Entoloma species in sect. Cyanula (Fr., 1838)

Izhar, Aiman, Usman, Muhammad, Kiran, Munazza & Khalid, Abdul Nasir, 2022, Two new species of Entoloma (Entolomataceae) from Khyber Pakhtunkhwa, Pakistan, Phytotaxa 574 (3), pp. 226-240 : 236-237

A key to Entoloma species in sect. Cyanula reported from Pakistan

1a. Pileus hygrophanous/slightly hygrophanus........................................................................................................................................2

1b. Pileus non-hygrophanous ...................................................................................................................................................................3

2a. lamellae white to pale violet...............................................................................................................................................................4 2b. lamellae white to pallid purplish gray ..........................................................................................................................................5

3a. Pileus violet black, gray to brown; lamellae white; basidiospores 8.5–12 × 6–8 µm with 5–8 angles; pileipellis a trichoderm, violet brown granular, cheilocystidia present ............................................................................................................................ E. mougeotii

3b. Pileus greenish yellow to reddish brown; lamellae greenish pink; basidiospores 9.8 – 11 × 6–7 µm with 6–8 angles; pileipellis a cutis, lack of granules, cheilocystidia absent.................................................................................................................... E. incanum

4. Pileus brownish olive to dull violet blue; basidiospores 7– 11 × 6.5–8.5 µm with 5–7 angles; cheilocystidia present, pileipellis a cutis in transition to a trichoderm, yellowish brown granules, caulocystidia absent ......................................................... E. dirensis

5. Pileus dark blue to brown; basidiospores 8–12 × 6–8 µm with 4–6 angles; cheilocystidia present; pileipellis a cutis in transition to a trichoderm, brown granules, caulocystidia present ................................................................................................... E. kumraticus