Sowerbyella radiculata is a species of apothecial fungus belonging to the family Pyronemataceae. The typical form appears as yellowish cups up to 5 cm in diameter usually on soil close to coniferous trees. A distinctive form, var. kewensis, is usually larger (up to 10 cm across) and often associated with broad-leaved trees. This is an uncommon European species.
. Michael Jordan (mycologist) . The Encyclopedia of Fungi of Britain and Europe . . 2004 . 40–41 . 978-0-7112-2379-0.