Lycopodiella prostrata (R.M. Harper) Cranfill. Featherstem Clubmoss, Prostrate Bog-clubmoss.

All pairwise combinations of sympatric species form fertile hybrids (only L. inundata and L. prostrata are entirely allopatric and not known to hybridize). The following hybrids should be expected where the parents grow together.
Phen: Jul-Sep. Hab: Pine savannas, wet pine flatwoods, seepages, bogs, wet prairies. Dist: A Southeastern Coastal Plain endemic: se. NC south to c. FL and west to AR and e. TX, with scattered occurrences disjunct inland (as in n. GA, n. AL, and c. AR).

Origin/Endemic status: Endemic

Synonymy: = Ar, ETx1, Fl1, FNA2, K1, K3, K4, TxFerns, WH3; = Lycopodium alopecuroides Linnaeus var. pinnatum Chapman – Tx; = Lycopodium inundatum Linnaeus var. pinnatum Chapman; = Lycopodium prostratum R.M. Harper – C, S13, Sf; < Lycopodium alopecuroides Linnaeus – RAB

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: OBL
• Eastern Mountains and Piedmont: OBL
• Great Plains: OBL

Heliophily: 8