Mammoth Cave Area Flora
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SPRING Yellow-Orange Fls
SPRING Blue/purple fls
SPRING White Flowers
SUM-Fall blue, purple
SUM-FALL yel. orange
SUM-FALL white fls
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Invasive species
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Group ID guides
Agrimony
Asters
Blazing stars
Goldenrods
Knotweeds & smartweeds
Ruellia
St John's Wort
Sunflowers and similar
Tick-trefoils
Violets
Tall thoroughwort
(Eupatorium altissimum)
aka tall boneset. This uncommon member of a large genus is found in barrens and dry clearings. Leaves are stemless, with toothed margins. (Asteraceae) MC