. A report on the trees and shrubs growing naturally in the forests of Massachusetts : Published agreeably to an order of the Legislature, by the Commissioners on the zoological and botanical survey of the state. Trees; Shrubs; 1846. 33 WOODY PLANTS OF MASSACHUSETTS. cherry, is called a drupe. A samara is a nut with a winged margin, like the key of the maple or the winged seed of the elm. A capsule is a dry fruit formed of a compound ovary and open- ing of itself, as the seed-vessel of kalmia, or shedding its seed through chinks, as in the poppy. A pome is an apple, or a fruit resembling an ap
. A report on the trees and shrubs growing naturally in the forests of Massachusetts : Published agreeably to an order of the Legislature, by the Commissioners on the zoological and botanical survey of the state. Trees; Shrubs; 1846. 33 WOODY PLANTS OF MASSACHUSETTS. cherry, is called a drupe. A samara is a nut with a winged margin, like the key of the maple or the winged seed of the elm. A capsule is a dry fruit formed of a compound ovary and open- ing of itself, as the seed-vessel of kalmia, or shedding its seed through chinks, as in the poppy. A pome is an apple, or a fruit resembling an apple. =^? 6 7 8 9 10. 5 3 1 2 4 On most of the trees of temperate regions, the flowers are in- complete ; wanting corolla or calyx or both, and having their * Explanation of the Figures.—1. A flower of the common cherry, Cerasus mlgaris, showing (a, a,) the petals of the corollaj and (b) the stamens. 2. A separate petal. 3. A calyx laid open, showing (d, d,) the divisions or sepals, (b) the stamens springing from the inner edge of the calyx, (c) the pistil occupying the centre of the flower, and consisting of an ovary, surmounted by a style crowned with a stigma. 4. A stamen, consisting of (/) the filament, and (h) the anther. 5. A pistil magnified, showing (c) the ovary, (s) the style, (e) the stigma. 6. An ovary much magnified and laid open, showing (g) the ovule suspended within. 7. Ver- tical section of tiie fruit or drupe of a cherry, showing the embryo in the centre with the radicle superior, or at the top. 8. The embryo taken out, with the cotyle- dons (i) partly expanded, the radicle (r), with the plumule (p) lying between the cotyledons. 9. An embryo germinating j (i, ?,) the cotyledons or seed-leaves with the plumule (p), now becoming leaves, between them ; (t') the stem ; and (r) the radicle, now become the root of the young plant. 10. A vertical section of a seed of the barberry, Berberis vulgaris, magnified, and showing the embryo with its leaf-like cotyledons (i)
Size: 1936px × 1291px
Photo credit: © Central Historic Books / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthormassachusettszoologic, bookcentury1800, bookdecade1840
