Pterostylis.] CXX. ORCHIDEJ. 353 
Caledonia, another into New Zealand, where are also a or six species not Australian, 
the remainder of the genus is strictly ‘endemic in Australi 
da 1. Antennszea.- Lower lip erect, the lobes or their points embracing the 
g à 
d ae —F lowers Met x (usually above 3 in. and never under 4 in.) 
solitary sep and very rarely 2). Labellum-appendage linear, penicillate 
fen) ith 2 or 3 Dristlo lees lobes at the end (the cilia very rarely and abnormally de- 
Labellum-lobes narrow. Flowers above 1 i ong . 1. P. ophieglossa 
"Labellum-lobes short and broad. Flowers n rs lin. long 2. P. concinna, 
Labellum beea at the end. 
Fi 1 in. long or more. Lobes of ve lower H lanceo- 
late with an acute sinus t the 
Flowers erect, curved only at or above the 
Labellum very obtuse. Galea slightly i erar the 
point obligue . . P. curta. 
Labellum acuminate. Galea much curved at the 
middle. The point horizonta 4. P. acuminata, 
Flowers much curved below the middle so as to appear 
— the point reflexed . 5. P. nutans. 
Flowers 4 to 3 in 
Lobes of the lower lip lanceolate, with an acute sinus 
between them 6. P. pedunculata. 
Lobes of the tied lip ‘separated by a broad truncate sinus 
with an inflexed tooth . P. nana. 
Leaves crowded at the eie of the flovering-stem, passing gra- 
ually into stem-leaves or sca 
Flowers (of P. nana) 4 to 3 in. ‘Lobes of the lower lip trun- 
oes mone ated by a pi sinus, with an inflexed lobe or ab 
jid 8. P. pyramidalis. 
Foren x in. or in ' Lobes of the lower lip lanceolate, 
d ute sinus. 
Flowers glandular papilloso oe pac a ade A P aulis 
Flowers quite glabrous outside 10. P. furcata. 
Lower leaves reduced to scarious scales which pass into linear 
or lanceolate scales or e es, the largest either subtending 
the edicel or next to 
Points of the se als. strai 
Labellum énding in filiform ach — at the end. 
Lower lip truncate between the ; 11. P. grandiflora. 
Label: deed witha slender 
point. over bg notched or we an MU sinus be- 
tween the ] 
Leaves — ancenhte Flower above 1 in. long se P. _ 
Leaves ve Flower under 1 in. long 3. P. pracox. 
up LT poi Flower in. long d 
te between the lobes . 14. P. obtusa. 
Ponts: of ü the pul and of = lower- rli lo lobes recurved i in o 
posite directions. Flower large 15. P: recurva. 
Series 2. Parvifloræ.—Flowers 2 or- more very ra dy only 1. 
bellum-appen- 
dage ioe entire Aad oak 2 or 3 ied: Stems leafless at the time of Maris, except 
empty sheathing bracts. 
Sepals with ts points. Labellum shortly —— at Pen base, 
I with fu dae appendage between the lobes . 16. P. om 
