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单词 erineum
释义 erineum Bot.|əˈrɪnɪəm|
[mod.L. (C. H. Persoon Mycologia Europaea (1822) I. 2), f. Gr. ἐρίνεος woolly, f. ἔριον wool.]
A pathological growth of the epidermis of plants caused by mites of the family Eriophyidæ. Hence eˈrineal a.
Formerly supposed to be caused by a fungus to which Erineum was given as the generic name.
1889Cent. Dict. III. 1994/2 The erinea were formerly considered to constitute a genus of fungi.1901H. M. Ward Disease in Plants xxiii. 214 In true galls the hypertrophy may consist merely in the enlargement of cells already present..e.g...the hairy outgrowths of the epidermis known as Erineum.1916H. S. Pratt Man. Invertebr. Anim. 438 A fuzzy spot or erineum is a dense mass of twisted hairs, among which the mites live.1937F. D. Heald Introd. Plant Path. ii. 16 An abnormal development of hairs or trichomes from the surfaces of leaves giving feltlike patches, first believed to be of fungous origin and named erineum, but now known to be caused by parasitic mites and designated erinose.1964M. S. Mani Ecol. Plant Galls iii. 50 Erineal galls with papillate hairs are not uncommon.1969N. W. Hussey et al. Pests of Protected Cultivation vi. 223 Aceria lycopersici (Wolffenstein), known as the tomato erineum mite, causes white and densely hairy patches on the stems and petioles.
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