Matricaria occidentalis

Matricaria occidentalis
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Matricaria
Species:	M. occidentalis
Binomial name
	Matricaria occidentalis; (Greene) Rydb.
Synonyms[1][2]
	Chamomilla occidentalis Greene

Matricaria occidentalis, commonly known as valley mayweed,[1] is an annual plant native to North America. It is in the family Asteraceae.

Description

Stem either branching or below the corymbose summit, 15-45(70)cm high; not strongly scented; heads as much as 1.5 cm in diameter, conical in shape and greenish yellow in color; achenes sharply angled. Used as substitute for chamomile.

Distribution

Usually occurs in wetlands, but occasionally found in non wetlands. It is native to California and Oregon.

References

"Matricaria occidentalis". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 2016-11-09.
The Jepson Online Interchange for California Floristics − Jepson eFlora (TJM2) (2010). "Taxon: Matricaria occidentalis Greene". Taxonomy for Plants. University of California, Berkeley. Retrieved 2016-11-09.

External links

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.

[NRCS-1] "Matricaria occidentalis". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 2016-11-09.

[TJM2-2] The Jepson Online Interchange for California Floristics − Jepson eFlora (TJM2) (2010). "Taxon: Matricaria occidentalis Greene". Taxonomy for Plants. University of California, Berkeley. Retrieved 2016-11-09.