126 
Pureatia (§ BuULBOPHREATIA) SPATHULATA J. J.8., sp. nov. 
Pusilla. Rhizoma elongatum, repens, ramosum, radicans, vaginis tubulosis 
tectum. Pseudobulbi parvi, remoti, omnino vaginis obtecti, 2-folii. Folia erecta, 
inzequimagna, lanceolato-spathulata, obtusa, retusa, apiculata, sicco ad e. 2°83 em. 
longa, 0°35 cm. lata. Infloreseentia folia bene superans, laxe ¢. 13-flora, pedunculo 
tenui, c. 4°5 em. longo, vaginulis c. 6-tubulosis apiculatis inferne magis approximatis 
ad c.0°35 em. longis donato, rhachide tenui, c.3 em. longa. Bractee ovato-triangule, 
acuminate, acutissime, ad e. 0°225 em. longe. Flores parvi. Sepalum dorsale 
ovatum, obtusum, concavum, l-nervium, c. 0-2 cm. longum, 0°14 em. latum. Sepala 
lateralia divergentia, late oblique ovata, acuta, oblique concava, 1-nervia, ¢. 0-2 em. 
tota 0-25 em. longa, 0°2 cm. lata. Petala oblique ovata, subacuta, concava, 1-nervia, 
c. 0°16 em. longa, 0-1 em. lata. Label/um leviter sigmoideum, unguiculatum, con- 
cavum, explanatum c. 0°14 em. longum, ungue quadrangulo, basi utrinque in lobulum 
parvum rotundatum dilatato, probabiliter 2-glanduloso, ¢. 0-07 em. longo, basi 
0-06 em. lato, abrupte in laminam dilatato, lamina semilunato-reniformi, apice 
latissime rotundata, medio leviter retusa cum lobulo distincto obtuso in sinu, lobis 
lateralibus obtusa, incrassationibus 2 convexis intus ad basin, intus _papillosa, 
ec. 0°06 em. longa, 0:175 cm. lata. Gynostemium breve, cum ovario angulum 
obtusum faciens, dorso convexum, papillosum, absque anthera c. 0°075 em. longum, 
clinandrio alte excavato. Rostellum latum. Stigma transversum, margine elevatum. 
Pes gynostemii reversus, ¢. 01 em. longus, basi ovario adpressus et intus convexus, 
parte superiore incurva, quam partem inferiorem angustiore, truncata. Ovariuwm cum 
pedicello trigono torto clavatum, c. 0°35 cm. longum. 
Hab. Arfak Mts., ridge running up to Angi lakes, epiphytic in forest, 
8000'. Dec. 6004. . 
A small plant remarkable for the two convex thickenings at the base of 
the blade of the lip. 
Flowers white. 
Pureatia (§ RaizopHytium) DEnsissmMA J.J. 8. in Fedde Rep, xii. (1913) 
26; in Nova Guinea, xii. 438, t. clviii. 314. 
Arfak Mts., Angi lakes, epiphytic in forest patch by 92 lake, 7000’. 
Fl. (green). Dec. 5550. 
Distrib. New Guinea (D.N.W., Arfak Mts., Gjellerup). 
OcTARRHENA CYLINDRICA J. J. 8., sp. nov. — 
Caules approximati, compressi, simplices, basi valde radicantes, c. 5-5 em. longi, 
cum vaginis c. 0°375—-0°4 em. lati, internodiis ¢. 0°5-0-7 cm. longis. Folia equitantia, 
erecto-patentia, articulata, lateraliter compressa, linearia, interdum faleatula, acuta, 
basi valde obliqua, dorso c. 2-3°5 em. longa, medio 0-275-0°35 em. lata; vagine sese 
amplectentes, tubulose, lateraliter compressw, antice alte fisse, apice valde oblique, 
internodia superantes. Inflorescenti@ axillares, erecte, dense multiflore, cylindrice, 
pedunculo tenui, ¢. 175-2 em. longo, inferne nonnullis vaginulis tubulosis longe 
acuminatis, superne numerosis vaginulis bracteiformibus donato, rachide angulata 
c. 2-4-2°8 cm. longa. Bractee e basi lata longe lineari-acuminate, concave, tei: 
gulariter marginate, c. 0-14 em. longe. Flores vagi, minimi ¢. 0-17 em. longi. 
