CAJEPUT. 353 
flowers lilac. A coloured figure is given in the ‘ Botanical 
Magazine,’ t. 2268. 
AM. ericifolia, Smith; bright yellow ; resembles cajeput in taste 
and odour; yield, 5 ozs. of oil from 1000 Ibs. of leaves ; 
sp. gr. 0°899-0°902; boiling-point 149°-184°. Rotation 
+ 26° (Gladstone) ; shrub of 4 to 6 feet in height; native 
of New South Wales and found in all parts of the Colony 
except West Australia; flowers pale yellow *. 
M. genistifolia, Smith +; yellowish green; mild odour and 
taste; 100 lbs. of leaves are said to yield 10 ozs. 2 dr. of 
oil. Native of New South Wales, where it is called by the 
English “ White tea tree ” ; occurs also in North Australia. 
This shrub varies in height from 6 to 20 feet ; its flowers 
have reddish petals and yellow stamens. 
M. linarifolia, Smith ¢ ; a bright yellow limpid oil with pleasant 
cajeput-like odour and agreeable mace-like taste, with an 
after-taste reminding of mint; sp. gr. 0°903 ; boiling-point 
175°-187°. Yield, according to Bosisto, 28 ozs. per 100 lbs. 
of leaves ; rotation + 11° (Gladstone). This tree is synony- 
mous with Metrosideros hyssopifolia, Cavanilles§. It isa 
native of New South Wales and Queensland; it attains a 
height of 20 or 30 feet ; flowers cream-coloured ||. 
M. squarrosa, Smith; green, in very small quantity, and 
(according to Bosisto) of unpleasant taste. This tree 
attains a height of from 20 to 40 feet; it is found in South 
Australia, Victoria, New S. Wales, and Tasmania. Flowers 
yellowish. It is figured in Curtis’ ‘ Botanical Magazine,’ 
t. 1935. 
M. Wilsonii, F. von Mueller; a bright yellow oil very similar to 
cajeput; sp. gr. 0-925; 100 lbs. of fresh leaves yield 4.0zs. 
of oil. Native of Victoria and South Australia. 
M. uncinata, R. Brown ** ; a green oil; sp. gr. 0°925; optical 
rotation +1° 40’. The principal part distils between 175° 
and 180°C. The lowest boiling fraction possesses a decided 
Spike or Rosemary odour. The second fraction has a pure 
* Smith, Exot. Bot. i. t. 34. f Ibid. i. t.,55. 
{ Ibid. t. 56. § Icones Plantarum, iv. t. 356. f. 1. 
| See F. Mueller in Bentham’s ‘ Flora Australiensis,’ iii. p. 140, 
| Linn. Trans. vi. p. 300. ** Ait. Hort. Kew. iv. p. 414. 
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