Agaricus augustus is commonly called The Prince, and is an introduced mushroom in Australia. It makes execellent eating. The yellow-brown scaly cap, sweet odor, blackish, free gills make it a distinctive species.
The cap is 6-32 cm broad, convex expanding to plane; surface dry with yellow-brown to brown scales, bruising yellow in age, staining yellow slowly with KOH; Flesh thick, odor sweet, anise or almond-like.
Gills are close, free, pale at first, then blackish-brown at maturity.
The stipe is 10-37 cm long, up to 6 cm thick, equal to enlarged at base, frequently buried; smooth above ring, scaly below; veil with cottony patches, later becoming membranous, forming a skirt-like annulus.
Spores are 7.5-10.5 x 5-6.5 µm, elliptical and smooth. Spore print chocolate-brown.
It fruits during the warm months of the year mainly in parks and gardens.
The yellow-brown scaly cap, sweet odor, blackish, free gills make it a distinctive species.
- Agaricus augustus, Lady Game Drive, Wst Lindfield, Sydney, NSW Autsrlia, July 22, 2006, in lawn, under Queensland Brush
- Agaricus augustus, Lane Cove National Park, Fiddens Wharf Road, July 30, 2006
- Agaricus augustus, showing gills and stipe, Lane Cove National Park, Fiddens Wharf Road, July 30, 2006