Research article contribution to the macrophytic typology of belgian reference watercourses... The 50 sites studied are the object of a physicochemical and environmental characterization followed by a floristic survey (phanerogams, mosses, liverworts, and macroalgae)....
Contribution to the macrophytic typology of belgian reference watercourses... The 50 sites studied are the object of a physicochemical and environmental characterization followed by a floristic survey (phanerogams, mosses, liverworts, and macroalgae)....
Some notes on a collection of aquatic phanerogams from the netherlands west indian islands, and from venezuela and columbia... To get a better impression of ecological circumstances in pools and puddles of which a zoological inventory was made, he also gathered Algae and floating and submerged Phanerogams occurring in the collecting stations....
A manual and dictionary of the flowering plants and ferns.... Outlines of the morphology, natural history, classification, geographical distribution and economic uses of the phanerogams and ferns....
