. Botany; principles and problems. Botany. Fig. 102.—Diagrams of various types of flowers. The transverse diagrams show the numbers of parts and the relations between the members of the same circle of parts. The longitudinal diagrams show the relations between the various circles. Receptacle dotted, petals and filaments outlined, and other structures solid black. A and B, transverse and longitudinal diagrams of the flower of the Stonecrop (Sedum). Sepals, petals, stamens and pistils are all free from one another. They are all attached directly to the receptacle, or are hypogynous. Each ovary i


. Botany; principles and problems. Botany. Fig. 102.—Diagrams of various types of flowers. The transverse diagrams show the numbers of parts and the relations between the members of the same circle of parts. The longitudinal diagrams show the relations between the various circles. Receptacle dotted, petals and filaments outlined, and other structures solid black. A and B, transverse and longitudinal diagrams of the flower of the Stonecrop (Sedum). Sepals, petals, stamens and pistils are all free from one another. They are all attached directly to the receptacle, or are hypogynous. Each ovary is simple. C and D, Cherry (Prunus). The sepals are united into a gamosepalous calyx but the'petals and stamens are'all separate. The corolla and the stamens are attached directly to the calyx, or are epiacpalous. The ovary has but one chamber, in which are two ovules. In number, the circles may differ considerably. Among some of the more primitive orders there are several separate pistils (Fig. 102, A), but this part of the flower is more often single, at least as far as its ovary is concerned, although from the num- ber of stigmas or of chambers in the ovary we have reason to. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Sinnott, Edmund Ware, 1888-. New York, McGraw-Hill


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Keywords: ., bookcentury1900, bookdecade1920, booksubjectbotany, bookyear1923