L. Hably szerk.: Studia Botanica Hungarica 22. 1990 (Budapest, 1990)

Fig. 100. Betula sp. type I. 76.149.1.; Fig. 101. Betula sp. type II. 76.119.1.; Fig. 102. Betula sp. type I. 76.B4.1.; Fig. 103. Betula sp. type I. 76.125.1. 69

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