megaphyll


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Related to megaphyll: sporophyll

megaphyll

the type of leaf found in ferns and seed plants, where the lamina is thought to have developed from a flattened branch and contains VASCULAR BUNDLES.
References in periodicals archive ?
of Percentage Leaf size species classes Therophytes 31 39.74 Microphyll Megaphanerophytes 17 21.79 Mesophyll Nanophanerophytes 11 14.10 Nanophyll Cryptophytes 12 15.38 Macrophyll Hemicryptophytes 05 6.41 Leptophyll Chamaephytes 02 2.56 Megaphyll Aphyllous Life-form classes No.
hypopitys ancestor (already with megaphylls) growing in shaded habitats lost the genetic ability to photosynthesize due to symbiosis with fungi, which provided a sufficient amount of carbon to pinesap from the roots of autotrophic trees.
This community was dominated with leptophylls with a share of 65.31% and it was followed by microphylls with the percentage of 18.37.nanophylls were least (16.33) while megaphylls and marcrophylls were absent.
Microphylls constitutes 25% of the community, which was followed by megaphylls and Nanophylls with 8.37and 8.33% each.
The microphylls and megaphylls shares the least value of 15.38%.
The Megaphyll clade evolved toward larger, thicker leaves that culminated in the Latin American radiation of Panke (Fig.
The post-G, perpensa Megaphyll clade would then have evolved in South America-Antarctica.