Kentucky Nature Preserves Rare Plants

Kentucky State Nature Preserves Commission

Brook Saxifrage
Boykinia aconitifolia
Family: Saxifragaceae

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

Global Rank: G4
State Rank: S1S2

Streambanks, riverbanks, in crevices in spray cliffs around waterfalls, seepages (Weakley 1998).

Species Description:
Perennial herb.

Flowering Period: Early June to late July.

Additional Information at NatureServe

Diagnostic Characteristics:
Superficially looks like an alumroot, leaves chiefly basal but with 1 or 2 stem leaves as well, these deeply palmately lobed, the hypanthium (cupped portion of the fruit) glandular hairy; occurs exclusively on rocky stream banks in Kentucky but moist mountain woods elsewhere.

Avoid changes in moisture conditions at the site. These could result from overstory removal, changes in hydrology (stream alteration or increased erosion for example). Avoid degradation of water quality or changes in natural stream flow

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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