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i ROA TIN 1. SG! 1K. 
ORCHIDACEAB. 
358 seetanbacetonets [ Lyperanthus. 
similar to the lateral sepals. Lip shorter than the sepals, with a broad 
erect claw sometimes dilated into small lateral lobes; lamina or middle 
lobe ovate or lanceolate, entire; disc with ridges or small cali. Column — 
erect or incurved, not winged; stigma placed under the rostellum. 
Anther terminal, erect, 2-celled ; pollinia 4, narrow, subterete, granular. 
A somewhat ill-defined genus of 6 species, 4 of which are found in Australia, I in 
New Caledonia, and the remaining 1 in New Zealand. 
1. L. antareticus Hook. f. Fl. Antarct. ii (1847) 544.-—Stems rather 
stout, 3-Sin: high. Leaves 1-3, sheathing at the base, 1-23 in. long, the 
upper smaller, lanceolate or oblong-lanceolate, acute, rather coriaceous ; 
veins numerous, parallel. Flowers 1-3, greenish, horizontal or nearly so, 
Atlin. long; bracts large, cucullate, sheathing, }-jin. long. Upper 
sepal large, broad, curved over the column, hooded, acute ; lateral sepals 
and petals linear-subulate, acute. Lip with a very short claw; lamina 
ovate-oblong, obtuse or subacute, margins thick, disc with 5 or 6 slender 
longitudinal lamellae. Column short, stout, curved. — Handb. N.Z. Fl. 
(1864) 270; Cheesem. Man. N.Z. Fl. (1906) 687 ; Ill. N.Z. Fl. (1914) t. 197. 
Nortu IstANp: ‘Tararua Mountains, Petrie, B. C. Aston! Soutu IsSLAnpD: 
Subalpine localities from Collingwood and the Spenser Mountains southwards, but 
not common. Srewart Isnanp: 7. Kirk / AucKLANnp Istanps: Le Guillon, Bolton, 
T. Kirk! 2500 ft. to 4000.ft., descending to sea-level in Stewart Island and the 
Auckland Islands. Decem ber—February. 
The upper sepal is much broader and more hooded. than in any other species of 
the genus, the sepals and petals are less spreading, and the column shorter and broader. 
16. CALADENIA R. Br. 
Slender terrestrial herbs, usually more or less pilose or villous, rarely 
elabrous. Root of small rounded tubers terminating fleshy fibres. Leat 
solitary from near the base of the stem, linear or lanceolate, more rarely 
broader and oblong-lanceolate or oblong. Flowers on an erect slender 
scape, solitary or in few-flowered racemes; bracts small. Upper sepal 
erect or incurved, narrow, concave; lateral flat, spreading, or rarely all 
alike and spreading. Petals narrow, erect or spreading. Lip clawed on 
to the base of the column, undivided or 3-lobed, the lateral lobes when 
present erect, the middle lobe spreading or reflexed, the margins often 
toothed or fimbriate, the disc usually studded with linear or clavate sessile 
or stipitate calli. Column rather long, erect or incurved, more or less 
2-winged above; stigma broad, prominent. Anther erect, terminal, 
2-celled ; pollinia granular. 
Abcut 40 species are known, all confined to Australia, except 1 in Malaya, another 
in New Caledonia, and the 4 following, which are endemic in New Zealand. 
Slender, 3-10in. high. Leaf solitary, linear, =4,—} in. broad. 
Petals and sepals linear, obtuse. Flower }--}in. diam. Lip 
3-lobed 5) 24 4 ist he we 
Slender, 2-4 in. high. Leaf solitary, linear, sin. broad. Flower 
4 in. diam. Petals and sepals linear, acuminate. Lip 3-lobed 
Rather stout. Leaf solitary, linear, }-} in. broad. Flower $-1 in. 
diam. Lip 3-lobed ¥ <7 A 
Rather stout. Leaves 2, oblong or lanceolate. Flower in. 
diam. Lip undivided 
pod 
. menor. 
. exigud. 
ad 
C 
C 
OC. Lyallir. 
C. bifolia. 
1. C. minor Hook. f. Fl. Nov. Zel. i (1853) 247, t. 56B.—Stems very 
slender, 3-10 in. high, rarely more, glandular-pilose with spreading hairs. 
Leaf from near the base of the stem and always shorter than it, 1-8 1n. long, 
Ase Hakcn TAS. NA. THE: 36%, 
