2.1. Location information
The aerial parts and dry capsules of H. heterophyllum were collected from natural area (Study Area: Inside the Yozgat Bozok University Campus Area; Altitude: 1340 m; Locality: 9o46´48,04´´N-34o48´02,34´´ E) in Yozgat/Turkey. According to the climate data of the area where plant samples were collected for many years, total precipitation was 562.5 mm, average temperature was 9.1 oC, average highest temperature was 14.6 oC, average lowest temperature was 4 oC, average sunshine time was 82.0 hours and average number of rainy days was 113.5 (TSMS, 2020). Identification of plants collected was performed in Biology Laboratory at Yozgat Bozok University/Turkey.