4. Alkanna bracteosa Boissier (1849: 118) .

Type: — IRAN. Tehran: Alborz, Dudera Mtn., 8 June 1843, Kotschy 269 (holotype G-BOISS! [G-00773411]; isotype E! [E-00284795], FI! [FI-009504], GH! [GH-00093289], GOET! [GOET-005791], H! [H-1613714], K! [K-001085738], P! [P-00606822-4], US! [US-01050206], W! [W-0051323-4]) .

Additional specimens examined: — IRAN. East Azerbaijan: Between Bostanabad and Tabriz, After Shebil to Sadabad, 37° 91’ 02’’ N, 46° 63’ 07’’ E, 1467 m, 28 May 2015, Noroozi 3132 (W-20150014983) ; Tabriz to Zanjan, 37° 58’ 18’’ N, 46° 29’ 49’’ E, 1803 m, May 2019, Ranjbar & Khalvati 44713 (BASU) ; Tabriz to Ahar, 38º 05’ N, 46º 29’ E, 1523 m, s.d., Wendelbo & Assadi 19285 (TARI) ; 10 km Basmanj to Liqvan, 37º 51’ N, 46º 26’ E, 2274 m, s.d., Assadi & Mozaffarian 30540 (TARI) ; Mazandaran: Haraz Road, Emamzadeh Hashem, 35º 46’ N, 52º 02’ E, 2642 m, s.d., Dini & Arazm 1398 (TARI) ; Qazvin: Alamut, Moallem Kelayeh, 36° 11’ 13’’ N, 50° 48’ 07’’ E, 2040 m, May 2019, Ranjbar & Khalvati 45756 (BASU) ; Tehran: Lar, Ab-Sefid, 35º 55’ N, 51º 55’ E, 2688 m, s.d., Wendelbo & Assadi 13420 (TARI) .