Camb. Flora Part II: Alnus x hybrida

Part II

Alnus x hybrida A Braun ex Rchb. (A. glutinosa (L.)Gaertn. x A. incana (L.)Moench; Alnus x pubescens Tausch)
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Just E of Bourn, planted on site of old railway, 338.559, (with both parents), PD Sell, 86/137, 11.7.1986, CGE.