Hymenasplenium obscurum

Dark spleenwort

Aquarium suitability: yes
Usage: Epiphyte (growing on hardscape)
Difficulty: easy
Growth: slow
Range and localities: 

Origin of the aquarium population: Taiwan

Availability [?]: 
  • occasionally available commercially

Common names: 
  • Dark spleenwort

  • Asplenium obscurum Blume
  • Asplenium auritum var. obscurum (Blume) E. Fourn.

Misapplied names: 
  • Crepidomanes auriculatum

Habit, plant type:

  • rhizome or creeping stem
  • epiphyte or epilith
  • fern
Botanical name [?]: Hymenasplénium obscúrum (Blume) Tagawa

Major group (unranked): Ferns (Monilophytes)
Order: Polypodiales
Family: Aspleniaceae
Genus: Hymenasplenium

References and further reading:
  1. Kasselmann, C. (2012): Hymenasplenium obscurum - Der neue Streifenfarn ist jetzt bestimmt. - D. Aqua. u. Terr. Z. (Datz) 2012 (6), June 2012: 48-52.
Light low to high 
Temperature tolerance 18 to 26 °C
Optimum temperature 20 to 25 °C
Carbonate hardness 0 to 14 °dKH
pH value 6 to 8 
Carbon dioxide (CO2) 5 to 40 mg/l
Nitrate (NO3-) 10 to 50 mg/l
Phosphate (PO43-) 0.1 to 3 mg/l
Potassium (K+) 5 to 30 mg/l
Iron (Fe) 0.01 to 0.5 mg/l

Growth: slow

Propagation: Proliferating leaves, Rhizomteilung, Splitting, cutting off daughter plants

Can grow emersed?: yes

Suited for outdoor cultivation / ponds: unknown

Winter hardiness: not hardy in Germany

There is no detailled information for cultivating this plant yet.
dark green

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TODO Hymenasplenium obscurum is also known as Dark spleenwort. TODO

Wasserpflanzen sind ein fester Bestandteil der meisten Aquarien. Beim Aquascaping, dem Naturaquarium, Biotop-Aquarium oder dem Gesellschaftsaquarium sind Wasserpflanzen nicht nur für die Wasserqualität entscheidend, sondern sorgen auch stets für eine optische Aufwertung des Aquariums.