Back
Betula islandica
Betula islandica Denk, Grímsson, Z. Kvaček Bot. J. Linn. Soc., 149(4): 382. 8 Dec 2005
- Name
- Betula islandica
- Rank
- Species
- Generic Name
- [Genus] Betula
- Authors (Pub.)
- Denk T.
Grímsson F.
Kvaček Z.
- Publication
- The Miocene floras of Iceland and their significance for late Cainozoic North Atlantic biogeography [2005/12]
- Journal
- Botanical Journal of the Linnean Society
- Volume
- 149
- Issue
- 4
- Page number
- 382
- Year
- 2005
- Fossil Status
- leaves
- Stratigraphy
- Tortonian
- Strat. comment
- Brjánslækur-Seljá Formation: 12 Ma
- Location
- Surtarbrandsgil gully, near Brjánslækur, north-western Iceland
- Paleoregion
- America (North)
Data for Holotypus
- Repository
- Naturhistoriska riksmuseet, Stockholm, Sweden
- Repository Number
- S087422-01
Data for Paratypus
- Repository
- Naturhistoriska riksmuseet, Stockholm, Sweden
- Repository Number
- S094058; S093963 [fig. 80]
- Diagnosis
- Leaves petiolate, lamina ovate, large, coarsely serrate, base cordate, apex acute to acuminate, secondary venation craspedodromous, glandular
teeth supplied by secondary veins, abmedial branches of pectinal veins, or external veins, or by veinlets branching off from tertiary veins, main teeth slightly larger than secondary teeth, with convex basal and apical sides and acuminate apex.
