348 CXX. ORCHIDER.  Mierotis. 
sometimes this character is reversed, as in beri described by Bro 
both species having varieties or races ; with crowded and with sweated 
inflorescences. Dorsal sepal broad, obt tuse, concave, scarcely above 
anther.—Lindl. Gen. and Sp. Orch. 395 ; Endl. E t 15; Bot. 
Mag. t. 2377 ; Hook. n Fl. Tasm. ii. 25; Rein hb. f. Beitr. 
Quee NETS Port Bowen, R. Brown; Waist river, F. dd weenie 
and veigiborool Bowman nO Shanesy ; Moreton bay, €. Stu 
. S. es. Port Jackson to the Blue Mountains, E. Bro y others; 
Macleay m oro t New En à C. Stuart; also in Teihana? 8 4 collet, 
Gipps’ Land, nf Mue 
Mian à abr Hea da 
Var. densiflora. Flow umerous in a dense spike of about 2 in., the dorsal 
sepal i broad ; [perhaps a a e distinct species 
ustralia CM ond, Ath or 5th coll. n. 117, and perhaps the same from 
King George' 8 ode iste 
s Caledonia, ol bena f ope aan and South Sanna 
is ps only tropical ‘representative o of the F. Mueller unites it with 
porrifolia as h is; and Woolls, th p supplied the Muellerian Rude 
p" very  specime oth species, also suggests that they may n 
u 8 ot 
really distinct. They appear, however, at any rate to be well-marked varieties. The 
minute differences in the form and the calli or papillose protuberances of the labellum 
may very often be eis tue ui and those above described in the two species must 
not be ino um asc 
M. B. miana, Reichb. k Beitr. 24, from Sydney, R. Brown, does not appear to 
me to b ime from M. parviflora 
the rather narrow leaves of the larger specimens parviflora, but 
the flowers are considerably larger, much recu pao. Dorsal pin ap 
not very broad and somewhat Seded at t r in 
shape to that of M. alba § Ap linge de long ; ‘fon ‘sepals duh and 
revolute; petals still shorter. Labell ually narrow, trunc 
retuse, the margins entire or slightly sri Column ’ with promi- 
nent auricles.—Lin . and Sp. Orch. 5 par Mag. t. 33785 
reor f. Beitr. 23; M. Brownii, Reichb. f. Bei 
Australia. King George's Tor R. B pira “ham um Blackwood rivers, 
Oud Swan river, Drummond, 1st coll. ; Mürdhin river, Oldfield. 
This, the Western representative F the two preceding species, appear s to have been 
pues by Lindley in his M. rara, and forms part of F. Mueller’s above- mentioned 
4. M. alba, R. Br. Prod. 321. Stem usually tall, often above 1 ft. 
high. Leaf with a long sheath and the lamin a often exceeding PS 
spike.: Flowers numerous, much incurved, county white ‘phen 
