On the Apocynaceae of South America; With Some Preliminary Remarks on the Whole Family - Tapa blanda

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated.1878 Excerpt: ... Plate XXXIV. Hamadictyon ovatum, portion of a plant in flower and fruit. Fig. 1, a flower in bud. Fig. 2, the corolla expanding: both natural size. Fig. 3, the same expanded, showing the exserted appendages and the partially exserted stamens. Fig. 4, the same, cut open, showing the crenulate ring in the mouth, the position of the appendages and of the cohering stamens, the filaments inserted in five tufts of hairs, and the ten longitudinal nervures of the tube. Fig. 5, the buccal ring. Fig. 6, the five appendages. Fig. 7, the filaments of the stamens seated in the tufts of hairs: all magnified. Fig. 8, the cohering stamens. Fig. 9, a stamen separated: both natural size. Fig. 10, the same, much magnified. Fig. 11, the calyx, with the sepals thrown back to show the inner scales, the disk of five free lobes, the ovaries, style, clavuncle, and stigmata, magnified. Fig. 12, one of the two follicles grown to its full size. Fig. 13, a seed: both natural size. Plate XXXV. A. Laseguea latiuscula, portion of a plant in flower, showing its lateral very imbricated inflorescence and its fruit. Fig. 1, a flower in bud, with its basal bract much longer than the pedicel and calyx. Fig. 2, the pedicel and calyx. Fig. 3, the corolla expanded: all natural size. Fig. 4, the corolla, cut open, showing the simple dextrorse convolution of its segments and the position of the stamens, magnified. Fig. 5, an anther. Fig. 6, its filament: both more magnified. Fig. 7, the calyx, with the sepals thrown back to show the inner scales, the 5-lobed disk, the ovaries, style, clavuncle, and stigmata, magnified as in fig. 4. Fig. 8, the two erect follicles. Fig. 9, a seed with its apical coma: both natural size. B. Forsteronia refracta, portion of a plant in flower and fruit. Fig. 1, one of ...