56 ADDITIONS 
Benincasa cerifera, Savi. 
India. This annual plant produces a large edible gourd, which 
in an unripe state forms part of the composition of many kinds 
of currie. 
Berberis Asiatica, Roxburgh. 
Himalaya. One of the best among numerous species with edible 
berries. Among these may specially be mentioned B. lycium 
(Royle) and B. aristata (Candolle), which also yield valuable 
yellow dye wood (Dr. Rosenthal). 
Berberis Darwinii, Hooker. 
Chiloe and South Chili. Considered one of the most handsome 
of all shrubs for garden hedges. Several other evergreen Berbery 
shrubs serve the same purpose. 
Betula lutea, Michaux. 
The yellow or grey Birch of North-East America. Adapted for 
moist forest land. In size and most other respects similar to 
B. lenta. 
Bongardia Rauwolfi, C. A. Meyer. 
From Greece through Turkey to the Caucasus. A perennial 
herb, the leaves of which are utilized like culinary sorrel. 
Boswellia papyrifera, A. Richard. 
Morocco, Nubia, and Abyssinia, forming entire forests about 
Bertat on the Atlas. This tree exudes a kind of olibanum resin 
and represents apparently one of the hardest species of this and 
allied genera. 
Brassica juncea, J. Hook and Thoms. (B. Willdenowii, Bom 
Sinapis juncea, LinnS.) 
From Middle Africa to China. According to Colonel Drury, cul- 
tivated all over India for sarepta mustard seeds ; also a good 
salad plant. 
Brassica chinensis, Linn A 
China and Japan. Serves like the following for cabbage, and 
may in cultivation producehiew varieties. B. cretica (Lam.), a 
woody mediterranean species. 
Butea frondosa, Roxburgh. 
The Dhak or Pulas of India. This magnificent tree extends to 
the Himalayan mountains, and therefore might here be a proper 
one for acclimatisation. It is very rich in a peculiar kind of 
kino. The Lac-insect is also nourished by this tree, and might be 
transferred to us with it. 
