48 
CXXXIII. ORCHIDE® (ROLFE). 
Sepals 24 lin. long. 9 
Sepals over 3 lin. long. 
Flowers pendulous -10. 
Flowers nearly horizontal . 11. 
Petals only half as long as the sepals 12, 
Flowers paniculate. 
Epiphytic, with ovoid-oblong pseudo- 
bulbs and lanceolate leaves . elo: 
Terrestrial, with linear leaves, 
Bracts ovate-lanceolate , . 14, 
Bracts linear-lanceolate. 
Disc with 3 keels (Western species) 15. 
Disc with 5 keels (Eastern species) 16. 
++ Sepals 7-12 lin. long. 
Flowers paniculate. 
Leaves 1 in. or less broad. 
Sepals 6-7 lin. long Ré 
Sepals 9-12 lin. long. 
Leaves 12-16 in. long. = 1S: 
Leaves 3-8 in. long. 
Leaves slightly curved; front 
lobe of lip 3 lin. broad, 19. 
Leaves strongly recurved; front 
lobe of lip 5 lin. broad =. 20. 
Leaves 2 in. or more broad. 5 rake 
Flowers racemose. 
Bracts shorter than the pedicels. 
Lip 7-9 lin. long. 
Petals nearly as long as the sepals 18. 
Petals much shorter than the sepals 
Lip about 5 lin. long : : 
Bracts as long as or longer than the 
pedicels , S 
Lobes of lip rounded or obtuse. 
Scapes appearing with the leaves . 
Scapes appearing before the leaves 
Lobes of lip acute. 
** Flowers in short lax racemes, 
Leaves borne with the scapes, elongate-linear. 
Disc of lip densely barbate : : 
Disc of lip sparingly barbate on the nerves . 
Leaves appearing after the scapes. 
Sepals narrow or under 4 in, broad. 
Spur scarcely 1 lin. long. 
Keels of lip slightly crenulate 
Keels of lip fimbriate 
Spur 2 or more lin, long. 
Dise of lip with a few filiform append- 
ages on the thickened nerves. 
Front lobe of lip not or scarcely 
broader than the sepals. 
Sepals 2-3 lin. broad. 
Petals broader than the sepals. 
Disc of lip with tuberculate 
nerves 
22. 
23. 
. 24, 
25. 
26. 
30. 
E. 
E. 
E. 
| Hulophia. 
lutea, 
Monile. 
Protearum, 
. brevipetala. 
lurida. 
Ellioti. 
Smithii. 
callichroma. 
. aloifolia. 
Petersii. 
E. Phillipsie. 
Sb 
& 
se, 
. Colee. 
. baginsensis. 
Petersii. 
longisepala. 
Nyase. 
euglossa. 
Kirkii. 
stachyodes. 
. crinita. 
venulosa, 
. adenoglossa. 
. Antunesit. 
tanganyikensis. 
