306 AUSTRALIAN NATIVE PLANTS. 
4. Acacia calamifolia, Swee/, (Syn. A. pulverulenta, A. Cunn.) ; 
N.O., Leguminosz, B.FI., ii., 339. 
“ Willow,” or ‘Broom Wattle.” ‘‘ Wallowa” of the aboriginals at 
Lake Hindmarsh Station (Victoria). 
An excellent tan-bark. A sample in the Technological 
Museum contains 20.63 per cent. of tannin, according to an 
analysis by Mr. Thomas, of Adelaide. 
The dry interior of South Australia, Victoria, New South 
Wales and Queensland. 
5. Acacia colleticides, 4. Cuan., N.O., Leguminosz, B.FI., ii., 325. 
“ Wait-a-while” (a delicate allusion to the predicament of a traveller 
desirous of penetrating a belt of it). 
Some bark from a very old tree was examined by the author, 
and yielded 10.56 per cent. of extract, and 4.4 per cent. of 
catechu-tannic acid (Proc. R.S., V.S.W., 1887, p. 8). 
New South Wales, Victoria, South and Western Australia. 
6. Acacia Cunninghami, /ook., N.O., Leguminosez, B.FI., ii., 
407. 
“ Black Wattle.” ‘ Bastard Myall” of Northern New South Wales. 
“ Kowarkul ” of the Queensland aboriginals. 
The following is an analysis of this bark :—Tannin, 9.13 per 
cent.; extract, 16.15 percent. (Queensland Comm., Col. and 
Indian Exh., 1886.) 
Central New South Wales to Central Queensland. 
7. Acacia dealbata, Zzxk., (Syn. A. crrorata, Sieb.); N.O., 
Leguminosz, B.FI., ii., 415. 
““ Silver Wattle.” 
An excellent tanning material. A sample in the Techno- 
logical Museum of Sydney contains 29.25 per cent. of tannin. 
The analysis was by Mr. Thomas, of Adelaide. Some specimens 
from Quiedong, near Bombala, N.S.W., yielded the author 29.86 
per cent. of extract, and 21.22 per cent. of catechu-tannic acid. 
(Proc. R.S., N.S.W., 1887, p. 92.) The bark of this tree is much 
thinner and inferior to the Black Wattle (A. decurrens, var, mol- 
lisima), in quality. It is chiefly employed for lighter leather. 
This tree is distinguished from the Black Wattle by the silvery, or 
