Synonyms
Huperzia flaccida (Herter) Holub
Urostachys mollicomus Herter ex Nessel & Hoehne
Lycopodium williamsii Underw. & F.E.Lloyd
Urostachys neptuni Herter
Huperzia setacea var. mollicoma (Spring) Trevis.
Urostachys setacea var. brasiliensis (Spring) Nessel
Urostachys flaccidus Herter
Phlegmariurus mollicomus (Spring) B.Øllg.
Urostachys williamsii (Underw. & F.E.Lloyd) Herter ex Nessel
Lycopodium dichotomum subsp. mollicomum Spring
Lycopodium mollicomum (Spring) Spring
Lycopodium setaceum var. brasiliense Spring