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单词 topocline
释义

> as lemmas

topocline
topocline n.
Brit. /ˈtɒpə(ʊ)klʌɪn/
,
U.S. /ˈtɑpəˌklaɪn/
a cline associated with variations in the locality of the species concerned.
ΘΚΠ
the world > life > biology > biological processes > genetic activity > heredity or hereditary descent > [noun] > occurrence of variant forms
polymorphism1846
polymorphy1846
heteromorphism1874
polytypism1932
cline1938
topocline1939
polytypy1954
morphism1955
1939 J. W. Gregor in New Phytologist 38 317 Prefixes can be used to denote clines of different types, for example topocline.
1953 J. Heslop-Harrison New Concepts Flowering-plant Taxon. v. 68 Independent topoclines exist for different morphological features.
1970 Watsonia 8 140 The two subspecies may be regarded as the relatively extreme end-points of a topocline.
extracted from topo-comb. form
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as lemmas
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