113 
This species belongs to the group on which Schlechter bases his sections 
Platychilus and Genychilus. It is well-marked by its strongly curved column 
and the form of the lip, with a bidentate callus at the base. 
The flowers are described as green with a brown or creamy-brown 
labellum. 
Giomera (§ Evctomera) simtuis J. J.S., sp. nov. 
Caules elongati, laxe ramosi, compressi, sectione transversa elliptici, pars adest 
43 cm. longa, internodiis ad c. 3 cm. longis, 0°23 em. latis, superne decrescentibus. 
Folia erecto-patentia, linearia, apicem versus sensim leviter angustata, valde 
inequaliter 2-dentata, dente brevissimo acuto, dente longissimo obtuso ec. 0°3-0°6 em. 
longo, basi paulo angustata semiamplexicaulia, costa media sicco supra sulcata subtus 
obtuse prominente, sicco coriacea, c. 6°5-8°25 em. longa, 0°5 cm. lata; vagine tubu- 
los, presertim superne antice verrucose, inferne subleves, apice lamine opposite 
dente adpresso triangulo obtuso donate. Inflorescentia retlexa, subracemosa, 
secunda, c. 9-flora, spatha e basi brevissime tubulosa pedunculum arcte amplectente 
orbiculari-ovata, acuminata, acuta, presertim inferne valde concava, c. 11-nervia, 
c. 11cm. longa, 0°85 cm. lata, pedunculo cum rhachide paulo elongata ¢. 0°85 cm. 
longo. Bractee oblongo-subelliptice, acuminate, acute cum mucrone dorso ad 
apicem, concave, 3-nervie, membranacee, c. 0°57 em. longe, 0:27 cm. late, 
bractea infima inter sequentes et spatham intermedia. Flores c. 0-7 em. longi. 
Sepalum dorsale lateralibus breviter adnatum, ovali-ellipticum, obtusiusculum, 
3-nervium, ¢. 0-48 cm. longum, fere 0°3 cm. latum. Sepala lateralia breviuscule 
connata, calear amplectentia, mentum saccatum subglobosum fere 0-2 em. longum 
formantia, oblique ovata, obtusiuscula cum apiculo conico dorso ad apicem, 8-nervia, 
c. 0°46 em., tota 0°56 em. longa, 0°36-0°375 em. lata. Petala oblique subrhombea, 
obtusiuscula, 3-nervia, c. 0°44 cm. longa, 0°24 em. lata. Labellum gynostemio 
breviter adnatum, usque ad apicem ovarii c. 0°3 em., cum caleari 0-475 em. longum ; 
lamina concava, apice margine recurvo convexa, 7-nervia, explanata subsemiorbicu- 
laris, basi abrupte transverse incrassata, c. 0-2 em. longa, 0°3 cm. lata; calear cum 
ovario angulum acutum faciens, oblique oblongum, obtusum, c. 0°3 em. longum, 
Gynostemium supra basin leviter ineurvum, dorso convexum, cum anthera ¢. 0°16 em. 
longum, apice late trapeziformi, obtusissimo, retuso, clinandrio concavo, fere integer- 
rimo, auriculis triangulis, subacutis. Anthera cum gynostemio angulum rectum 
faciens, cucullata, transverse ovalis, apice truncato-rotundato non recurvo mem- 
branaceo-marginata, connectivo basi conico-elevato postice canaliculato, c. 0-12 cm. 
lata. Rostellum latum, semilunatum, late retusum. Stigma transversum, semi- 
lunatum, margine inferiore valde productum incurvumque. Ovarium curvum, 
3-sulcatum. 
Hab. Arfak Mts., Angi lakes, epiphytic in forest patch by 9 lake, 7000’, 
Bie Dec.*. 5975.:: . 
Nearly allied to G. subracemosa J. J. 8., but differing by the much less 
warty sheaths, smaller flowers, a differently shaped lip, with much shorter 
blade, and edentate clinandriam. 
The flowers are white. 
