OF THE INTERIOR OF WESTERN AUSTRALIA. 257 
(g) Coriaceous leaves. 
Gastrolobium spp. and other Leguminose Podalyriex, Can 
thium spp., Alyxia buxifolia, Proteaceie. 
(A) Fleshy leaves. 
Calandrinia spp, Zygophyllum spp, Tillea verticillaris, 
Baeckia crassifolia, Tetragonia expansa, Mesembryanthemum 
australe, Trianthema crystallina, Atriplex spp., Rhagodia crassi- 
Jolia, Kochia spp., Salicornia spp., Salsola Kali. 
(1) Glands secreting essential oils. 
Boronia cerulescens, Eriostemon nodiflorus, Phebalium tuber- 
culosum and other Rutacex, Myrtacee Chamælaucieæ, Eucalyptus 
spp. 
(k) A viscid secretion. 
Dodonea spp., Gompholobium viscidulum, Acacia spp., Pholidia 
saligna, Eremophila Fraseri, Beyeria viscosa. 
(1) Cell-sap containing a relatively large percentage of 
saline matter. 
Tetragonia expansa, Chenopodiacee. 
(m) A thick coating to fruits. 
Melaleuca, Eucalyptus, Eremophila, Pholidia, Proteaceæ, 
Casuarina, Callitris verrucosa. 
(n) Papery involueral scales or perianth. 
Species of Helichrysum, Helipterum aud other Composite, 
Ptilotus, Trichinium. 
(o) Water-reservoirs in root or stem or both root and 
stem. 
Sterculia diversifolia, Eucalyptus spp. 
(p) Stomata in pits. 
Proteacesx, Casuarina. 
DESERT PLANTS PROVIDED WITH MEANS OF DIFFUSION BY THE 
AGENCY OF ANIMALS. 
The fauna of the desert being such a poor one, one would 
naturally expect to find that few of its plants enjoy any provision 
for diffusion of their fruits and seeds by means of animals. The 
