126 



PHREATIA ( BULBOPHREATTA) SPATHULATA J. J. S., sp. nov. 



Pusilla. RMzoma elongatum, repens, ramosum, radicans, vaginis tubulosis 

 tectum. Pseuclobulbi parvi, remoti, omnino vaginis obtecti, 2-folii. Folia erecta, 

 insequimagna, lanceolato-spathulata, obtusa, retusa, apiculata, sicco ad c. 2'3 cm. 

 longa, 0'35 cm. lata. Inflorescentia folia bene superans, laxe c. 13-flora, pedunculo 

 tenui, c. 4'5 cm. longo, vaginulis c. 6-tubulosis apiculatis inferne magis approximatis 

 ad c. 0-35 cm. longis donate, rhachide tenui, c. 3 cm. longa. Bractece ovato-triangula?, 

 acuminatse, .acutissima?, ad c. 0'225 cm. longse. Flores parvi. Sepalum dorsale 

 ovatum, obtusum, concavum, 1-nervium, c. 0'2 cm. longum, O14 cm. latum. Sepala 

 lateralia divergentia, late oblique ovata, acuta, oblique concava, 1-nervia, c. 0-2 cm. 

 tota 0'25 cm. longa, 0'2 cm. lata. Petala oblique ovata, subacuta, concava, 1-nervia, 

 c. 0-16 cm. longa, Ol cm. kta. Labellum leviter sigmoideum, unguiculatum, con- 

 cavum, explanaturn c. 0'14 cm. longum, ungue quadrangulo, basi utrinque in lobulum 

 parvum rotundatum dilatato, probabiliter 2-glanduloso, c. 0'07 cm. longo, basi 

 O06 cm. lato, abrupte in laniinam 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, 

 c. 0-06 cm. longa, O175 cm. lata. Gynostemium breve, cum ovario angulum 

 obtusum faciens, dorso convexum, papillosum, absque anthera c. O075 cm. longum, 

 clinandrio alte excavato. Bostellum latum. Stigma transversum, margine elevatum. 

 Pes gynostemii reversus, c. Ol cm. longus, basi ovario adpressus et intus convexus, 

 parte superiore incurva, quam partem inferiorem angustiore, truncata. Ovaritim cum 

 pedicello trigono torto clavatum, c. 0'35 cm. longum. 



Hob. 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. 



PHREATIA ( RHIZOPHYLLUM) DENSISSIMA J. J. S. in Fedde Rep. xii. (1913) 

 26 ; in Nova Guinea, xii. 438, t. clviii. 314. 



Arfak Mts., Angi lakes, epiphytic in forest patch by ? lake, 7000'. 

 Fl. (green). Dec. 5550. 



Distrib. New Guinea (D.N.W., Arfak Mts., Gjellerup). 



OCTARRHENA CYLINDRICA J. J. S., Sp. DOV. 



Caules approximati, compressi, simplices, basi valde radicantes, c. 5-5 cm. longi, 

 cum vaginis c. 0'375-0'4 cm. lati, internodiis c. O5-O7 cm. longis. Folia equitantia, 

 erecto-patentia, articulata, lateraliter compressa, linearia, interdum falcatula, acuta, 

 basi valde obliqua, dorso c. 2-3'5 cm. longa, medio 0'275-0'35 cm. lata; vaginse sese 

 amplectentes, tubulosse, lateraliter cornpressse, antice alte fissa3, apice valde obliqua?, 

 internodia superantes. Inflorescentia axillares, erectae, dense multiflora?, cylindricse, 

 pedunculo tenui, c. 1-75-2 cm. longo, inferne nonnullis vaginulis tubulosis longe 

 acuminates, superne numerosis vaginulis bracteiformibus donate, rachide angukta, 

 c. 2'4-2'S cm. longa. Bractece e basi lata longe lineari-acuminatse, concave, iiTe- 

 gulariter marginatae, c. 0'14 cm. longae. Flores vagi, minimi c. 0'17 cm. lono-i. 



