Hohenbuehelia portegna Singer

Hohenbuehelia portegna (Speg.) Singer, Lilloa 22: 256 (1951) [1949] Fig. 4 Description. Basidiomata small, pleurotoid, soft. Pileus laterally attached, 1–2 cm wide, convex from aside, highly striate, brown (10 YR 7 / 6) when young, brownish yellow (10 YR 6 / 6) when mature, shiny, margins incurved. Lamellae very crowded, narrow, adnate, white to creamy white, entire margins. Stipe strongly reduced and lateral, present up to 1–3 mm pseudo – stipe appears when young, disappearing at maturity. Odour and Taste not recorded. Basidiospores (8.0 –) 8.10–9.80 (– 9.90) × (4.01 –) 4.33–5.88 (– 5.92) μm, Q = 1.2–2.0, Qav = 1.6, ellipsoid, thin-walled, appearing smooth, hyaline, no germ pore, apiculate. Basidia clavate, hyaline, (23.0 –) 23.3–40.80 (– 41.90) × (4.01 –) 4.2–4.5 (– 4.7) μm, sterigmata 2, 3–4 μm long, clavate. Cheilocystidia (16.50 –) 16.80–20.90 (– 21.45) × (4.15 –) 4.30–6.95 (– 7.01) µm, avl × avw = 17.40 × 6.68 µm, lecythiform, capitate apex, thin to slightly thick-walled, hyaline in 5 % KOH. Pleurocystidia (34.80 –) 36.10–79.85 (– 82.05) × (9.0 –) 9.65–17.95 (– 19.60) µm, avl × avw = 59.90 × 13.63 µm, metuloid, fusiform, lanceolate, apex covered with a layer of crystals, very abundant, brownish in 5 % KOH. Hymenophoral trama regular, made up of narrow, cylindrical, 3–6 μm wide hyphae. Lamella edge fertile, cystidia absent. Pileipellis an entangled trichoderm of semi-erect cylindrical, cutis, 2.0–4.0 μm wide. Clamp-connections abundant. Habit and habitat. Gregarious on a decaying wooden door. Specimen examined. Pakistan. Punjab, Lahore District, Quid e Azam Campus, University of the Punjab, 31°30'0.20"N, 74°18'32.27"E at 217 m. a. s. l., University of the Punjab, Quaid e Azam Campus, Spring, 13 July 2023, Abdul Nasir Khalid & Muhammadah Khalid, (MMK- 02: GenBank PP 594061, LAH 38209).