The Museum's collection of algae is one of the largest in the world, with over a quarter of a million specimens from around the globe. These account for about 5% of the botanical collections.
The algal collections number in the region of 300,000 specimens of red, green and brown seaweeds; freshwater algae including Charophytes; cyanobacteria; euglenophytes and xanthophytes.
The algal collections include:
Diatoms are curated separately. See diatom collections for more information.