| 单词 |
phycomycete |
| 释义 |
phycomycete Bot.|ˈfaɪkəʊmaɪsiːt|
[sing. of mod.L. Phycomycetes (A. de Bary Morphol. & Physiol. der Pilze (1866) p. vi), f. phyco- + mycetes.]
A fungus belonging to one of the primitive groups formerly included in the class Phycomycetes, nearly always characterized by a vegetative thallus without septa and either asexual reproduction by means of sporangiospores or conidia or sexual reproduction by means of oospores or zygospores. Also attrib. Cf. phycomycetous adj. s.v. phyco-.
[1887H. E. F. Garnsey tr. A. de Bary's Compar. Morphol. & Biol. Fungi iv. 132 Groups 1–4 [of the Ascomycete series] have been brought together under the name of Phycomycetes on account of their close approximation to the Algae. ]1932Bot. Gaz. XCIII. 427 The attachment to the flagellum or flagella of the phycomycete zoospore is usually posterior or lateral. 1933Trans. Brit. Mycol. Soc. XVIII. 199 (heading) Azygozygum chlamydosporum Nov. gen. et sp. A phycomycete associated with a diseased condition of Antirrhinum majus. Ibid. 201 The Phycomycete was isolated from several varieties of Antirrhinum. 1936Forestry X. 14 All three species showed mycorrhizal infection of the well-known ‘phycomycete type’. 1976G. C. Ainsworth Introd. Hist. Mycol. ix. 236 The most important [aquatic fungi] taxonomically were the phycomycetes. |
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