Arceuthobium groehnii Sadowski, Seyf., C.A.Wilson, Calvin et A.R.Schmidt

Plant Fossil Names Registry Number: PFN000539

Act LSID: urn:lsid:plantfossilnames.org:act:539

Authors: E. M. Sadowski, L. J. Seyfullah, C. A. Wilson, C. L. Calvin & A. R. Schmidt

Rank: species

Reference: Sadowski, E. -M., Seyfullah, L. J., Wilson, C. A., Calvin, C. L. & Schmidt, A. R. (2017): Diverse early dwarf mistletoes ( Arceuthobium ), ecological keystones of the Eocene Baltic amber biota. – American Journal of Botany 104(5): 694–718.

Page of description: 702

Illustrations or figures: fig. 4

Types

Original diagnosis/description

Shoots unbranched, internode cross section angled, 1–1.7 mm long × 0.7–0.8 mm wide. Bracts squamate, widely obtrullate, dentate margins, acuminate apices, decussate, rounded nonfused bases, 0.7–0.9 mm long × 1.1–1.3 mm wide. Fruits 5–7 per node, elliptic, 0.3–0.8 mm wide, two distinct zones absent, surface smooth.

Etymology

The specific epithet honors Carsten Gröhn (Glinde, Germany) who provided the fossil for study.

Stratigraphy

Paleogene, Eocene, Priabonian
Blue Earth layer

Locality

Russian Federation
Samland, Kaliningrad