Introduction to structural and systematic botany, and vegetable physiology, : being a 5th and revedof the Botanical text-book, illustrated with over thirteen hundred woodcuts . e ovary. 710. Section of the seed andembryo. 392 ILLUSTRATIONS OP THE NATURAL ORDERS. inner sutures, usually long before the seeds are ripe. Seeds severalor many, curved or kidney-sliaped, •with, no albumen; the embryoincurved. — Ex. The common representatives of this order are theMignonette (Reseda odorata), prized for its fragrant flowers, andthe Weld (R. Luteola), which yields a poor dye. 75G. Ord. FlaCOUrtiacCfC, a
Introduction to structural and systematic botany, and vegetable physiology, : being a 5th and revedof the Botanical text-book, illustrated with over thirteen hundred woodcuts . e ovary. 710. Section of the seed andembryo. 392 ILLUSTRATIONS OP THE NATURAL ORDERS. inner sutures, usually long before the seeds are ripe. Seeds severalor many, curved or kidney-sliaped, •with, no albumen; the embryoincurved. — Ex. The common representatives of this order are theMignonette (Reseda odorata), prized for its fragrant flowers, andthe Weld (R. Luteola), which yields a poor dye. 75G. Ord. FlaCOUrtiacCfC, a group of tropical shrubs and trees,placed in this vicinity, is best known by Bixa Orellana, which yieldsArnatto, the orange-red dried pulp of the pod, surrounding theseeds. 757. Ord. YiolaceSD ( Violet Family). Herbs (in tropical countriessometimes shrubby plants), with mostly alternate simple leaves, onpetioles, furnished with stipules; and irregular flowers (Fig. 896,397). Calyx of five persistent sepals, often auricled at the of five unequal petals, one of them larger than the othersand commonly bearing a spur or a sac at the base: aestivation imbri-. cative. Stamens five, with short and broad filaments, which areusually elongated beyond the (adnate introrse) anthers ; two ofthem commonly bearing a gland or a slender appendage which isconcealed in the spur of the corolla: the anthers approaching eachother, or united in a ring or tube. Style usually turned to one side FIG. 711. Viola sagittata. 712. One of the stamens without appendage, seen from within ;and one furnished with a spur-like appendage on the back. 712a. A capsule which has openedand separated into three valves; the calyx still persistent. 712J. A vertical section of theseed and embryo. EXOGENOUS OR DICOTYLEDONOUS PLANTS. 393 and thickened at the apex. Fruit a one-celled capsule, opening bythree valves, each bearing a parietal placenta on its middle. Seedsseveral or numerous, anatropous, with a c
Size: 1713px × 1459px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorgra, bookcentury1800, bookdecade1860, booksubjectbotany
