112 CXXXII. JUNCACE X: T Acanthocarpus 
W. Australia, Swan River, Drummond, 1st coll. and n. 304, 820, Preiss, n. m 
3298; Murchison River, Oldfield: Rottenest and Dirk Hartog’s Islands. 4. 
Cunningham. 
nth, but 
Preis e outer-segments herbaceous nor really acute nor 2 
in each cell of the capsule as described by Lehmann. 
Xerotes mucronata, R. Br. Prod. 260, from Lucky Bay, of which the ecu 
erb. Pr. are in leaf only, with slight remains of flowers, may possibly be 
Acanthocarpus Preisii, 
with a small terminal stigma. Caudex either very short thick and 
or elongated and woody. 
4. XANTHORRH ZA, Sm. 
Perianth persistent, of 6 distinct segments, the 3 outer glume-like, 
erect, concave or almost hoodshaped at the top, 3- or 5-nerved, aci 
searious on the margins, the 3 inner much thinner usually 5-nervee, 
erect within the outer ones but more or less protruded beyond pe 
into a short hyaline or white and petal-like spreading lamina. Stamen 
and shining, 3-valved. Seeds 1 or 2 in each cell, chee 
ovate or oblong, flat, bordered by narrow margins; testa black, soe 
cartilaginous ; embryo linear, transverse in the middle of the seed 
closely imbricate bases remaining long persistent. Scape or aet 
terminal, hard, often several feet long, terminating in a dense cy 
— 
3 
x 
* 
