121 
P. tremula. Aspen. Fig. 1201. 
Leaves nearly orbicular, pointed; petioles much compressed. Stig¬ 
mas 4. Moist woods. March and April. Stigmas purple. (!) E.B. 
1. 1909. E. B. 2. 1393. II. Am. 412. Bab. 307. Lind. 238. 
P. nigra. Black Poplar. Fig. 1202. 
Leaves triangular, rounded, pointed. Catkins very lax. Stigmas 4. 
Moist ground. April. Scales brown. (!) E. B. 1. 1910. E. B. 
2. 1394. H. fy Am. 307. Bab. 412. Lind. 238. 
Order LXXXV. CUPULIFERtE. 
Genus 1. Fagus. 
F. sylvatica. Beech. Fig. 1203. 
Leaves ovate, glossy, ciliated on the margin. Woods. A timber 
tree. April and May. Brownish. (!) .£'.21.1. 1846. E.B. 2.1323. 
II. Am. 413. Bab. 308. Lind. 239. 
Genus 2. Castanea. 
C. vulgaris. Spanish Chestnut. Fig. 1204. 
Leaves large, oblong-lanceolate, pointed. Fertile and barren flowers 
on long pendulous stalks. Woods. Fruit edible. May. Yellowish. 
(!) £.21.1.886. E.B. 2.1324. H.fyArn.413. Bab. 308. Lind. 239. 
Genus 3. Quercus. 
Q. pedunculata. Oak. Fig. 1205. 
Leaves deeply sinuated, nearly sessile. Acorns 2 or 3 together, 
sessile upon long peduncles. A well-known timber tree. Woods and 
hedge-rows. April and May. Yellowish. (!) £.£.1.1342. E.B. 
2. 1321. 22. Am. 414. Bab. 308. Lind. 240. 
Q. sessiliflora. Durmast Oak. Fig. 1206. 
Leaves on foot-stalks. Acorns sessile or on short thick peduncles. 
A variety of pedunculata 1 Woods. May. Yellowish. (!) £. B. 
1.1845. £.£.2.1322. II. Am. 414. Bab. 308. Lind. 240. 
Genus 4. Corylus. 
C. avellana.. Hazel. Fig. 1207. 
A large shrub. Leaves roundish, cordate. Involucrum of the fruit 
bell-shaped, torn at the margin. Woods and thickets. Nuts edible. 
Feb .-April. Catkins yellowish. Stigmas crimson. (!) £.£.1.723. 
£. B. 2. 1328. H. Am. 415. Bab. 3 09. Lind. 240. 
Genus 5. Carpinus. 
C. Betulus. Hornbeam.' Fig. 1208. 
A tree. Leaves ovate, pointed, with straight parallel veins, plaited 
when young. Woods. April and May. Brownish green. (!) £. £. 
1.2032. £.£.2.1327. H.fyArn. 416. Bab. 309. Lind. 240. 
Order LXXXVI. CONIFERtE. 
Genus 1. Pin us. 
P. sylvestris. Scotch Fir. Pine. Fig. 1209. 
Leaves in pairs, rigid, bluish green. Cones ovate-conical, recurved, 
usually in pairs. Northern forests. May and June. Catkins yellow. 
(!) E. B. 1. 2460. £. B. 2. 1329. II. Am. 418. Bab. 310. ZiW.310. 
Genus 2. Juniperus. 
J. COMMUNIS. Juniper. Fig. 1210. 
An evergreen shrub. Leaves linear, spine-pointed, 3 in a whorl. 
Berries globular. Downs. 2-10 ft. May. Catkins brownish. (!) 
£.£.1.1100. £.£.2.1399. H.^ Am. 418. Bab. 310. Lind. 241. 
R 
