58 EEPOUT OX TWO BOTANICAL COLLECTIONS FKO.M 



Stachytarpheta mutabieis, Vahl, Eiium. i. p. 208. 

 Ireng Valley, McConnell Sf Quelch, 245. 



LABIATE. 



Hyptis arborea, Bentli. in DC. Prod. xii. p. 132. 

 Kotinga Valley, McCoanell 8f quelch, 142, 184. 



AMARANTACEiE. 



Gomphrena globosa, Linn. Sp. PI. ed. 1, p. 224. 

 At Pelepowta Village in the Ireng Valley, McConnell 8r Quelch, 210. 



PHYTOLACCACEjE. 

 Phytolacca thyrsiflora, Fenzl, ex J. A. Schmidt in Mart. PI. Bras. ii. p. 343. 

 Kotinga Valley, McConnell Sf Quelch, 152. 



PROTEACEyE. 

 Boupala Montana, Aubl. PL Guian. i. p. 83. 

 Savannahs generally, McConnell Sf Quelch, 310. 



LORANTHACE^. 



Phoradendron RORAiMyE, Oliver, in Trans. Linn. Soc. Ser. II. Bot. ii. (1887), p. 281, 

 and pp. 267, 269. 

 Summit of Mount Roraima, McConnell 8f Quelch, 82, 6S0. — Endemic. 



BURMANNIACE.E. 



Burmannia bicolor, Mart. Nov. Gen. & Sp. i. p. 10, t. 5 ; R. Schomb. Reisen in Brit.- 

 Guiana, iii. p. 1066. 

 Upper slopes of Mount Roraima, McConnell Sf Quelch, 14. — Widely dispersed in 

 Tropical America from Cuba to Brazil, westward to Peru. 



OBCHLDACEiE. By B. A. Rolfe, A.L.S. 



Pleurotkallis roraimensis, Rolfe, sp. n. Lepanthiformis, caulibus gracilibus, vaginis 



apice ciliatis. Folia elliptica vel obovato-elliptica, minute apiculata, parva. Scapi 



subelongati, gracillimi, pauciflori. Bractese spathacese. Sepalum posticum basi 



ovatum, apice caudato-acuminatum ; sepala lateralia subsimilia, basi angustiora. 



Petala oblonga, obtusa. Labellum trilobum, lobis lateralibus rotundatis, intermedio 



oblongo obtuso. 



Stems slender, ^ in. long, clothed with three or four angular or striate sheaths, 



broader and ciliate at the apex. Leaves elliptical or obovate-clliptical, minutely 



apiculate, 2^-4 lin. long, l|-2 lin. broad. Scapes very slender, f-1 in. long, about 2- or 



