GYMNOGENS. 66 CONIFERS. 
Dion. Lindley. 
Female cone composed of flat lanceolate woolly scales, cordate at the base, 
and bearing two seeds. : 
1. D. edule Lindley. ae 
Leaflets sword-shaped, very sharp, attached to the petiole by their whol 
base ; seeds as large as Chesnuts. 
Habitat. Lowlands of Mexico. : Bae 
seine | and Uses. ‘The seeds yield a large quantity of starch, used as arrow-root 
€X1CO. 
Crcas. Linneeus. 
Males in cones, with an acute thickened apex. Females bearing wooll 
pinnatifid leaves, on the edge of which the seeds stand singly. 
1. C. cireinalis Linneus. 
Leaflets linear-lanceolate, flat (not revolute at the edge.) 
Habitat. East Indies. 
Quality. Gummy, amylaceous. ; 
Uses. A sago-like flour extracted from the seeds ; the dry gum produces rapid suppu- 
ration in malignant ulcers, 
Natural Order, Canffers; Pinacee (V. K., p. 226.) 
Prevailing Quality. Resinous, terebinthinous. 
Pinus. Linneus. 
Flowers monecious. Cones woody, with numerous 2-seeded scales, havill 
an angular truncated apex. Leaves acerose, 
clusters of from 2 to 5, surrounded by scar 
scales at the base. 
1. P. Pinea Linneus.—(Stone Pint.) = 
Leaves in pairs; cones obtuse, somewhat round, with 
unarmed scales ; seeds large, oblong. 
Habitat. South of Europe. 
Quality. Irritant, stimulant, diuretic. 
Uses. Seeds an article of dessert, under the name of P: 
2. P. sylvestris Linneus.—(Scorcn Fi.) Fig. 1 
Leaves in pairs, rather spreading, short, glaucous 
cones ovate, conical, about as long as the | 
recurved ; a large tree. 
Habitat. North of Europe. 
Quality. Asin No. 1. 
Uses. Yields common turpentine, tar, and pitch; also red 
3. P. Pumilio Waldstein.—(The Mueno Pixr.) 
Fig. 103:—Cone of Pinus sylvestris, 
