Gyromitra ambigua (P. Karst.) Harmaja (illustrated 50% life size) Cap 2–7cm across, saddle-shaped to 3-lobed, the margin incurved; dark reddish-brown, distinctly tinged with violet, sometimes almost black when dry; hymenium smooth when young, becoming irregularly wrinkled. Stem 10–40×5–10mm, sometimes irregular, thicker towards the base; whitish to buff with violet tints; hollow. Flesh taste mild, smell not distinctive. Spores 22–33×7.5–12¼, subfusiform to broadly fusiform, with 2 large oil drops. Habitat singly or in groups on barren, sandy soil along roads and paths near pine; autumn. Very rare. Unknown edibility avoid.