Tranzschel's law

proper noun

A law stating that telia of microcyclic species of rust fungi that are descendants of macrocyclic, heteroecious rusts simulate aecia of the ancestral macrocyclic rust and occur on the aecial host of the latter.

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Meanings

proper noun
  1. biologyA law stating that telia of microcyclic species of rust fungi that are descendants of macrocyclic, heteroecious rusts simulate aecia of the ancestral macrocyclic rust and occur on the aecial host of the latter.

    It should be noted that Tranzschel's law does not necessarily apply to autoecious macro- or demicyclic rusts derived from heteroecious species.

    1965, C. G. Ainsworth, Frederick K[roeber] Sparrow, Alfred S. Sussman, editors, The Fungi: An Advanced Treatise, volume IVB (A Taxonomic Review with Keys: Basidomycetes and Lower Fungi), New York, N.Y.; London: Academic Press, →ISBN, page 252

Origin

Named after Russian botanist and mycologist Vladimir Andreevich Tranzschel.

Full word history & related roots →
Cite this entry
APA

Tranzschel's law. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Tranzschel's%20law

MLA

“Tranzschel's law.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Tranzschel's%20law. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Tranzschel's law,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Tranzschel's%20law.

Source: Tranzschel's law on Wiktionary, CC BY-SA 4.0.