Microphylls


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Microphylls

 

leaves of higher plants that consist of out-growths of the stem (enations). The conducting bundles in microphylls run from the stem without forming leaf gaps (lacunae). Microphylls are characteristic of club mosses, conifers, and Cordaitales.

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As a whole leptophylls were dominant and their percentage were 57% followed by microphylls, nanophylls and mesophylls.
Microphylls are usually characteristic of steppes, while nanophylls and leptophylls are characteristic of hot deserts (Cain & Castro, 1959;Tareen & Qadir, 1993).
In the present study the high percentage of microphylls might be due to cool climate, low temperature, high wind velocity in subalpine and alpine.
Sporophylls and microphylls spreading; strobili > 10 mm thick 5
Microphylls of erect stems spreading at 45 degrees; strobili 4-12 mm wide L.
compound, imparipinnate leaves, asymmetric ovate microphyll leaflets
and 14 cm wide, with at least five pairs of ovate microphyll leaflets,