| Pseudosperma albobrunneum |
White becoming brownish with age; umbo yellowish becoming brownish at maturity |
Fibrillose, caulocystidia at the extreme apex of the stipe |
Elongate to cylindric, sub-reniform, (12.7)13.2–14.4(16.4) × (5.3)6.1– 6.9(8.2) µm |
Clavate, connected with basal cell |
Present |
Jabeen et al. (2021) |
| P. flavorimosum |
Yellowish brown with dark brown fibrillose streaks, dry, fibrillose, radially rimose towards the margin; umbo dark brown |
Narrower towards the apex and wider towards the base, apex furfuraceous, base splitting, surface dry, context off white under a yellowish to dark brown cuticle |
Ellipsoidal to slightly amygdaliform, (7.8)9.5–12.8(13.31) × (5.7)6.3–7.8(8.9) µm |
Broadly clavate, thin-walled, (18.5)19.2– 21.7(25.3) × (7.5)7.7–8.6 (9.1) µm |
Not observed |
Jabeen et al. (2020); Saba et al. (2020) |
| P. himalayense |
Conical to campan-ulate when young becoming plano-convex at maturity, smooth, silky, shiny, fibrillose, radially splitting, outermost margin light cream, pale yellowish to camel brown umbo and margins concolorous |
White to creamy, cylindrical, central, pruinose towards apex of stipe when young, flesh white, firm, woody texture, caulocystidia present at stipe apex only, like cheilocystidia |
Ellipsoid to slightly amygdaliform, not phaseoliform, 10.5–13.0 × 7.0–8.1 µm |
Rarely cylindrical to clavate, 43–60 × 13.8– 23.8 µm |
Present |
Liu et al. (2018) |
| P. pakistanense |
Small to medium highly rimose and fibrillose golden brown with creamy silver margins, reddish brown prominent umbo |
Cylindrical, broader up to 0.6 cm towards the apex and narrower towards the base, surface dry, off white, sometimes light brown from the center |
Ellipsoid to amygdaliform, slightly phaeseoliform |
Clavate cystidia having a clamp connection at the base |
Present |
Ullah et al. (2018) |
| P. pinophyllum |
Convex to broadly convex or plane with an acute umbo; margin straight or flaring to deflexed; surface dry, dull, rimose, cracked towards centre, strong brown throughout, acute umbo dark brown umbo |
Characterized by the pale to light yellow equal stipe |
Smooth, phaseoliform or ellipsoid, 9.4–15.8 × 6.3–8 µm |
Numerous, clavate or cylindrical, hyaline to pale brown in KOH, thin-walled, 25–47 × 10–20 µm |
Present |
Saba et al. (2020) |
| P. triaciculare |
Brownish orange to fulvous pale velipellis coating on the pileus, acutely umbonate |
Equal, fibrillose, white with pale orange yellow tinge. Caulocystidia 36–98 × 7–14 µm, cylindrical, non-encrusted, hyphoid, thin-walled |
Elliptic, 8.9–12.5 × 6.1–7.7 µm |
Septate cheilocystidia |
Present |
Saba et al. (2020) |
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Base swollen up to 2 cm wide, becoming narrower towards the |
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| P. mimicum |
Spherical, conical becoming wide towards maturity, brown becoming light brown to yellowish brown towards the margins; umbo brown |
apex, off white context with brownish patches, central, cylindrical, surface granular to fibrillose towards the base. Caulocystida 55.3–70.5 × 9.4–16.6 µm, cylindrical to clavate or fusoid |
Smooth, ellipsoid, (9.3) 10.3–13.2 (14.5) × (6.1) 6.4–7.2 (8.1) µm |
Slenderly clavate or cylindrical, 33.2–74.5 × 10.8–23.6 µm |
Present |
Saba et al. (2015); Jabeen (2016) |