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单词 prophyll
释义 prophyll Bot.|ˈprəʊfɪl|
Also 9 prophyllon (pl. -phylla.
[f. pro-2 + Gr. ϕύλλ-ον leaf.]
1. See quots.
1898tr. Strasburger's Bot. 462 The leaves borne on the stalks of the flowers are designated Bracteoles or Prophylla.1905I. B. Balfour tr. Goebel's Organogr. Plants II. 382 Prophylls are characterized first of all by their position. We find them..usually in pairs at the base of the lateral shoots.1921J. Small Textbk. Bot. vii. 75 The first few leaves on a lateral branch are described as prophylls. There are commonly two, and they may be spiny.. or just small and simpler than the other leaves... The latter prophylls are usually called bracteoles.1953K. Esau Plant Anat. xvi. 413 The first cataphylls on a lateral shoot are called prophylls.1976Bell & Coombe tr. Strasburger's Textbk. Bot. (rev. ed.) 131 These first leaves of the side shoot, which are frequently of simple form.., are termed prophylls.
2. = protophyll.
1971D. W. Bierhorst Morphol. Vascular Plants ii. 24/2 This [sc. the protocorm] is a parenchymatous moss bearing..a number of avascular, leaflike structures (‘prophylls’).
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