. ian 91 MASTWORTS. 
Castanea. Tournefort. 
Ovary 5-8-celled. Fruit within a spiny husk ; mats compressed, rounded. 
1. C. vesca Tournefort.—(Sweet Cuesnut.) Fig. 138. 
Leaves oblong-lanceolate, acuminate, mucronate-serrated, shining above, 
downy or smooth beneath, 
Habitat. South of Europe. S 
Uses, Nuts sweet, eatable, Timber useful. 
os Natural Order, Juglanus ; Juglandacee (V. K., p. 292.) 
Prevailing Quality, Acridity, aroma. 
: Juetans. Linneeus. ee 
Flowers monecious. Stamens 18-24. Drupe with a 2-valved deciduous 
Sarcocarp, or rind ; and a deeply wrinkled putamen or shell. : 
Fig. 138,— 
opening, sat 
and $, inflorescence of Castanea vesca; b, under side of leaf; ¢, cupule or 
