The sexual reproductive structure of the angiosperms, typically consisting of gynoecium, androecium and perianth and the axis bearing these parts. (Flora of Australia. 2026. Glossary. https://profiles.ala.org.au/opus/foa/glossary)
Vegetation formation composed principally of trees, including shrub and bush understorey, where broad-leaved species predominate. (https://land.copernicus.eu/user-corner/technical-library/corine-land-cover-nomenclature-guidelines/html/index-clc-311.html)
In physics, a fluid is a liquid, gas, or other material that continuously deforms (flows) under an applied shear stress, or external force. (https://en.wikipedia.org/wiki/Fluid)