Lithophyte 



A plant growing on a rock, e.g., many lichens and mosses. 



Lithosere 



All of the stages of a successional sequence that originated 

 on rock. cf. Succession, Xerosere, Hydrosere. 



Lithosol 



A soil consisting mainly of partly weathered rock frag- 

 ments or of nearly bare rock. 



Lithosphere 



The earth's crust, consisting of the surface soil lying upon 

 the hard rock which is several miles thick, cf. Hydrosphere, 

 Biosphere. 



Litter 



(1) The uppermost organic materials, partly or not at all 

 decomposed, on the surface of the soil. cf. A 00 horizon. (2) 

 The group of young born at one time by a Multiparous 

 animal as a cat. 



Littoral 



Refers to the zone in a lake or a pond that extends from 

 the shore to the depth at which plants are rooted. In the 

 ocean the zone extends to about the depth to which tides, 

 wave action, and light penetrate. 



Liver-fluke 



A Fluke (q. v.) parasitic on sheep, cattle, and other ani- 

 mals, causing liver-rot. 



Liverwort 



A plant in the class Hepaticae, phylum Bryophyta, 

 usually growing in moist places, e.g., Marchantia. 



Llano 



A tropical Savanna (q. v.) or grassland north of forests 

 of the Amazon River basin in South America. 



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