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Plant Diversity.pdf

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Phylum Lycophyta: Club Mosses<br />

Worldwide, most common in tropics & moist temperate regions<br />

Resemble mosses, clearly different in internal structures<br />

Sporophytes have leafy stems<br />

Lycopodium is typical<br />

Sporangia produced in conelike<br />

clusters on stems or in<br />

upper leaves<br />

Leaves (microphylls) are short,<br />

linear and in whorls or<br />

spirals<br />

Lycopodium gametophytes are<br />

tiny and carrot-shaped<br />

some club mosses are used as ornaments (e.g. resurrection<br />

plant) many are now endangered species

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