Sarcandraxylon sanjosense Pipo, A.Iglesias et Bodnar

Plant Fossil Names Registry Number: PFN001017

Act LSID: urn:lsid:plantfossilnames.org:act:1017

Authors: M. L. Pipo, A. Iglesias & J. Bodnar

Rank: species

Genus: Sarcandraxylon Pipo, A.Iglesias et Bodnar

Reference: Pipo, M. L., Iglesias, A. & Bodnar, J. (2020): New vesselless angiosperm stem with a cambial variant from the Upper Cretaceous of Antarctica. – Acta Palaeontologica Polonica 65(2): 261–272.

Page of description: 263

Illustrations or figures: figs 2, 3

Name is type for

Types

Original diagnosis/description

Secondary vascular cylinder with interfascicular rays and axial elements in segments. Homocellular and heterogenous interfascicular rays consisting of square and procumbent parenchyma cells. The secondary xylem segments contain tracheids and uniseriate homocellular and homogeneous rays with elongated upright cells. Growth rings are indistinct. Secondary phloem with fibers arranged in caps. Bark composed by dead cells of secondary phloem
and cork cells which are accumulated in a multilayered rhytidome.

Stratigraphy

Cretaceous, Upper Cretaceous, Campanian
Upper Beta Member, Santa Marta Formation, Marambio Group, early–middle Campanian (~83–77 Ma)

Locality

Antarctica
James Ross Basin at San Jose Pass, northern James Ross Island, Antarctic Peninsula