[Thimbleheads: The Genus Hymenothrix in the Mountains and Deserts of the American Southwest]

TransPecos Thimblehead, Trans-Pecos Thimblehead

Hymenothrix wislizeni

Synonym: Hymenothrix wislizenii

TransPecos Thimblehead, Trans-Pecos Thimblehead: Hymenothrix wislizeni (Synonym: Hymenothrix wislizenii) - TransPecos Thimblehead, Trans-Pecos Thimblehead: Hymenothrix wislizeni (Synonym: Hymenothrix wislizenii)

TransPecos thimblehead beginning to bloom along the Brins Mesa Trail at a point where the trail steeply descends south into the upper part of Mormon Canyon, several miles north of Sedona, AZ........March 15, 2015. Note the yellow rays which help identify this species.

Paul Slichter