343 
65), from the Balkan Hise "Gonjora sitceapals: Rolfe 
te S166; probably from Colombia ; Rhododendron argyrophyllum, 
var. leiandrum, Hutchinson (t. 8767), from Western Szechuan ; 
Govema tingens, Poepp. & Endl. (t. 8768), a native of Peru; 
Linum elegans, Sprunner ex Boiss, t. 8769), from Greece ; Alnus 
ft 
ausskn. forma rubra (ti 3778), a native of Northern Syria and 
Keane and Scabiosa Hookeri, C. B. Clarke (t. 8774), from the 
Eastern Himalaya and Western China. 
e number for October, November, and December contains 
(t. 8777), rom Yunnan; Stewar tia sinensis, 
(t. 8778), from Western China; Cereus Tunilla, "Weber (t. 8779 
a native of Costa Rica; Odonto glossum Meta ie Rolfe (t. a) 
from Colombia; Berberis Beaniana, Schneider (t. 8781), from 
Western Szechuan; Diascia Aliciae, Hiern (t. 8782), from South 
Africa ; Mesembryanthemum edule, Linn. (t. 8783), from South 
Africa ; Rhododendron oreotrephes, W. W. Sm. (t. 87 apc a native 
Madagascar. 
Stevia Rebaudiana.—A ieee to this plant as ‘‘ the sweetest 
1 
Eupatorium Rebaudianum by Dr. rtoni. considerable 
amount of information is et concerning it in the Kew 
Bulletin, 1901, p. 178, and it was figured in ‘‘ Hooker’s Icones 
Plantarum,’’ t. 2816 al 906), nt aor Dr. Hemsley transferred it 
to the genus Stevia. 
A recent account of the plant together with details of analyses 
has been Jonge ts by Dr. Bertoni in ‘‘ Anales Cientificos Para- 
guayos,”’ Jan., 1918. A summary of this paper is given in the 
West Indian ‘ Aoricultural News,’’ xvii. No. 423, July 13th, 
r 
the following information has been extracted. 
The ae . ‘sweetening substances aré a glucoside, eupatorin, 
or aera, abd its oe and sodic salt, rebaudin. Both 
taste 
rg 
= 
a) 
==] 
o 
bor | 
O- 
ag 
pe 
_ 
& 
these substances are said to e 150-180 times as sweet as sugar. 
The glucoside is obtained as a red crystalline substance with the 
probable formula C A The leaves also contain resins, 
€0 
The importance of the product of this plant is chiefly in its 
uality as a possible substitute for a over which it is 
1. In not plane any toxic effect, bet being, on the contrary, 
wholesome. 
