Elymus macgregorii

Elymus macgregorii
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Clade:	Commelinids
Order:	Poales
Family:	Poaceae
Subfamily:	Pooideae
Genus:	Elymus
Species:	E. macgregorii
Binomial name
Elymus macgregorii R.E.Brooks & J.J.N.Campb.

Elymus macgregorii, also known as early wildrye and Macgregor's wildrye, is a species of grass found in North America, usually east of the 100th meridian. It hybridizes readily with Elymus virginicus and Elymus hystrix . ^{[1] [2]}

Description

Elymus macgregorii is a perennial, facultative wetland species that grows about 4 feet (1.2 m) tall. ^[3]

It is often found alongside sugar maple, white ash, and American linden. ^[4] It flowers and fruits from mid-May to late June. ^[2]

References

1. Committee, Flora of North America Editorial (1993). Flora of North America: North of Mexico. Oxford University Press. p. 296. ISBN   978-0-19-531071-9.
2. "Maine Natural Areas Program Rare Plant Fact Sheet for Elymus macgregorii". www.maine.gov. Retrieved 2025-01-27.
3. Jakab, Sandor (2023-01-01). "Buoyancy and Emergence in Elymus Species". Williams Honors College, Honors Research Projects.
4. Haines, Arthur (2011-11-08). New England Wild Flower Society's Flora Novae Angliae: A Manual for the Identification of Native and Naturalized Higher Vascular Plants of New England. Yale University Press. p. 255. ISBN   978-0-300-17154-9.