Cryptocoryne crispatula var. tonkinensis

Aquarium suitability: yes
Usage: Background, Midground
See also: Cryptocoryne crispatula var. balansae , Cryptocoryne crispatula var. flaccidifolia , Cryptocoryne crispatula var. kubotae
Range and localities: 

Northern Vietnam and southeastern China (Guangxi)

  • Cryptocoryne tonkinensis Gagnep.
  • Cryptocoryne retrospiralis var. tonkinensis (Gagnep.) de Wit

Habit, plant type:

  • rosette
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Botanical name [?]: Cryptocóryne crispátula var. tonkinénsis (Gagnep.) N. Jacobsen

Major group (unranked): Seed plants: Flowering plants (Angiosperms)
Order: Alismatales
Family: Araceae
Genus: Cryptocoryne


Cryptocoryne crispatula var. tonkinensis comes from Vietnam and southeastern China (Guangxi). It is distinct from an extremely narrow-leaved plant from eastern Thailand that was long known as "C. tonkinensis", now described as a new variety (Cryptocoryne crispatula var. kubotae).

- To be continued -

References and further reading:
  1. follows
Light low to high 
Temperature tolerance 8 to 30 °C
Optimum temperature 20 to 26 °C
Carbonate hardness 5 to 21 °dKH
pH value 6 to 9 
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

Propagation: Runners, Rhizomteilung, Splitting, cutting off daughter plants

Can grow emersed?: yes

Suited for outdoor cultivation / ponds: unknown

Winter hardiness: not hardy in Germany

References and further reading:
  1. follows
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Trading possible?
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