ORCHIDACE.E 



lidae. Rhizoma validiim, plus minusve 8 mm. crassum. Pseudo- 

 bulbi in serie, approximati, usque ad 14 cm. alti, anguste ampul- 

 lacei, plus minusve 12 mm. in crassitudine infra medium, usque 

 ad apicem attenuati, diphylli, in rhizomate crasso repenti plus 

 minusve 1 cm. inter se distantes; juniores vaginis coriaceis acutis 

 fulti. Folia cum petiolo usque ad 24 cm. longa, plus minusve 

 4.5 cm. lata, elliptico-lanceolata, sensim acuta, utrinque attenu- 

 ata, subtus prominenter quinquenervia, in petiolum 3 cm. Ion- 

 gum contracta. Scapus initio foliis juvenilibus synanthus, folium 

 demum superans, basi nuda, multiflorus, compressus, conspicue 

 bialatus,antheseos finem versus plus minusve 80 cm. longus, gra- 

 cilis, arcuatus, rachide fractiflexa. Bracteae inflorescentiae ovaria 

 pedicellata superantes, cum floribus deciduae, supra flores arc- 

 tissime imbricatae, plus minusve 8 mm. longae. Rachis usque 

 ad 56 cm. longa, demum antheseos finem versus valde arcuata. 

 Flores subrubri, succedanei. Pedicellus cum ovario 1.7 cm. lon- 

 gus, in fructu 4.5 cm. longus. Sepala lateralia usque ad 7 mm. 

 longa, 6 mm. lata, anguste elliptica, abrupte acuta, subcarnosa, 

 in sicco subfusca. Sepalum dorsale simile. Petala 11 mm. longa, 

 1 mm. lata prope basim, usque ad apicem sensim attenuata, lev- 

 iter curvata, linearia, acuta. Labellum vix 12 mm. longum, sub- 

 carnosum, conspicue trilobatum; lobi laterales subquadrati, apice 

 rotundati, circa 3.5 mm. longi ex apice loborum lateralium usque 

 ad basim lobi medii, 3.5 mm. lati prope apicem, margine inae- 

 qualiter triangulari-dentata ; lobus medius 6.5 mm. longus, 3 

 mm. latus, basi leviter rotundata, apice triangulari-acuto ; dis- 

 cus callo alte sulcato, apice tridentato ornatus. Columna 8 mm. 

 longa, carnosa, apicem versus alata, ala paucidentata. 



Among Philippine species closely allied to C. hilamellata 

 Lindl. from which it is distinguished by the broader lateral lobes 



of the labellum which are blunt at the tip and irregularly 



[89] 



