Kentucky Nature Preserves Rare Plants

Kentucky State Nature Preserves Commission

Western False Gromwell
Onosmodium occidentale
Family: Boraginaceae

Protection Status:
State Status:  E
USFWS Status: {null}

Global Rank: G4?
State Rank: S1

Sandy, gravelly, or rocky prairies, glades, and open woods.

Species Description:
Perennial herb.

Flowering Period: Early June to late July.

Additional Information at NatureServe

Diagnostic Characteristics:
This variety is smaller than var hisspidissimum and has leaves to 2 cm wide. The fruit does not have a collar and are smooth and shiny.Corolla tubular, regular, dull yellowish white, the lobes erect and acute. Ovary deeply 4 parted. Anthers included. Style long exsert.

Woody plant invasion may need to be controlled using periodic prescribed fire, mowing or other means to maintain the open character of the habitat for this species. Hand removal of trees in the vicinity of the species is necessary. Soil disturbance resulting from activities such as ATV trails, timber removal or any activity that results in increased erosion and weed invasion will be detrimental. Exotic pest plants are a threat to this species and should be removed.

Global Range:

Known Kentucky Occurrences:

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Data last updated: Wednesday, May 28, 2014
Kentucky State Nature Preserves Commission
801 Teton Trail
Frankfort,KY 40601
Phone: (502) 573-2886
Fax: (502) 573-2355
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