Notiantha grandensis Jud, Gandolfo, A.Iglesias et Wilf

Plant Fossil Names Registry Number: PFN002386

Act LSID: urn:lsid:plantfossilnames.org:act:2386

Authors: N. A. Jud, M. A. Gandolfo, A. Iglesias & P. Wilf

Rank: species

Genus: Notiantha Jud, Gandolfo, A.Iglesias et Wilf

Reference: Jud, N. A., Gandolfo, M. A., Iglesias, A. & Wilf, P. (2017): Flowering after disaster: Early Danian buckthorn (Rhamnaceae) flowers and leaves from Patagonia. – PLoS ONE 12(5): e0176164 (24 pp.)., link

Page of description: 8

Illustrations or figures: fig. 2A–H

Name is type for

Notiantha Jud, Gandolfo, A.Iglesias et Wilf 2017

Types

Holotype MPEF-Pb 8548a,b, Museo Paleontológico Egidio Feruglio, Trelew, Patagonia, Argentina
Figures: fig. 2A–C, G, H

Note: Paratypes: MPEF-Pb 8549 (fig. 2D, E), MPEF-Pb 8551 (fig. 2F) housed in Museo Paleontológico Egidio Feruglio, Trelew, Patagonia, Argentina.

Original diagnosis/description

Pedicellate, pentamerous, actinomorphic, perfect flowers; hypanthium obconical, glabrous; calyx lobes five, lobes deltoid to ovate, keeled, inserted at the margin of the hypanthium; petals five, short-clawed, cucullate, curved, and equal in length to the calyx lobes, petal apex emarginate; stamens epipetalous, anthers dorsifixed and versatile; pentagonal floral disk filling the hypanthium.

Etymology

From the Rancho Grande locality.

Stratigraphy

Paleogene, Paleocene, Danian
Lower Salamanca Formation
early Danian, geomagnetic polarity chron C29n (65.58±64.86 Ma)

Locality

Argentina
Rancho Grande, Chubut

Plant fossil remain

macro- and meso-fossils-embryophytes except wood