. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus i. LAUREL FAMILY. 133 Family 35. LAURACEAE LindL Nat. Syst. Ed. 2, 200. 1836. Laurel Family. Aromatic trees and shrubs, with simple, alternate (very rarely opposite) mostly thick evergreen or deciduous, punctate exstipulate leaves. Flowers small, perfect, polygamous, dioecious, or sometimes monoecious, usually fragrant, yellow or greenish in panicles, cor
. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus i. LAUREL FAMILY. 133 Family 35. LAURACEAE LindL Nat. Syst. Ed. 2, 200. 1836. Laurel Family. Aromatic trees and shrubs, with simple, alternate (very rarely opposite) mostly thick evergreen or deciduous, punctate exstipulate leaves. Flowers small, perfect, polygamous, dioecious, or sometimes monoecious, usually fragrant, yellow or greenish in panicles, corymbs, racemes or umbels. Calyx 4-6-parted, the seg- ments imbricated in 2 series in the bud. Corolla none. Stamens inserted in 3 or 4 series of 3 on the calyx, distinct, some of them commonly imperfect or reduced to staminodia; anthers 2-celled or 4-celled, opening by valves. Ovary superior, free from the calyx, i-celled; ovule solitary, anatropous, pendulous; style filiform or short, rarely almost wanting; stigma discoid or capitate. Fruit a i-seeded drupe or berry. Endosperm of the seed none. Cotyledons plano-convex, accumbent. About 40 genera and probably looo species, widely distributed in tropical regions; a few in the temperate zones. Flowers perfect, panicled ; leaves evergreen. Flowers mostly dioecious, racemose or umbellate ; leaves deciduous. Anthers 4-ceIled, 4-valved. Flowers in umbelled racemes ; leaves, or some of them, lobedL Flowers in capitate umbels ; leaves all entire. Anthers 2-celIed, 2-vaIved ; leaves entire. 1. Persea. 2. Sassafras. 3. Glabraria. 4. Benzoin, I. PERSEA [Plum.] Gaertn. f. Fr. & Sem. 3: 222. 1805. Trees or shrubs, with alternate coriaceous persistent entire leaves, and perfect panicled flowers. Calyx 6-parted, persistent, its segments equal or unequal. Stamens 12, in 4 series of 3, the inner series reduced to gland-like staminodia, the 3 other series anther-bearing, their anthers 4-celIed, 4-valved, those of the third series extrorse and
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
