCOLABIUM CONFUSUM sp. nov. 
Habitu S. ■luzonensis baud dissimilis a quo tamen floribus 
difFert. Herba epiphytica. Radices fibrosae, copiosae, elonga- 
tae. Caulis abbreviatus, usque ad 3 cm longus, radicans. Folia 
disticha, oblongi-Ianceolata, ad basim cuneata, attenuata, ad 
apicem inaequaliter et obtuse biloba, usque ad 7 cm longa, 1-1.3 
cm lata, coriacea, conferta, vaginis persistentibus caulem obte- 
gentibus. Pedunculi laterales foliis breviores, inferne teretes, 
superne complanati, alati, paucibracteati, bracteis tubularibus 
1 mm longis. Flores in racemo laxo dispositi. Bracteae inflor- 
escentiae rigidae, triangulari-cymbiformes, acutae, circiter 1 njm 
longae, pedicellis breviores. Pedicellus cum ovario circiter 7 
mm longus, gracilis, glabrus. Sepala lateralia membranacea, 
oblanceolata, 1 cm longa, 3 mm lata, extra ad apicem cuspide 
minuta. Sepalum dorsale simile, subconformia. Petala spa- 
thulata, vel oblanceolata, obtusa, 1 cm longa, 2.75 mm lata, 
membranacea, usque ad basim attenuata, 3-nervia. Labellum 
crassum, abbreviatum, breviter saccatum, 6 mm longum, lobi 
laterales minuti, rotundati, subauriculiformes, lobus medius 
linguiformis, inflatus, circiter 6 mm longus, obtusus. Saccus 
obtusus, scrotiformis 2 mm longus, obtusus. Columna brevis, 
crassa, apoda, exalata. Pollinia 2, subglobosa. 
Luzon, Laguna Province, J. S. Serrato s. n., September, 1912. 
This species and the next resemble each other so closely in habit that 
a study of the floral differences is necessary to make identification abso- 
lutely sure. Both species were mingled by the collector. 
2. SACCOLABIUM LUZONENSE sp. nov. 
Herba epiphytica, floribus albidis parvulis, caulibus foliatis 
abbreviatis erectis. Caulis circiter 1 cm longus, vaginis foli- 
orum caulem obtegentibus. Folia ±5 cm longa, circiter 11 mm 
lata, inaequaliter lanceolata, saepe falcata, inaequaliter 2-dentata, 
coriacea, utrinque attenuata. Pedunculi laterales, simplices, 
glabri, paucibracteati. Flores mediocres, circiter 7 mm longi, 
in racemo laxo, paucifloro, dispositi. Sepala petalaque patentia, 
libera. Rhachis incrassatus, complanatus, bracteis carnosis tri- 
angulari-cymbiformibus, 1 mm longis, acutis, rigidis, distichis. 
Pedicellus cum ovario usque ad 11 mm longus, glabrus, gracilis, 
ascendens. Sepala lateralia oblonga, 7 mm longa, 2.5 mm lata, 
extra ad apicem cuspide minuta. Sepalum dorsale simile. 
Petala oblonga, acuta, 6.5 mm longa, circiter 2 mm lata, mem- 
branacea. Labellum 5-6 mm longum, trilobum, basi calcaratum, 
membranaceum. Lobus medius triangularis, margine irregula- 
