By De-Yuan Hong

ISBN-10: 0128019336

ISBN-13: 9780128019337

Codonopsis and its allied genera, are a bunch of crops that are vital in economic system and horticulture. A Monograph of Codonopsis and Allied Genera (Campanulaceae s. str.) deals its viewers entire wisdom of those crops together with palynology, cytology, inhabitants biology, morphological description, geographical distribution with vouchers pointed out, first-class ink illustrations, and colour photographs, and keys to genera and to species.

This first-class paintings will facilitate identity of correct vegetation, use of plant assets, evaluation of endangered states, the improvement of conservation recommendations, and may advertise systematic and evolutionary examine of this group.

  • Provides complete descriptions and classifications of Codonopsis and allied genera
  • Richly illustrated with line drawings and top quality colour photographs
  • Delineates and clarifies the relationships of Codonopsis and its allied teams in accordance with the analyses utilizing information from exterior morphology, pollen morphology, chromosomes, and molecular biology

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Extra info for A Monograph of Codonopsis and Allied Genera

Sample text

Four types and two undetermined types could be recognized: Type 1. Seeds oblong or ovoid, wingless. Transection oblong. Lumina nearly isodiametric, polygonal, with diameter larger than width of radial walls. Radial walls with beaded ornamentations. Tangential walls thin, easily broken. In transection radial walls elevated, FIGURE II 1:8â•… Colour of corolla in Codonopsis and allied genera. a, Codonopsis hongii Lammers, from Tibet: Cona, by Xin-Tang MA & De-Yuan HONG; b, Codonopsis bomiensis D. Y.

It is ring-like or pentagonal in Codonopsis subg. Codonopsis (Figure II 1:10). In Leptocodon, we could not find a typical disc, but instead we found five glands which are alternate to stamens (Figure II 1:10f). Gynoecium We have mentioned the position of ovary to calyx and corolla, the number of ovary locules, and stigma segments before, and thus we here just show the shape of stigma segments. They are clavate in Cyclocodon (Codonopsis FIGURE II 1:6â•… Variation in position of ovary in Codonopsis and allied genera.

Y. Hong, from Tibet: Mainling, by Xin-Tang MA & De-Yuan HONG; c & d, Codonopsis subglobosa W. W. Smith; c, from Sichuan: Muli, by De-Yuan HONG; d, from Sichuan: Daocheng, by Fu-Sheng YANG; e, Codonopsis farreri J. , from Sichuan: Muli, by Zhuo ZHOU; g, Codonopsis subglobosa W. W. Smith, from by Bo XU; h, Codonopsis clematidea (Schrenk) C. B. Clarke, from Xinjiang, by Dun-Yan TAN; i, Codonopsis lanceolata (Sieb. , from Beijing: Miyun, by Lian-Zhong FU; j, Himalacodon dicentrifolius (C. B. Clarke) D.

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A Monograph of Codonopsis and Allied Genera by De-Yuan Hong

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