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A bridge over the small tributary of the Kapuas River near Sekadau. The water level is low in the dry season.
photo Wongso |
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Note the steep, bare banks of the stream, The water level may rise up to two meters during during the monsoon season.
photo Takahashi
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Close-up of a patch of Cryptocoryne ferruginea var. sekadauensis.
photo Takahashi |
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A big stand of Cryptocoryne ferruginea var. sekadauensis growing partly submerged. This will probably become fully emerged later in the season.
photo Takahashi
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An uprooted plant of Cryptocoryne ferruginea var. sekadauensis with spathe and fruit.
coll. NT 0404
photo Takahashi
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The brown-leaved hybrid plant is found more upstream. The spathe is the same as Cryptocoryne ferruginea var. sekadauensis.
coll. Kishi 'brown4'
photo Kishi
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A close-up to the brown leaved plant.
coll. Kishi 'brown2'
photo Kishi
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Even further upstream Cryptocoryne fusca is found.
photo Takahashi
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Spathe of Cryptocoryne ferruginea var. ferruginea from Bonti with a thick tail and mostly open
coll. SW-09x, cult. B 1329
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Spathe of Cryptocoryne ferruginea var. sekadauensis with a treadlike tail.
coll. SW 0905, cult. B 1318
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Limb of the spathe of Cryptocoryne ferruginea var. ferruginea is mostly wider opened.
coll. SW-09x, cult. B 1329
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Limb of the spathe of Cryptocoryne ferruginea var. sekadauensis.
coll. SW 0905, cult. B 1318
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A longitudinal section of the kettle of var. ferruginea ...
coll. SW-09x, cult. B 1329
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... and of var. sekadauensis
coll. SW 0906, cult. B 1319
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Spathe of var. ferruginea (left) and var. sekadauensis.
coll. NT-BO2 / NT-SK2
photo Wongso
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Var. sekadauensis cultivated in leaf mould of the beech tree.
coll. NT 0404, cult. NJ
photo Jacobsen
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Herbarium sheet of var. sekaduaensis with spathe and fruit.
coll. NT 0404 (SK2)
mount by Takahashi
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First flowering of Cryptocoryne ferruginea var. sekadauensis in cultivation.
coll. SDU-01
photo Kishi
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Distribution of Cryptocoryne ferruginea var. sekadauensis
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Distribution of Cryptocoryne ferruginea var. ferruginea
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Cryptocoryne ferruginea var. sekadauensis is easy to cultivate emerged in a pot with a mineral soil with some leaf litter or half submerged in leaf litter of for example the beech tree. It is unknown if this plant is suitable for the standard (hard water) aquarium.
December 2013 |
Literature. (see more at the var. ferruginea page)
- Bastmeijer, J.D., H. Kishi, N. Takahashi, S.Wongso & N. Jacobsen, 2013. Eine neue Varietät der Cryptocoryne ferrruginea Engl. von Sekadau, West Kalimantan, Indonesien. Aqua-Planta 38(3): 84-93.(Document service)
- Bastmeijer, J.D., H. Kishi, N. Takahashi, S.Wongso & N. Jacobsen, 2013. A new variety of Cryptocoryne ferrruginea Engl. from Sekadau, West Kalimantan province, Indonesia.
The Aquatic Gardener 26(4): 33-38.
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