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thallus

The Oxford Pocket Dictionary of Current English | 2009 | Copyright

thal·lus / ˈ[unvoicedth]aləs/ • n. (pl. thal·li / ˈ[unvoicedth]alī/ ) Bot. a plant body that is not differentiated into stem and leaves and lacks true roots and a vascular system. Thalli are typical of algae, fungi, lichens, and some liverworts. DERIVATIVES: thal·loid / ˈ[unvoicedth]aloid/ adj.

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"thallus." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. 11 Feb. 2012 <http://www.encyclopedia.com>.

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thallus

A Dictionary of Plant Sciences | 1998 | | Copyright

thallus A primitive type of vegetative plant body that is not differentiated into stems, leaves, and roots, although analogous structures may be present. The term is used mainly of non-vascular plants, e.g. algae, fungi, lichens, and liverworts. See also THALLOPHYTE.

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MICHAEL ALLABY. "thallus." A Dictionary of Plant Sciences. 1998. Encyclopedia.com. 11 Feb. 2012 <http://www.encyclopedia.com>.

MICHAEL ALLABY. "thallus." A Dictionary of Plant Sciences. 1998. Encyclopedia.com. (February 11, 2012). http://www.encyclopedia.com/doc/1O7-thallus.html

MICHAEL ALLABY. "thallus." A Dictionary of Plant Sciences. 1998. Retrieved February 11, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O7-thallus.html

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thallus

A Dictionary of Biology | 2004 | Copyright

thallus A relatively undifferentiated vegetative body with no true roots, stems, leaves, or vascular system. It is found in the algae, fungi, mosses, and liverworts and in the gametophyte generation of clubmosses, horsetails, and ferns.

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"thallus." A Dictionary of Biology. 2004. Encyclopedia.com. (February 11, 2012). http://www.encyclopedia.com/doc/1O6-thallus.html

"thallus." A Dictionary of Biology. 2004. Retrieved February 11, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O6-thallus.html

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