Amsonia salicifolia Pursh. Gattinger's Bluestar. Hab: Rich forests, rocky forests, riverside scours. Dist: IL, MO, and se. KS south to (?) ne. TX, and apparently disjunct in the Interior Low Plateau of sc. KY, c. TN (Chester, Wofford, & Kral 1997), and in n. GA.

Origin/Endemic status: Endemic

Synonymy: = S; = Amsonia tabernaemontana Walter var. gattingeri Woodson – Tn; = Amsonia tabernaemontana Walter var. salicifolia – FNA14, Il, K3, Mo2, RAB, Tx, Williams (2019a), Woodson (1938); < Amsonia tabernaemontana Walter – C, GrPl, GW2, NcTx, Ok, W; > Amsonia tabernaemontana Walter var. gattingeri Woodson – F, K1, Woodson (1928); > Amsonia tabernaemontana Walter var. salicifolia – F, Woodson (1928)

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACW (taxonomic split from wetland indicator species)
• Eastern Mountains and Piedmont: FAC (taxonomic split from wetland indicator species)
• Great Plains: FACW (taxonomic split from wetland indicator species)
• Midwest: FACW (taxonomic split from wetland indicator species)
• Northcentral & Northeast: FACW (taxonomic split from wetland indicator species)

Heliophily: 5