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Boletus regiusPhoto: Michael WoodBack to the BAP list |
DescriptionGeneral: Large fruit body with reddish to blood-red cap, yellowish or reddish-brown with age , golden- yellow pores, chrome-yellow stem, rarely blueing; solitary or scattered on calcareous soil with broadleaf trees.Dimensions: Cap 6-15cm dia; stem 5-15cm tall x 2-6cm dia. Cap: At first reddish to blood-red on yellow background, becoming more yellow or reddish-brown with age, barely changing where touched; at first hemispherical then convex or flattened, somewhat fibrillose. Flesh yellow, more or less unchanging. Pores: At first golden-yellow, then greenish. Tubes concolorous, minute roundedly angular. Stem: Yellow rarely blueing, slightly reddish at the base; flesh with vinaceous tinge at the base; bulbous. |
Spores: Olivaceous-brown, narrowly ellipsoid or fusiform with droplets, 15-17 x 4.0-5.0 µm. Basidia 4 spored; cystidia sparse, fusiform. Odour: Not distinctive. Taste: Not distinctive. Edible. Chemical Tests: None. Occurrence: Summer to very early Autumn. Action Required: Site protection and monitoring; taxonomic research. |