''Angelica arguta'' commonly known as Lyall's angelica is a species of
angelica. It is native to western North America, where it grows in
coniferous forests from
British Columbia
British Columbia is the westernmost Provinces and territories of Canada, province of Canada. Situated in the Pacific Northwest between the Pacific Ocean and the Rocky Mountains, the province has a diverse geography, with rugged landscapes that ...
to
Utah
Utah is a landlocked state in the Mountain states, Mountain West subregion of the Western United States. It is one of the Four Corners states, sharing a border with Arizona, Colorado, and New Mexico. It also borders Wyoming to the northea ...
. This is a
taproot
A taproot is a large, central, and dominant root from which other roots sprout laterally. Typically a taproot is somewhat straight and very thick, is tapering in shape, and grows directly downward. In some plants, such as the carrot, the taproot ...
ed perennial herb growing an erect, hollow stem to heights between one and two meters. It produces large, somewhat triangular leaves made up of many toothed, pointed leaflets each up to 9 centimeters long. The top of the stout stem is occupied by an
inflorescence
In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...
in a compound
umbel arrangement, with the webbed rays of the umbel up to 10 centimeters long each. The flowers are generally yellowish.
The roots have been used medicinally for colds, sore throats or cramps.
Beetles pollinate the flowers.
References
External links
Jepson Manual TreatmentUSDA Plants ProfilePhoto gallery
arguta
Plants described in 1840
Flora of Washington (state)
{{Apiaceae-stub