British Guiana. Sources of the Ma /.a run i River, Jot, man, 
7750. 
An interesting species of the 0. lahiala group, which was dis- 
covered by the late Mr. G. S. .hmman. Government Botanist, 
Georgetown, British Guiana, and has now appeared in cultivation, 
a plant sent home by Mr. Jenman having flowered in the collec- 
tion of Miss Sinnock, Downford, Hailsham, Sussex. The flowers 
are rosy mauve, with the front lobe of the lip crimson, and the disc 
yellow with radiating red-brown veins. 
266. Pteroglossaspis argentina, Holfe; species americana, generis 
it et characteribus consimilis, 
P. C<irso)ii, Holfe. artinis. sed segment is brevioribus et latioribus 
distinctis. 
Tuber ovoideo-oblongum, 2*5 cm. longura. Folia erecta, lancec- 
lato-linearia, obtusa, basi in petiolum attenuata, circa '.VI dm. 
longa, basi vaginis tubulosis tf v. 1 imbricatis tectis. Snipits 
erectus, circa 6 dm. altus, basin ad apicem vaginis acutis lax is 
imbricatis tectis. Rucrmi circa ltl-llori. Bructrar lance.datae, 
acuminata.-, striatae. 1-2-:- » cm. longae. Pi-riia-Ui 6-10 mm. longi. 
Hf-pa/rt et pdala elliprico-oblonga" obtusu, sub.^ualia, 6-7 mm. 
longa. Labelhim trilobum, 6-7 mm. longum ; lobus intermedins 
obovato-orbicuiaris. crenulurus f> unu. latus : loin lateral. ^ diver- 
gentes, quadrato-orbiculares. 2 mm. lati ; discus cra^iu-culns, 
obscure verrucosus. Columna lata, 4 mm. longa. 
Argentina. In praemont. saxos. valle Rio 1'rimero prone 
Cordoba, rara, Stuckert, 6435. 
An extremely interesting plant when viewed from a geo- 
graphical st a i -imcms of lie -M'l hitherto 
known are all Continental African and' t h.'.n- h s.e.'iib-dlv 'dis- 
tinct from these it agrees mvciselV m i'd,,' I'd '' me tinv 
IMiuer's genus Eulnphifli,,,,,. [jerhaj s'be'iier con-nd'en-d a section 
Mas. Irene fsl is. at I i r , rtii m V,, r ,d. " '' 
267. Catasetum (§ Pseudocatasetum) eburneum, Rolfe; species 
Ian",,':,,' : t ' '' /^elongato- 
• ' •■■■-■■ • . , 
saccatnm. Columnacr, '' U !.i L. 
antbera et pollinia normalia. ft 
Colombia. In the Pamplona district. 
Imported from the Ca^a Mendelii d i t ,i » t m ™ ■ 
worth and Co., Heaton, Bradford! and tw:;:.;^ u^u : n'ni;; 
