A New Rupicolous Species from West of Türkiye: Stachys cuhacioglui (Lamiaceae)

Abstract

Stachys is one of the most diverse genera of the family Lamiaceae and currently consists of 360 species. Here, we describe Stachys cuhacioglui (Lamiaceae) as a new species based on morphological and micromorphological data. The new species was discovered in İzmir province in west of Türkiye. Stachys cuhacioglui differs from S. annua complex by its perennial, chasmophyte habitus, cordate basal leaves, shorter campanulate calyx with recurved teeth, and shorter corolla. The description, etymology, phenology, geographical distribution, IUCN threat category and ecology of the new species are given.