Like many spring wildflowers, the beaked hazelnut and the speckled alder, will be gone soon, so now is the time to look for them.

Just like all plants, birch trees need to have specific conditions before they will flourish. This is the best type of soil ...

A group of paper birch trees in a wood on a sunny day - Connect Images/Getty Images ...

The Flora of Australia Online database (derived from the hardcopy volumes) is no longer being updated (last entries c. 2014). PDFs are also available for some volumes, with the intention that all ...

Anti-HIV; Antioxidant; Brazilian propolis; Flavonoids; Botanical source; HIV-1 reverse transcriptase The objective of the present study is to determine the chemical composition of a propolis produced ...