NEW A>D LITTLE-KNOWN MADAGASCAR PLANTS. 55 



inaequaliter triloba, 5-7 uncias longa, 3-5 lin. lata. Pedunculi 

 graciles, 5-7-flori. Bracteae reniforini-ovatao, obtusa), vaginatae, 

 $ lin. longae, apice brevissime bilobo. Sepala lanceolata, sub- 

 acuminata, 3 lin. longa. Petala paullo angustiora. Labellum 

 late ovatum, ralde concavum, petalis aequale ; calcari subreeto 

 subtereto, 3 lin. longo. Columna brevissiina, alis desceudentibus 

 brevissiinis carnosis truncatis. 



On trees in forest near Fort Dauphin, 2499 ! 



Allied to M. caulescens, Ridley, but with much longer leaves 

 and other differences. 



(Eonia Elliot n, Bolfe, sp. n. (Plate XI.) 



Caulis elongatus, radicans. Folia disticha, alterna, 6 lin. 

 distantia, lineari-oblonga, obtusa v. inconspicue biloba, 1-1| 

 uncias longa, 3-4 lin. lata. Pedunculi erecti, 6-9 uncias longi. 

 Kacemi laxi, 3-5-flori. Florea mediocres, puberuli, albi. Bractese 

 amplexicaules, late ovatse, obtusse, 1 lin. longse. Sepala lauceo- 

 lata, acuta, 6 lin. longa. Petala paullo latiora et obtusiora. 

 Labellum trilobatum, 8 lin. longum ; lobo medio obcordato 4 lin. 

 lato ; lateralibus minoribus rotundatis basi subcordatis; disco 

 brevi-pubesceute ; calcari 2 lin. longo angusto basi saccato. 

 Columna brevissima, apiculata, alis truncatis. 



On trees near Fort Dauphin, 2842 ! 2843 ! " Flowers white." 



In habit this species resembles (E. Auberti, Lindl., and (E. 

 rosea, Ridley ; the flowers much resembling those of the former, 

 but only half as large and with a pubescent disc. The leaves are 

 also narrower aud more distant. (E. rosea has flowers nearly as 

 large as the present species, but the side-lobes of the lip are 

 broader and the front one more deeply bilobed ; the leaves are 

 also much broader. The pollinarium in (E. Ellinfii is as 

 follows : — Gland roundish-obovate, with a pair of erecu adnate 

 plates, which are very narrow below but gradually widen Upvvards 

 to the apex, where are situated the two pollen-ma&jes. 



■ 



IIOLOTIIRIX GLABERRIMA, Eldl. 



Hank grass near Mahobo, Lake Itasy, 1944. 



HoLOTHRIX MADAGASCARIENSIS, Bolfe, Sp. n. 



Planta erecta, |-1 ped. alta. Folia 3-0, suberecta v. recurvn, 

 elongato-liuearia, 3-6 uncias longa. Kacemus secundus, densus, 

 2-5 uncias longus. Bractese anguste lanceolate, acuminata, 

 5-9 lin. lougae. Sepala anguste linearia, obtusa, 3 lin. longa, \ 



