Western Bellybutton Hedgehog

Hydnum oregonense is a species of tooth fungus in the family Hydnaceae. It was scientifically described in 2018 by Norvell, Liimat. & Niskanen.

The cap is 1.5–4 centimetres (1⁄2–1+1⁄2 in) wide and tan–orange, with whitish areas. The teeth are 2–6 millimetres (1⁄8–1⁄4 in) long. The stem is 2–5 cm (3⁄4–2 in) long and 5–10 mm (1⁄4–3⁄8 in) thick. The flesh is whitish. The spore print is white. A few species in the genus are more robust and lack navels. Other lookalikes include Mycorphapium adustum and species of Hydnellum and Phellodon.