Guizhou Lingzhi

Guizhou Lingzhi

　　Chinese Name: Guizhou Lingzhi

　　Latin Name: Ganoderma

　　Named by: He Shaochang

　　Morphological Description: The fruiting body is annual, stipitate, corky to woody. The cap is kidney-shaped, 6×10 cm wide, 1.3–3.4 cm thick, with a dark brown or grayish-brown surface, featuring indistinct concentric rings, weak lacquer-like gloss, uneven surface, blunt and entire margin, undersurface sterile. The context is brownish-yellow, 0.8–1.5 cm thick, with concentric rings. The tubes are brownish-yellow, 0.5–1.9 cm long; the pore surface is brown, with nearly circular pores, relatively thick tube walls, averaging 3–4 pores per millimeter. The stipe is adnate, laterally flattened and cylindrical, irregular, 7.5 cm long, 3.5–5.5 cm thick, same color as the cap, uneven, with weak lacquer-like gloss. The hyphae are trimitic. Generative hyphae are hyaline, thin-walled, 2.8–4.5 μm in diameter; skeletal hyphae are numerous, yellowish-brown, thick-walled, 4–5.6 μm in diameter; binding hyphae are branched, pale brown, thick-walled, 1.75–3 μm in diameter. Spores are sparse, ovoid or truncate, pale brown or brown, double-walled, with a transparent outer wall and distinct small spines on the inner wall, 8.5–10.5×5–7 μm.

　　Distribution in China: He Shaochang 39 (holotype), Bijie, Guizhou.