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Key to Dirca
Thymelaeaceae
Dirca
https://fsus.ncbg.unc.edu/main.php?pg=show-key.php&keyid=41061
1 Inflorescence pedunculate, the peduncle 7-11 mm long; flowers sessile or subsessile, the pedicels 0-1 mm long; calyx tube 5-7 mm long; bracts of the inflorescence finely white to tan tomentose; [MO, e. KS, n. AR]
1 Inflorescence sessile to subsessile, the peduncle 0-1 mm long; flowers pedicellate, the pedicels 2-10 mm long; bracts of the inflorescence brown to tan tomentose; calyx tube 2-4 mm long; finely white to tan tomentose; [widespread in our region, south to GA, n. FL, s. AL, s. MS, nc. LA, se. OK]