OF THE INTERIOR OF WESTERN AUSTRALIA. 227 
PHYLLANTHUS LACUNARIS, F. Muell. Donkey rocks, between 
Goongarrie and Mt. Margaret, Juue. 
URTICACES. 
PARIETARIA DEBILIS, Forst. Nine-mile rocks near Coolgardie, 
August. 
MONOCOTYLEDONES. 
ORCHIDEÆ. 
THELYMITRA LONGIFOLIA, Forst. Gnarlbine, September. 
TH. ANTENNIFERA, Hook. f. Gnarlbine, September. 
PTEROSTYLIS PYRAMIDALIS, Lindl. Nine-mile rocks near 
Coolgardie, August. 
LiLIACEX. 
DIANELLA REVOLUTA, R. Br. Gibraltar, September. 
ANGUILLARIA DIOICA, R. Br. Between Wilson's creek and 
Lake Darlót, May. Kilkenny soak and Donkey rocks, June. 
Most of the specimens have short sheathing bracts and solitary 
octamerous and always hermaphrodite flowers. 
ARTHROPODIUM CURVIPES, sp. nov. Vix 4-metralis, radici- 
bus ?, foliis linearibus, circa 100 em. long. et 0:2 cm. lat., pedi- 
celis plerisque binis deinde recurvis, bracteis folis similibus 
nisi multo brevioribus, antheris quam filamenta brevioribus his 
vix omnino dense lanatis, ovario eylindrico-oblongo. 
Hab. Prope Coolgardie flores purpureos profert mens. Aug. 
Near A. paniculatum, R. Br., and A. minus, R. Br.; the 
three being distinguishable in the following way :— 
A. paniculatum. Flowers usually two or three to each bract. 
Braets minute. Filaments tomentose in their upper half 
only. Anthers linear-oblong, more than half as long as the 
filaments. Ovary ovoid. Style long and slender. 
A. minus.—F lowers smaller than those of A. paniculatum 
and usually solitary. Bracts 5-10 mm. long. Filaments 
tomentose to a little below the middle. Anthers oblong, 
half as long as the filaments. Ovary ovoid. Style short 
and comparatively thick. 
