Examlex
In terrestrial soils, local patches with high water availability and local patches with high nitrate availability often show rather little overlap.
Pollen Grains
Microscopic structures produced by the male parts of plants, responsible for carrying male gametes to the female part for fertilization.
Progymnosperms
An extinct group of plants that are considered to be the ancestors of both gymnosperms and angiosperms, showing features typical of both groups.
Megaphylls
Leaves with a highly branched vascular system, characteristic of most modern plants, contrasted with microphylls of some ancient lineages.
Woody Tissue
Plant tissue composed mainly of xylem, providing structural support and conduction of water and nutrients; commonly found in trees and shrubs.
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