Vascular Plants of the Gila Wilderness
Presented in Association with the
Western New Mexico University Department
of Natural Sciences
Aneura pinguis (Linnaeus) Dumort.
Family: Aneuraceae
Status: Native
Synonyms:
Jungermannia pinguis Linnaeus
Aneura pinguis is the largest of the simple thallous liverworts in New Mexico. It is about the same size as the better known complex thallous liverwort Marchantia polymorpha. However,
the thallous of Aneura pinguis is thin and translucent without differentiation into complex structures such as pores. The thalli of A. pinguis are 1-3 cells thick at the edge and as many as 10-15 cells thick in the middle. We found Aneura pinguis in northern New Mexico in a spruce-aspen forest at high elevation not far from a lake in a moist depression in sand.
Please click on an image for a larger file.

Aneura pinguis, photo Karen Blisard, Erika Rowe, Harpo Faust & Russ Kleinman, Rio Arriba County,
Brazos Conservation Co., seep in spruce-aspen forest, August 12, 2025

Aneura pinguis, single thallus, photo Karen Blisard, Erika Rowe, Harpo Faust & Russ Kleinman, Rio Arriba County, Brazos Conservation Co., seep in spruce-aspen forest, August 12, 2025

Aneura pinguis, photomicrograph of edge of thallus, photo Karen Blisard, Erika Rowe, Harpo Faust & Russ Kleinman, Rio Arriba County, Brazos Conservation Co., seep in spruce-aspen forest, August 12, 2025

Aneura pinguis, photomicrograph of cross section near edge of thallus, photo Karen Blisard, Erika Rowe, Harpo Faust & Russ Kleinman, Rio Arriba County, Brazos Conservation Co., seep in spruce-aspen forest, August 12, 2025

Aneura pinguis, photomicrograph of thallus, photo Karen Blisard, Erika Rowe, Harpo Faust & Russ Kleinman, Rio Arriba County, Brazos Conservation Co., seep in spruce-aspen forest, August 12, 2025
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