Scott. Natural. 6: 104 (1881). Chemistry: Race I: Without chemical substances. Race II: Salazinic acid, + protocetraric acid (Torra & Randlane 2007: 423 samples from Estonia)
Chemistry: Race I: Without chemical substances. Race II: Salazinic acid, + protocetraric acid (Torra & Randlane 2007: 423 samples from Estonia)