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Geotropism in the Endomycorrhizal Fungus Gigaspora margarita

L. S. Watrud, J. J. Heithaus, III and E. G. Jaworski
Mycologia
Vol. 70, No. 2 (Mar. - Apr., 1978), pp. 449-452
DOI: 10.2307/3759042
Stable URL: http://www.jstor.org/stable/3759042
Page Count: 4
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Since scans are not currently available to screen readers, please contact JSTOR User Support for access. We'll provide a PDF copy for your screen reader.
Geotropism in the Endomycorrhizal Fungus Gigaspora margarita
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Abstract

Gravity appears to induce bi-directional growth from germinating spores of the phycomycetous endomycorrhizal fungus Gigaspora margarita. Germ tubes grow upward and secondary branched hyphae grow downward. Echinulate vesicle clusters are produced on the branched hyphae.

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