gibell Aquarium Society

Cryptocoryne ferruginea

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Engler (1879)

Family: Araceae

Synonyms: Cryptocoryne pontederiifolia Schott var. sarawacensis Rataj, C. sarawa-censis (Rataj) Jacobs.

Etymology: Cryptocoryne: see C. affinis; ferruginea: rust-colored (limb). Distribution: Borneo (Sarawak). Description: Blade narrow ovoid to ovoid, with a truncate or cordate base, 3-12 cm long, 1.5-3 cm wide, upperside green, often horizontally striped, underside occasionally purple-red and more or less short pubescent.

Spathe 10-15 cm, tube 1-2 cm, limb 8-11 cm long, very long caudate, more or less obliquely twisted, interior highly wrinkled, purple-red coloration. Collar blackish purple-red. Female flowers 5. Male flowers about 30. Number of chromosomes 2n = 34. Culture: This rare Cryptocoryne can be satisfactorily kept only in soft, acid water with a temperature around 25 °C. Ecology: Cryptocoryne ferruginea occurs in muddy soil in slow-moving waters in the freshwater tidal zone.

Cryptocoryne ferruginea: spathe with open ket-Cryptocoryne diderici with inflorescence. tie.