106 
Scape 6 in. or more high. 
Lateral sepals 1 lin. long, 
acuminate. 
Chin narrowed below the 
middle 5 - 
Chin broadest below the 
middie. 
Front lobe of lip subu- 
late, acuminate 
Front lobe of lip ovate- 
lanceolate, acute . 
Lateral sepals 2 lin. long, 
setaceous-acuminate 
Scape 3—4 in. high. 
Flowers 14 lin. long 
Flowers 2 lin. long. 
Leaves subspathulate-ob- 
long; discof lip glabrous 
Leaves linear-oblong ; disc 
of lip villous i 
****Tnflorescence racemose, except some- 
times in 44, 45 and 59; bracts 
acute or acuminate from a broad 
base; flowers 23-5 lin. long 
(plants not turning black in 
drying). 
Leaves not, or scarcely, 2 lin. broad. 
Plant 2 in. high e . 43. 
Plant 6 in. or more high. 
Front lobe of lip ovate, acu- 
minate . 44, 
Front lobe of lip ligulate, ob- 
tuse . 45. 
Leaves 8 lin. or more broad. 
Lip entire. 
Leaves 3 lin. broad . AG. 
Leaves 6 lin. broad . GE 
Lip trilobed. 
Flowers 14-2 lin. long 
Flowers 24 i 3 lin. long. 
Pseudobulbs cylindrical 
Pseudobulbs ovoid 
Flowers 4—5 lin. long. 
+Leaves 33 in. or less long, 
oblong or proportion- 
ally broad. 
Front lobe of lip ovate or 
elliptic-ovate. 
Pseudobulbs 1-2- 
leaved. 
Petals subspathn- 
late-oblong ` 
Petals linear-oblong 
Pseudobulbs 3-4- 
leaved x 
CXXXIII. ORCHIDEÆ (ROLFE). 
36. 
48. 
: 49. 
50. 
51. 
52. 
. 53. 
[Polystachya. 
P. elegans. 
. P. Ridley. 
. P, Polychete. 
. P, setifera. 
. P, albo-violacea. 
. P, coriscensis. 
. P, Adansonia, 
P. minima, 
P. Shega. 
D Beccarii. 
P, caduca, 
P. expansa. 
D angularis. 
P. simplex. 
P. confusa. 
P. pachyglossa. 
P. zambesiaca. 
P. Johnstoni. 
