26 FLORA OF TASMANTA. [ Orchidee. 
Very closely allied to Acianthus. Only one Australian species is known, and several New Zealand ones. ©. 
reniformis is a delicate herb, 4-8 inches high, with the general habit and appearance of Acianthus.—Leaf oblong- 
cordate, or almost orbicular-cordate. Flowers three to six, racemose, pale purplish-brown, very membranous, about 
3 inch long. Sepals and petals nearly equal in length, narrow-linear, not aristate ; dorsal sepal erect, the lateral 
and petals pendent, and pointing rather forwards. Zabellum narrow-linear, oblong, with two deeper-coloured, raised 
mesial ridges. Column slender, inflexed, with membranous wings towards the apex. (Name from xvpros, short, 
and ervXos, a column ; in allusion to the short column.) 
1. Cyrtostylis reniformis (Br. Prodr. 322) ; folio oblongo v. orbiculari-cordato, perianthii foliolis 
anguste linearibus acutis, labello lineari-oblongo medio obscure bicarinato.— Lind]. L e. 398. (Gunn, 
615.) (Tas. CXIX. C.) 
Has. Common in damp shaded woods and banks.—(Fl. Sept.) (v. v.) 
Distris. New South Wales, Victoria, and Swan River. 
Puare CXIX. C. Fig. 1, column and Jabellum ; 2, labellum ; 3, column; 4 and 5, pollen :—all magnified. 
Gen. XIV. ERIOCHILUS, Zr. 
Perianthium bilabiatum, glandulosum. Sepalum dorsale breve, erectum ; lateralia unguiculata, labello 
supposita. Petala ascendentia, linearia. Labellum unguiculatum, inappendiculatum, indivisum, pubescens, 
eglandulosum. Columna semiteres, non dilatata. Anthera terminalis. Pollinia 4. — Herb simplices, 
erecte, glandulose ; caule gracili, paucifforo, unifolio, florifero aphyllo, basi tubere globoso terminato; folio 
ovato; floribus pallidis. 
A small Australian genus, of about six species, the majority of them natives of Swan River. Z. autumnalis is 
a slender, glandular, pubescent plant, 4-10 inches high, with a round, tuberous root, a small, ovate, sessile leaf, 
produced at a different season from the flower, and one or two terminal, pale rose-coloured flowers, 2-2 inch long. 
— Bract short, blunt. Ovary slender. Perianth two-lipped ; the upper lip of a linear, erect dorsal sepal, and two 
similar petals; the lower of two petioled, elliptic-lanceolate, acuminate, prominent sepals. Labellum short, re- 
curved, pubescent, entire, without glands or appendages. Column straight, its margins hardly dilated. (Name 
from epos, hairy, and xedos, a lip.) 
l. Eriochilus autumnalis (Br. Prodr. 323); folio epigeo ovato acuminato, scapo 1—3-floro flori- 
busque glanduloso-puberulis, bracteis obtusis membranaceis.—Lindl. Gen. et Sp. Orch. 427; Endl. Ic. 
Gen. t. 1592. (Gunn, 607.) (Tas. CXX. A.) 
Has. Common in open and somewhat dry ground throughout the Island, Archer, Gunn.— (Fl. Sept.) 
DisrRis. New South Wales and Victoria, 
I do not observe the petals to be dilated and denticulate, as described by Lindley.—PrArg CXX. 4. Fig. 1, 
flower; 2, labellum ; 3, gland; 4, front, and 5, side view of column; 6, pollen :—aJJ magnified. 
Gen. XV. CALADENIA, Br. 
Perianthium bilabiatum, extus glandulosum. Sepala lateralia labello supposita, dorsale erectum. Pe- 
tala erecta v. patentia. Labellum unguiculatum, cucullatum, trilobum y. abrupte angustatum ; disco glan- 
dulis seriatis cristato. Columna membranaceo-dilatata. Anthera terminalis. Pollinia 4, semibiloba.— 
Herber pubescentes, pilosa v. villose ; caudice subterraneo, tuberibus terminato; folio solitario, radicali v. 
caulino, basi vaginato ; scapo medio 1-bracteato ; floribus 1-4, colore variis. 
A large extratropical Australian genus, of which about 40 species are known, and there are several others 
natives of New Zealand.—Glandular, sometimes villous, pubescent herbs, with few root-fibres terminating in globose 
