ruohoyrtti
Ruohoyrtti is a Finnish vernacular term used in botany and horticulture to describe a group of low-growing herbaceous plants that occur in grassy habitats such as lawns, meadows, and field margins. The name combines ruoho ('grass, turf') and yrtti ('herb'). Because it is a vernacular category rather than a formal taxon, ruohoyrtti refers to a diverse set of species that share habitat and growth form rather than shared ancestry.
Ecology and morphology: Plants categorized as ruohoyrtti are typically small, creeping or tufted, and adapted to
Distribution and habitat: The term is most commonly used in Finland and other parts of northern Europe,
Cultural notes: In traditional Finnish folk knowledge, some plants within the ruohoyrtti category have been used