KNP Rare Plants Database


 
KY Office of Kentucky Nature Preserves




Svenson's Wildrye
Elymus svensonii
Family: Poaceae

Protection Status:
State Status:  S
USFWS Status: 

Global Rank: G3
State Rank: S3

   

Photo by University of Tennessee Herbarium (TENN)
Habitat:
Limestone bluffs with shallow rocky soils, especially on rocky slopes and ledges; often found along stream and river corridors.


Species Description:
Perennial grass.

Phenology:
Flowering Period: Early July to late July.
Fruiting Period: Early August to mid October.

Additional Information at NatureServe

Diagnostic Characteristics:
The most distinctive character for Elymus svensonii is the highly recurved awns of the fruit, although humidity may influence the degree the awns are recurved. In addition, the infloresence is generally droops. Glumes are absent or less than 20 mm in length.

Management:
Disturbance of surrounding areas such as ATV trails, timber removal or any activity that results in increased erosion and weed invasion will be detrimental. A forested buffer is needed to stabilize the cliffline.

Global Range:


Known Kentucky Occurrences:
Species occurrence map

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Data Last Updated: November 2018
Office of Kentucky Nature Preserves
300 Sower Blvd
Frankfort,KY 40601
Phone: (502) 573-2886
Email:
naturepreserves@ky.gov
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