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Lolium perenne, common name perennial ryegrass, [1] English ryegrass, winter ryegrass, or ray grass, is a grass from the family Poaceae. It is native to Europe, Asia and northern Africa, but is widely cultivated and naturalised around the world.
Lolium multiflorum (Italian rye-grass, [2] annual ryegrass) is a ryegrass native to temperate Europe, though its precise native range is unknown. [3] It is a herbaceous annual, biennial, or perennial grass that is grown for silage, and as a cover crop. [4] [5] It is also grown as an ornamental grass.
The primary species found worldwide and used both for lawns and as a forage crop is perennial ryegrass (Lolium perenne). Like many cool-season grasses of the Poaceae, it harbors a symbiotic fungal endophyte, either Epichloë or its close relative Neotyphodium, both of which are members of the fungal family Clavicipitaceae. [10] [11]
Glenn Ross Images/Getty Images. Siberian irises have pretty sword-shaped foliage and intricate-looking flowers in an array of colors ranging from yellow to pale purple to dark amethyst.
Pampas grass (Cortaderia selloana) is easily recognizable, with semi-dwarf to very large selections for the landscape. Deer grass ( Muhlenbergia rigens ) and canyon prince wild blue rye ( Leymus condensatus ) are popular in larger settings, natural landscaping , and native plant gardens.
Manual of Vascular Plants of Northeastern United States and Adjacent Canada. (Second Edition) The New York Botanical Garden, Bronx, New York 10458, 910 pages. Google Hybrid Map. 2006. Target building, Soldiers Delight Visitor Center. Holmgren, Noel H. 1998. Illustrated Companion to Gleason and Cronquist's Manual.
Erosion control: Because plant materials (stems, crowns, etc.) can remain in place year-round, topsoil erosion due to wind and rainfall/irrigation is reduced [11]; Water-use efficiency: Because these crops tend to be deeper and more fibrously-rooted than their annual counterparts, they are able to hold onto soil moisture more efficiently, [12] while filtering pollutants (e.g. excess nitrogen ...
Culm of Bromus sterilis, showing typical grass morphology with blade-like leaves and inflorescence as spikelets organised in a panicle. Poaceae, also known as the true grasses, is the fourth largest plant family in the world with around 12,000 species and roughly 800 genera.