. The natural history of plants. Botany. CASTANEAOEjE. 225 II. HAZEL SEEIES. In most of the Hasels or Nut-trees i (fig. 168-174), the flowers, amentaceous and monoecious, are apetalous and regular. The Corylus Avellma,. Fig. 171. Female flower. Fig. 168. Male and fe- male inflorescences. Fig. ] 69. Two-flowered female scale. Fig. 170. Female flower surrounded by young involucre. male catkins, similar to those of the Birches^ bear numerous alter- nate scales, and within these are nearly always found two lateral scales supported with them.'' Near the point of union of these various appendages st
. The natural history of plants. Botany. CASTANEAOEjE. 225 II. HAZEL SEEIES. In most of the Hasels or Nut-trees i (fig. 168-174), the flowers, amentaceous and monoecious, are apetalous and regular. The Corylus Avellma,. Fig. 171. Female flower. Fig. 168. Male and fe- male inflorescences. Fig. ] 69. Two-flowered female scale. Fig. 170. Female flower surrounded by young involucre. male catkins, similar to those of the Birches^ bear numerous alter- nate scales, and within these are nearly always found two lateral scales supported with them.'' Near the point of union of these various appendages stamens are . inserted, most frequently to the ntimber of eight,' formed each of a filament and a unilocular,* extrorse^ 3, 230.—Tausch, Ji'/om (1834), 520.—PtEPP. et Endl. Nov. Gen. et Spec. t. 198, fig. C.— Mia, Ann. Mus. ii. 137.—A. Gray, Man. ed. 5, 460.—Bbktol. Fl. Ital. x. 163.— Ledeb. Fl. Rosa. iii. 657.—Eupr. Bull. Acad. Pitersb. (1857), 558.—Gben. et Godr. Fl. de Fr. iii. 148. ' Corylus T. Inst. 581, t. 347.—L. Gen. n. 730.—Adans. Fam. des. PI. ii. 375.—J. Gen. 410.—Lamk. Diet. iv. 495; Suppl. iv. 101; III. t. 780.—GvERTN. Fruet. ii. 52, t. 89.—SeHKUHR) Handb. t. 305.—Tnnp. Biet. So. Nat. Atl. t. 302, 303.—Nebs, Gen. ii. 22.—Spaoh, Suit, a Buffon, xi. 205.—Endl. Qen. n. 1844.—Sohaoht, Lehrb. 441, t. 9 ; Der Baum, t. i.—Payer, Fam. Nat. 163.—A. DC. Prodr. xvi. sect. ii. 129.—H. Bn. Compt. Bend. Acad. 8c. Ixxvii. 61; Gompt. Bend. Ass. Franf. i. (1872), 496, t. 9; Adansonia, xi. t. 6. VOL. VI. ^ They are notably wanting in Ostryopsis They have been considered as lateral stipules of the principal bracts ; with others they take the place of leaves (Dcell, Ehein. Fl. 273; Zur Erkl. Laubkn. Ament. 19, fig. 6). 3 There are rarely more, often less, especially in the flowers near the top of the catkin. These may even be only 2 - audrous. De- CAisNE inadvertently describes Ostryopsis as 4-androus; they often have as many stamen
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