s, 
details respecting this interesting resin have been recorded up to now 
in the literature 
Syncarpia “Hillii, Bail, Syn. Ql. Flora, Ist Suppl. p. 2, 
The “ Peebeen” or Turpentine-tree of Fraser Island. This endemic 
the top of the praangahoece (the calyces of which are connate) 6 
soft yellow resin which gets greenish or light-brown on drying. ty 
has fhe exact odour and taste of the turpentine from Abies 
DC. 
This resin is dissolved with a brown (green) co olour in aleohol, 
ether, chloroform, benzol, and the suontial oils. Sulphuric acid has 
no action 0 
The fresh alcoholic solution gives a blue-violet colouration, wih 
ferric acetate turning into Indian red and brown, W which ¢ colour is 
changed into light-brown on addition of ammonia. Old solution 8 — 
liable to pire only brown reactions, as FeSO, does in fresh oe 
H, NH, OH, } aba as ~ as borax, produc uce 
greenish-yellow colouration, Sate mee on addition of ammoniua — 
Be hdiiaie: | 
These reactions are not due to a tannin; they belong to * 
colouring matter nearly relatedto that of Xanthorrhea, Castanospermum — 
ereialde ne atopetalum, and Pittosporwm undulatum, The 
rer ssa ine only a precipitate on addition meatpi 
These reactions oa i =n between the mae seal 8 
and the wallow dye of the resin ovet, | 
If Synearpia resin is heated, a oe essential fe il dis ol q 
to which its smell is due. It is not identical w 
contained in the oil-cells of the foliage ; it es en nls 
e resin is hard after the elimination of this oil, and Tot scibl § 
scloohear. It is dissolved easily in aleohol as well as in the 1m 
80 
ANALYSIS— sin) 105 
Volatile colourless oil (estimated by oo8 of wean: of iis s ie “4 
Yellow brittle resin be ihe by ga hol) 
Impurities insol. in 
i 
The resin of Syncarpia Hillii can be put to the same services * 
the Strasburg El ama especially it ag used as a rae 
on chronic ulcers wg esr like the best Hamburg plaster, 
been proved in many ¢ Binet 
Raneeoks pee (in 1891) from id J Jong toils ‘ 
| Mr. Bailey an oleo resin which he had found ¢ sly 4 
- of a tree, and which the Colonial Botanist rege to be 2 0 
