Orthotrichum pamiricum Plasek & Sawicki is described as a new species from the western foothills of the Pamir Mountains of the Tajik-Afghan border in Central Asia. It is placed in Orthotrichum Hedw. subg. Pulchella (Schimp.) Vitt. The species is characterized by obtuse leaf apices, cryptoporous stomata, an exostome composed of 8 pairs of the teeth that are recurved when dry, and an endostome with 16 thin and incurved segments. Molecular data indicating the phylogenetic placement of O. pamiricum are also presented.
PLASEK, VITEZSLAV; SAWICKI, JAKUB; and CIHAL, LUKAS
"Orthotrichum pamiricum (Bryophyta), a new epiphytic moss species from Pamir Mountains in Central Asia,"
Turkish Journal of Botany: Vol. 38:
4, Article 13.
Available at: https://journals.tubitak.gov.tr/botany/vol38/iss4/13