296 CXX. ORCHIDEJE. | Cleisostoma, 
sheathing persistent bases. Flowers small, in axillary racemes, the 
spur of the labellum rather long in the Australian species. 
The genus extends over East India and the Archipelago; the Australian species, a8 
endemic. : 
far as known, are all er 
Column very shortly produced at the base. Spur of the labellum 
with the inner appendage deflexed and ciliate on the upper 
or lamina side of the cavity . . . . . . . . . . . L1. Ctridentatum. 
Column with a rather long basal projection. Spur with the inner 
appendage horizontal and glabrous on the lower or column side 
OF (NG UTR a cese ndis ib tae soos CETUR SK ny 
Column not produced at the base. Spur of the labellum with the 
inner appendage horizontal and glabrous on the lower or 
Solum Bde OF the Office... V S TSA UU. CY. 
2. O. Beckleri. 
3. C. Macphersoni. 
. Muell Fragm. i. 192; Sar 
calearatus, F. Muell. Fragm. ii. 181, vii. 08; Sarcochilus tridentatus, 
Reichb. f. in Walp. Ann. vi. 500. 
ne Brisbane river, Moreton bay, W. Hill, Bailey; Wide bay, Leich- 
N. S. ‘Wales. Camden, Bent's Basin, Nepean river, Woolls ; Hastings and Cla- 
rence rivers, Beciler ; New England, C. Stuart ; southward to Illawarra, falston. 
33 
kleri, F. Muell. Herb. Stem and leaves not seen, but said - 
2. C. Bec 
to be an epiphyte with a short rigid stem hanging from trees. Racemes 
2 or 3in. long. Sepals and petals scarcely 1 lines long, the lateral 
- e LI ab 14 
sepals ad asal projection of the column of t 14 lines. 
Labellum at the end of the basal projection ; spur narrow-conical, above 
lline long, the orifice half closed transverse plat the bas 
side; the lamina short and broad, the lateral lobes erect and narrow. 
almost linear, shorter than the spur, the middle lobe shortly and 
broadly semiorbicular. 
N. S. Wales. Clarence river, Beckler. 
