Myrrhis odorata

Tracheophyta MagnoliopsidaApiaceaeMyrrhisMyrrhis odorata


A perennial herb of hedge banks, woodland margins, roadside verges, river banks and other grassy places. Many sites are near houses or old settlements, indicating its origin in cultivation, but it is also often found in places remote from habitation. Generally lowland, but reaching 500 m in E. Allendale (S. Northumb.).



World Distribution

Native of the mountains of C. & S. Europe; widely naturalised elsewhere in temperate Europe.

© P. Shannon

Broad Habitats

Light (Ellenberg): 7

Moisture (Ellenberg): 6

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 7


Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3

July Mean Temperature (Celsius): 14.1

Annual Precipitation (mm): 1084

Life form information

Height (cm): 180

Perennation - primary


Life Form - primary




Clonality - primary

Little or no vegetative spread

Distribution information

Count of 10km squares in Great Britain: 1152

Count of 10km squares in Ireland: 147

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.25

Weighted Changed Factor: -25

Weighted Change Factor Confidence (90%)


Distribution information

JNCC Designations


PLANTATT - Attributes of British and Irish plants. (.zip 1455KB) This dataset was compiled and published in 2004, and last updated in November 2008. Download includes an Excel spreadsheet of the attributes, and a PDF explaining the background and nomenclature. Note that the PDF version is the booklet as published, whereas the Excel spreadsheet incorporates subsequent corrections. A hardcopy can be purchased from the Centre for Ecology and Hydrology.

Atlas text references