413 



vel minute apiculatum, 7 mm. longum ; sepala lateralia ovato- 

 oblonga, acuta, 8 mm. longa. Petala triangularia, apice caudato- 

 setifera, 4 mm. longa. Labellum carnosum, oblongum, obtusum, 

 canaliculatuin, 4-5 mm. longum ; lobi laterales erecti, late oblongi, 

 obtusi, 1 mm. longi. Golumna crassa, 3 mm. longa ; dentes 

 subulati, 1 mm. longi. 



SlAM. Mountains round Chengmai, Dr. Arthur Kerr. 



Sent for determination from the Trinity College Botanic Garden, 

 Dublin, by Dr. H. H. Dixon, in February, 1908. The flowers are 

 light greenish yellow, with numerous more or less confluent dark 

 brown spots on the sepals, and the lip dusky brown with a yellow 



median line. 



tyt 



Rhizoma repens, gracile. 



3-5 cm. longa, circa 1 cm. lata. Scapi erecti, validi, circa 2 cm. 

 longi, uniflori. Bracteae late elliptico-oblongae, acutae, cucul- 

 latae, 6 mm. longae. Sepala paten tia ; posticum oblongum, 

 acutum, recurvum, 12-15 mm. longum ; lateralia oblonga, acuta, 

 12-15 mm. longa, basi in mentum brevissimum vel fere obsoletum 

 connata. Petala oblonga, acuta, recurva, 10-12 mm. longa. 

 Labellum late cordato-ovatum, subobtusum, subcarnosum, 12 mm. 

 longum, 10 mm. latum, facie papilloso-hirsutum, basi concayum 

 et carinatum. Golumna lata, 3 mm. longa, apice denticulata, 

 facie bidentata, dentibus brevibus crassis et decurvis. FolMnarn 



insertae 



Burma. 



A very distinct species which flowered in the collection of 

 Sir Trevor Lawrence, in November, 1902, and afterwards at 

 Glasnevin, whence the record of habitat was obtained. 



It most 



vjiasnevin, whence the record or naunan w<*d «««-«---. -- 

 resembles I. Andersoni, King et Pantl., in habit and in haung 

 the cadicles of the pollinia attached to two distinct glands, but me 

 flowers are about three times as large, and of a dull lurid purple 

 throughout, while the lip is totally different in structure. 



Rolft 



iiunuus Dracteis exsercis 

 bus facile distinguenda. 



Rhizoma repens, subgracile. Pseudobulln to trag on. -ovoide , 

 circa 2 cm. longi, 1 cm. lati, basi vaginisscanosis ^"WjjSS 

 Folia angusce oblonga, subacute, coriacea, aP lce .f" bl ^^ C ^ 



7 cm. longa, 1 cm. lata. Seam suberecti, f^^™f 6 ™ 



longi, vaginis tubulosis circa 5 tecti ; racemi P^^^rioS 

 longi, 9-lO-flori. Bracteae ^^^SSSTsm 

 venosae, 5-7 mm. longae. Flores distichi. Pediceut 

 iongi. Sevala Datentia : posticum ovatun 



*«"gu bepala patentia ; posticum v»^ — » . r . • no>n i ar i a acuts, 

 Intnm, 5 mm" longum; lateralia auguste ^ f ^ minut : 

 carinata, 7 mm. longa. Petala patentia late ™£ own j^^ 

 issime denticulata, apice s«brecurva ,J mm. ^ 5 m 



anguste ovato-oblongum, obtusum, ca nio sum, camcu a 



longum. ColumJ brevissima t ; ^^Cnnl^SUta*. 

 soleti. Pollinarii caudiculae ad glandulam unicani 



vel subob- 



33819 



C 



