GENERA AND SPECIES. 
Terminal plate shorter than the anther; lateral ap- 
pendages seca on re flowers small, 
OO Naas 
Column without a phates fivieoed adele juunpilials 
smooth, ovate- or obcordate-cuneate ; flowers rather 
large, 2 orl 
b. Petals Wau sepiide mint 
Terminal plate produced beyond the anther, slightly 
crenulate. 
Lateral appendages nearly smooth, bright- vere 
flowers dark-red, never expanding .. 
Lateral appendages lanceolate, densely are on aki 
sides with rugose glands; flowers was: ee 
red, constantly expanding Pe . ae 
Calochilus. 
Flowers several large, labellum fringed all over, sepals 
greenish a! a ie <b 5 ae 
Diuris. 
1. Labellum 3-lobed; the middle lobe with 2 raised 
longitudinal lines. 
Petals lilac, middle lobe of labellum semiorbicular-rhom- 
boid... si iat te ek ay ae 
Petals yellow, dark-spotted. Lateral lobes of labellum 
equal or longer than middle lobe. 
Lateral sepals Eee than the petals ; leaves narrow- 
linear. Dwarf. oe 
Lateral sepals aed: SO ace as me a 
broad-linear. Rather tall . 
Petals yellow; lateral lobes of labellum ae ‘a half 
the length of the acute middle lobe, its raised lines 
pubescent ... 
1. Labellum deente 3. papake metaie lobe with 
one raised line. 
Petals yellow, purple-spotted ; middle lobe of labellum 
rather acute, much exceeding the lateral lobes 
Petals yellowish mixed with brown, middle lobe of label- 
lum dilated upwards hardly longer than the lateral 
lobes ‘ isle La “i aii si 
iia 
Orthoceras. 
Rather tall, rigid ; flowers distant, large; bracts large ... 
Cryptostylis. 
Rather tall, flowers 3 to iP on bahia short stalklets ; bracts 
large ; : sre : 
163 
flexuosa 
antennifera 
carnea 
rubra 
Robertsoni 
punctata 
palustris 
maculata 
pedunculata 
sulphurea 
longifolia 
strictum 
longifolia 
