cataphyll


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cataphyll

(ˈkætəˌfɪl)
n
(Botany) a simplified form of plant leaf, such as a scale leaf or cotyledon
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cataphyll - a reduced or scarcely developed leaf at the start of a plant's life (i.e., cotyledons) or in the early stages of leaf development
cotyledon, seed leaf - embryonic leaf in seed-bearing plants
foliage, leaf, leafage - the main organ of photosynthesis and transpiration in higher plants
References in periodicals archive ?
Each cataphyll is divided into two regions: a massive leaf base with two large stipules, and an imparipinnate compound lamina with 5-6 articulate leaflet pairs; the vestigial leaflets of the cataphylls remain appressed to the thick rachis and the terminal leaflet folds (Fig.
cotyledon and the nature of the first cataphyll versus the eophyll to
For example, seedlings with single cataphylls can be associated with entire eophylls, and seedlings with more than one cataphyll generally have bifid, palmate, or pinnate eophylls.
features such as diameter, height, cataphyll size, and shape can be
There are large, quadrate, rhombic leaf bases with an inverted omega arrangement of vascular bundles and smaller, narrowly, transversely, rhombic cataphyll bases.
1 cm in diameter, very rigid, bearing subtriangular-ovate cataphylls, acuminate, straminaeous, coriaceous, entire, forming an inconspicuous crest.
Cataphylls of the middle Triassic cycad Antarcticycas schopfii and new insights into cycad evolution.
the floral bracts in the fertile part of the inflorescence in Vriesea splendens and the cataphylls along the stolons of Aechmea distichantha.
Study of the minute "ligules" in the smaller and presumably more primitive species indicates that they are indeed cataphylls (Wanntorp et al.
seasonal growth flushes interspersed with cataphylls, lower pinnae often
Dehgan (1993), who argue that both genera do have cataphylls and do not