Phylum:Basidiomycota >> Class: Basidiomycetes >>  Order: Boletales 
 BCRC Number NO BCRC Number!  
 Scientific Name: Xerocomus parvus

Xerocomus parvus Ying, Act. Mycol. Sin. Suppl. 1:311. 1986.

 Description: Pileus 1.5-2.0 cm broad, plane to convex, surface siccous and velutinate, color yellow at first, then vinaceous cinnamon in age. Surface of pileus composed of subhyaline to yellowish brown hyphae, terminal cells 27-90 × 7.2-10.8 um, cylindric, some capitulate. Hymenophore yellow, tubes adnate. Pores 0.5-1 mm broad, angular, cyanoscent when bruised. Stipes 2.5-3.5 cm long, 3-5 mm thick, dull whitish, flesh whitish when young, vinaceous in age, not cyanescent when cut. Spores 11-14 × 6.5-8 μm, smooth, fusiform-elliptical, deep honey-colored in KOH. Basidia 27-39 × 8.7-10.8 μm, clavate, sterigmata four, 6-7 um long. Pleurocystidia 38-70.5 × 5.4-9 μm, subcylindric or sublanceolate, numerous, hyaline. Tube trama of phylloporoid type.Clamp connections absent.

Taiwan, Nantou: Shanlihsi, alt. 1750m, 27 Jul 1994, Chen CM. 651.

 Habitat: Solitary under broad-leaved forest.

Taiwan, China(Sichuan).


Chen, CM et al. 1997.


C. M. Chen

 Note: The yellowish minute basidiocarp and small spores are characteristics of this taxon. It is distinct from X. microcarpus Corner in having yellow basidioma, narrower spores, thinner pleurocystidia and hyphae of pileus cuticle.