282 AUSTRALIAN NATIVE PLANTS. 
slightly of turpentine and rue. (Bailey.) 1oolbs. of flowers gave, 
on distillation, 20z. of essential oi] (Mueller). Iodine, when 
brought in contact with it, gives rise to an explosion. This is true 
of many other oils. 
Tasmania, Victoria, New South Wales and Queensland. 
44. Polypodium phymatodes, Zinw., (Syn. Pleopeltis phymatodes, 
T. Moore); N.O., Filices, B.FI., vii., 769. 
This plant yields an aromatic oil, said to be used in the 
South Sea Islands for perfuming cocoa-nut oil (Woolls.) See 
Angtopteris evecta. 
Queensland and Northern Australia. 
45. Prostanthera lasianthos, Z247//., N.O., Labiatz, B.FI., v., 93. 
Called “ Dogwood” in Victoria. ‘Coranderrk;” the aboriginal 
station of that name is called after this plant. 
A greenish-yellow oil, limpid, and of mint-like odour and 
taste, and specific gravity 0.912. The yield from roolbs. of fresh 
leaves is 2 0z. 44 drachms. (Bosisto.) 
All the colonies. 
46. Prostanthera rotundifolia, R.2Br., (Syn. P. retusa, R.Br.; P. 
cotinifolia, A. Cunn.); N.O., Labiatz, B.FI., v., 96. 
This essential oil is of darker colour, and of sp. gr. 0.941, but 
otherwise resembling the oil from P. /astanthos. (Report of Exh., 
1862.) The yield from roolbs. of leaves is 12 ozs. of oil. These 
oils are carminative. (Bosisto.) 
All the colonies except Queensland and Western Australia. 
47. Zieria Smithii, Azdr., (Syn. Z. lanceolata, R.Br.; Boronia 
arborescens, F.v.M.); N.O., Rutacee, B.FI., i., 306. 
Colonial names are ‘‘Sandfly Bush” and “ Turmeric.” It is called 
“ Stinkwood”’ in Tasmania. 
The essential oil is distilled from the leaves. It is pale 
yellow, of the taste and odour of rue, and of 0.950 specific gravity. 
(Report Exhib., 1862.) toolbs. of the green material produce 
640zs. of oil. (Bosisto.) 
All the colonies except South and Western Australia. 
