237 
Kew is without flowers and fruit, so that comparison has had to 
be made with drawings of these organs. 
457. Vanilla andamanica, Rolfe; a V. albida, Bl., foliis 
angustioribus, eon bus majoribus et labelli cae prope apicem 
verrucoso differ 
Herba phe Folia eet plasm rt! acum- 
inata, subcoriacea, 14-19 em. longa, 2-5-4 em. lata; petiolus 1-15 
em. longus.  Racemi mad inven 2-3 cm. "longi, multiflori. 
Peta oblongo-lanceolata, subobtusa, circiter 5 cm. longa. 
tala “anger ae elliptica, obtusa, basi subattenuata, circiter 
Be cm. lon abellum 5 cm. longum; tubo basi angusto; limbus 
sabinteges, ovato-rotundatus, repando- Jobulatus, crenulatus, infra 
apicem lineis vel venis yerruculosis instructus; crista obovoideo- 
oblonga, e lamellis densis fimbriatis composita. Columna 3°5 ¢ 
longa, alis rotunda 
TROPI Asta. h ndgactt Islands; at Betapur Valley, 
C.E. Piekihate seni 
College, Dehra Dun. It has much the general appearance of 
the Javan Vanilla albida, Bl., but the flowers are considerably 
larger, and the tube of the lip longer and muc ch narrowed at the 
base, _while the sony is denser, and the three central etd of 
P 
458. Peristylus ugandensis, Rolfe; a P. Petitiano, A. Rich., 
cabs minoribus, labello breviter trilobo, non tripartito, 
differ 
Her ov terrestris, foliosa, 35-45 cm. alta. Folia sessilia, 
ber Sere vel ovato-elliptica, acct, 7-nervia, 3-7 em. longa a, 
1 . lata pu 
elliptico-ovata, é 
es 7 subobtusa, 2-2-5 mm. longa. Labellum late sitanyen 
breviter trilobum, carnosulum, 3 mm. longum lobi oblongi, 
circiter J mm. nde discus carinatus; aay late oblongum, 
vix 1 mm. longum. Columna lata, vix 1 mm. longa. 
realitiea Arrica. | Uganda; bushy highlands at Lamaru, 
3000 m., Scheffler, 244 
459. Peristylus Snowdenii, Rolfe; a P. ugandenst, Rolfe, 
se majoribus, labello latiore et “ouleaie saccato-g globoso 
differ 
H aoe terrestris, foliosa, ge cm. alta Folia ~—— ovata, 
subacuta, undulata, 7-nervia, 3- longa, 2°5-3 ¢ 
= m. jen , angustae, ks multiflorae. "Bracteae 
ma ae finkin *2 cm. longae. Flores 
flayo-virides. Sep ala late oblonga, obtusissima, 3-3°5 em. longa. 
