Rudbeckia hirta Linnaeus var. angustifolia (T.V. Moore) Perdue. Coastal Plain Black-eyed Susan. Phen: May-Jul. Hab: Longleaf pine woodlands, other dry sandy woodlands. Dist: SC south to FL, west to TX.

Origin/Endemic status: Endemic

Synonymy: = FNA21, K1, SE1, Tx, Perdue (1957); ? Rudbeckia divergens T.V Moore – S; < Rudbeckia hirta L. – Fl7, RAB, WH3; < Rudbeckia hirta L. var. hirta – K4

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACU (taxonomic split from wetland indicator species)
• Great Plains: FACU (taxonomic split from wetland indicator species)
• Midwest: FACU (taxonomic split from wetland indicator species)
• Northcentral & Northeast: FACU (taxonomic split from wetland indicator species)

Heliophily: 8