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Leymus triticoides
Leymus triticoides (Buckley) Pilg.
Beardless Wildrye, Beardless Lyme Grass, Creeping Wildrye
Poaceae (Grass Family)
Synonym(s): Elymus condensatus var. triticoides, Elymus orcuttianus, Elymus triticoides, Elymus triticoides var. pubescens
USDA Symbol: LETR5
USDA Native Status: L48 (N), HI (I), CAN (N)
A 2-4 ft. tall, long-lived, cool-season grass, forming large colonies from an extensive rhizome system. The seedhead of this loose sod-former is erect and slender.
From the Image Gallery
No images of this plant
Plant Characteristics
Duration: PerennialHabit: Grass/Grass-like
Root Type: Fibrous
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Venation: Parallel
Fruit Type: Caryopsis
Size Notes: Up to about 4 feet tall.
Leaf: Green
Bloom Information
Bloom Color: Red , Yellow , Green , BrownBloom Time: May , Jun , Jul , Aug
Bloom Notes: Flowers inconspicuous. Bloom color refers to spikelets. Bloom time refers to fruiting period.
Distribution
USA: AZ , CA , CO , ID , MT , NM , NV , OR , TX , UT , WA , WYCanada: BC
Native Distribution: MT to WA, s. to NM & Baja CA; probably naturalized eastward.
Native Habitat: Dry to moist, low & medium elevation hills, canyons & open woods.
Growing Conditions
Water Use: HighLight Requirement: Sun , Part Shade
Soil Moisture: Dry , Moist
CaCO3 Tolerance: High
Drought Tolerance: High
Soil Description: Moist to drier, alkaline soils.
Conditions Comments: Extremely saline tolerant. Useful for improving saline rangelands and waterfowl areas.
Propagation
Description: Sow seed.Seed Treatment: No pretreatment is necessary.
Commercially Avail: yes
Find Seed or Plants
Find seed sources for this species at the Native Seed Network.
View propagation protocol from Native Plants Network.
National Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | FAC | FAC | UPL | FAC |
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:Santa Barbara Botanic Garden - Santa Barbara, CA
Native Seed Network - Corvallis, OR
Web Reference
Webref 30 - Calflora (2018) CalfloraWebref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Leymus triticoides in USDA PlantsFNA: Find Leymus triticoides in the Flora of North America (if available)
Google: Search Google for Leymus triticoides
Metadata
Record Modified: 2023-06-07Research By: TWC Staff