Urostachys javanicus (Sw.) Herter = Huperzia serrata (Thunb.) Trevis.
English:
javanicus,-a,-um;

https://archive.org/stream/#page/66/mode/2up
homotypic synonyms:
Huperzia javanica (Sw.) Fraser-Jenk.; Lycopodium javanicum Sw.;

protologue: Estud. Bot. Reg. Uruguay 20: 66 (1949)

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