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.
If Cataphyll 1 Garlic AMARANTHACEAE Pfaffia glomerata Spreng Fag; If; Fal Leaf 3 Ginseng APHODELACEAE Aloeferox (L.
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.
Except for Stangeria eriopus, the stem apices of all cycad species bear short, triangular, woody, often tomentose, modified leaves with a pointed free end, known as cataphylls (Fig.
Bulb subglobose to ovoid, 25-35 x 20-35 mm, prolonged in a collar up to 10 cm, sheathing the underground stem; cataphylls dark-brown, broadly ovate, apex truncate or acute.
The presence of two stem axes was also observed in Smilax polyantha, but the underground stem axis originated from axillary buds of the cataphylls at the base of the aerial branching (Martins et al.
with short internodes; cataphylls not seen; petioles D-shaped, 45 cm long, 5 mm diam.
With reference to the seedlings morphology of Clusiaceae species, which have been already investigated, some differences considered relevant are recorded, as phanerocotylar seedling, epigeal and foliaceous cotyledons in Vismia guianensis (MOURAO; BELTRATI, 2001); undeveloped cotyledons in Garcinia parvifora (HZN, 1972); and cataphylls in opposite arrangement in Calophyllum inophyllum (HZN, 1972), Rheedia edulis (Seem.