Styrax americanus Lamarck var. pulverulentus (Michaux) Perkins ex Rehder. Downy American Snowbell. Phen: Apr-May; Jul-Sep. Hab: Wet pine flatwoods. Dist: ‘Good’ var. pulverulentus ranges from SC south to s. FL and west to e. TX and se. MO; some plants in NC and SC are transitional between the two varieties and will not be easily assigned.

Origin/Endemic status: Endemic

Synonymy: = C, Gonsoulin (1974); = Styrax americana var. americana – Gonsoulin (1974); = Styrax pulverulenta Michx. – S; < Styrax americana – Ar, G, GW2, RAB, Tx, W; < Styrax americanus Lam. – Fl5, FNA8, K1, K3, K4, WH3

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Wetland Indicator Status:

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

Heliophily: 6