KNP Rare Plants Database


 
KY Office of Kentucky Nature Preserves




Eastern Blue-star
Amsonia tabernaemontana var. gattingeri
Family: Apocynaceae

Protection Status:
State Status:  E
USFWS Status: 

Global Rank: G5T3Q
State Rank: S2?

   

Photo by Tennessee Division of Natural Heritage @ TENN
Habitat:
Wet meadows, fields and ditches; also floodplain forests and moist, rich slope forests (Weakley 1998).

Species Description:
Perennial herb.

Phenology:
Flowering Period: Early April to late April.
Fruiting Period: Early August to late September.

Additional Information at NatureServe

Diagnostic Characteristics:
Bluestar is distinctive in having blue flowers, alternate leaves, milky sap, and flowers in terminal clusters. This species occurs in wet woods including the rara variety, gattingeri. This variety is distinguished by its narrower leaves (less than 3 cm wide).

Management:
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:
Occurs only in Kentucky and Tennessee.

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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