Table 2.

Macroscopic, microscopic features, termite hosts and distribution of Termitomyces gilvus and closely related species of T. bulborhizus from China and Thailand.

Characters/Host	T. gilvus (Malaysia) (This study)	T. bulborhizus (China) [46,47]	T. bulborhizus (Thailand) [19]
Pileus size	8−13 cm	10−22 cm	9.2−21 cm
Pileus color	Surface brownish orange (5C6) to dark brown at the center, brownish yellow (5C7) to orange white (5A2) toward the margin	Surface reddish brown to dark brown at center; pale brown to brown toward the margin	Surface dark brown at the center, elsewhere pale brown to brown, paling toward the margin
Pileus shape	Convex to convexo-applanate	Convex to convexo-applanate	Convex then expanding to convexo-applanate
Lamellae	White to pink; 11 mm wide; densely crowded; lamellulae 2 series	Free; white to pink; 8 mm wide; densely crowded; lamellulae	White, to 9 mm wide, crowded, with lamellulae
Stipe	9–13 cm long; 5−11 cm thick, enlarged to 1−6 cm diam.	3–13 cm long; 0.8−6 cm thick; enlarged 3−9 cm diam.	5−9 cm long; 6−8 cm thick; enlarged to 8.7−14.5 cm diam.
Pseudorrhiza	3 cm long	80 cm long	1−4 cm long
Spore size	6−8.5 × 3.7−5.4 µm	6−9 × 4−6 µm	5−8.5 × 3.5−6 µm
Basidia	21.8−29.2 × 6.1−8.3 µm	17.5−27 × 5.5−9 µm	16−25 × 4−9 µm
Cheilocystidia	36.8−51.1 × 12.7−24.8 µm	19−60 × 12−34 µm	NA
Pleurocystidia	47.0−66.3 × 21.2−31.5 µm	19−78 × 10−32 µm	NA
Termite Host	Macrotermes gilvus	Odontotermes formosanus; Macrotermes barneyi	Hypotermes makhamensis
Distribution	Sabah (Malaysia)	South and southwest of (China)	Sai Yok district (Thailand)

Characters with bold font are distinguishing features between the species.

NA: not available.