tetramerous

How To Use tetramerous In A Sentence

• Would you not consider as a morphological difference the trimerous, tetramerous, etc., divisions of flowers, the ovules being erect or suspended, their attachment being parietal or placental, and even the shape of the seed when of no service to the plant. More Letters of Charles Darwin — Volume 2
• In the common rue and some other plants, one flower, usually the central or terminal one, opens first, and has five sepals and petals, and five divisions to the ovarium; whilst all the other flowers on the plant are tetramerous. VII. Miscellaneous Objections to the Theory of Natural Selection
• Would you not consider as a morphological difference the trimerous, tetramerous, etc., divisions of flowers, the ovules being erect or suspended, their attachment being parietal or placental, and even the shape of the seed when of no service to the plant. More Letters of Charles Darwin — Volume 2
• In the British Adoxa the uppermost flower generally has two calyx-lobes with the other organs tetramerous, whilst the surrounding flowers generally have three calyx-lobes with the other organs pentamerous. VII. Miscellaneous Objections to the Theory of Natural Selection
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• The proximal aulacophore is polymerous, rather than tetramerous (as in most other stylophorans) and superficially similar to that of the earliest stylophoran, Ceratocystis.
• In the British Adoxa the uppermost flower generally has two calyx-lobes with the other organs tetramerous, whilst the surrounding flowers generally have three calyx-lobes with the other organs pentamerous. VII. Miscellaneous Objections to the Theory of Natural Selection
• The stele is divided into three parts, the tetramerous proxistele closest to the theca tapering through the mesistele to the dimerous dististele furthest from the theca.
• Thus trimerous fuchsias and tetramerous jasmines may frequently be met with, and Turpin describes a tetramerous flower of _Cobæa scandens_. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants