Betula alnus Linnaeus var. glutinosa Linnaeus , Species Plantarum 2 : 983. 1753 Betula glutinosa (L.) L. (1759) Chapter 7: Linnaean Plant Names and their Types (part B) Jarvis, Charlie C2Q2 (L.) Gaertn. Gaertn. Linnaeus 1753 Magnoliopsida Betulaceae Alnus Plantae Fagales Tracheophyta species glutinosa      Betula alnusLinnaeus var. glutinosaLinnaeus,  Species Plantarum2: 983. 1753.  "Habitat in Europa." RCN: 7125.  Basionym of:  Betula glutinosa(L.) L. (1759).    Lectotype(Jonsell & Jarvis in Nordic J. Bot.14: 152. 1994): Herb. Burser XXIII: 8 ( UPS). 2612079321 UPS 8 lectotype