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mention some of our plants which he has found to possess poisonous 
toperties which, it would seem, were previously unknown to have 
toxic properties. 
hania hernandiefolia, Walp., and 8S. aculeata, Bail, An extract 
of the roots of these, he says, is extremely poisonous; and he found 
that the root bark of Cocculus Moorei, ¥. v.M., and Sarcopetalum 
Harveyanum, F. y. M., also contained active poisonous principles. 
Carissa ovata, var. stolonifera, Bail. The bark of this form he 
found to possess highly poisonous properties. 
, Marlea vitiensis, Benth. Extract of the bark is described us 
poisonous, 
Zanthoxylum veneficum, Bail. This contains a poisonous principle 
equal in strength, and somewhat similiar in action, to strychnine. 
Melicope erythrococca, Benth., contains a somewhat similar poisonous 
puneiple which the doctor terms a protoplasmic poison. 
Flindersia Schottiana, F. v. M.. The bark of this tree contains 
4 polsonous principle. 
Daphnandra micrantha, Benth. ; D. repandula, F. vy. M.; and D 
aromatica, Bail. Each contains in the bark highly poisonous properties. 
Cryptocarya australis, Benth., and ©. triplinervis, R. Br., also 
contain in their barks an alkaloid of great potency as a poison, which 
in its action resembles Curara. 
X.—NODULES. 
a een met with in the bark of few trees. The Bunya Pine, 
—— Scaria Bidwillii, Hook., produces them, and, a8 may be supposed in 
_ Atree with a bark from 6 j : 
3 The nodule wood takes a high polish, and is very beautiful both 
ue and colouring, and should command a high price for veneering 
lavca Araucaria Cunninghamii, Ait., is also said to furnish them as 
ak as cricket balls; these, however, I have not seen. They are very 
Paine in the bark of Cinnamomum Oliverii, Bail., attaining 
eter of 2 inches or 3 inches, 
XL—NATURALISED PLANTS, AND STRAYS FROM CULTIVATION. 
ae a would take up far too much space, and be undesirable, to give 
Y be here stated what proportion each quarter of the globe 
furnished of the 00 or apkars constituting the naturalised 
~ wopolitan, but the following is a fair statement :—About one-. 
ean, about one-third are from America, about one-fifth 
4 Ss; but the African species only amount to about one- 
. The plants are contributed by 46 orders, in the following 
The orders furnish from 1 to 5 each, 7 orders from 6 to 
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. 
