1046 ARBORETUM ET FRUYICETUM BRITANNICUM. 
1959. P. grandis. 
? 9. P. ama‘siuis. The 
lovely Silver Fir. 
BU Aa Pinus amAbilis Douglas 
MS. 
Engravings. Our figs. 1960, 1961. 
from Donglas’s specimens in the 
herbarium of the Hort. Soc. 
‘Spec. Char., §c. Leaves flat, 
obtuse, entire. Cones cy- 
lindrical ; bracteoles very 
short, pointed. Scales tri- 
angular ; the upper margin 
rounded, entire. Leaves, 
on Douglas’s specimen, 
]iin. long; and on the 
young plant in the Horti- 
cultural Society’s Garden, 
1960. P. am.bilis. 
3 in. long. Cones 6 in. 
long, and 22 in. broad, 
Scales 11 in. broad, and 
about 11in. long. Seed, 
with the wing, 1 in. long; 
the wing 2in. long, and 3 in. broad. 
A noble tree. Northern California, 
in low moist valleys, where it attains 
the height of 200 ft. Introduced in 
1831, and as yet rare in England. 
A noble tree, akin to P. balsimea, 
with a brown bark. Leaves pectinate 
and spreading, linear, roundish at the 
apex, emarginate, callous on the margin, 
quite entire ; green and shining above, 
silvery beneath, somewhat dilated to- 
/ wards the apex; lin. long. Cones 
lateral, solitary, cylindrical, obtuse, very 
similar to those of P. Cédrus, but larger, 
Gin. long, of a chestnut-brown colour. 
Scales transverse, very broad, lamelli- 
form, deciduous, stalked, incurved on 
the margin, much shorter than the 
scales. Seeds oblong, with a coriaceous 
testa, and a very broad wing. 
