Echinodorus subalatus
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| Echinodorus subalatus | ||||||||||||||
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| Scientific classification | ||||||||||||||
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| Binomial name | ||||||||||||||
| Echinodorus subalatus (Mart.) Griseb. in Cat. Pl. Cub. 218, 1866 |
In Rataj's taxonomy E. subalatus is in Section Palaefolii, Subgenus Echinodorus
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[edit] Synonyms
Alisma subalatum Mart. including majus, medium and minus; E, rubonervis Hort.; E. rangeri Hort.
[edit] Description
Leaves with canaliculate petioles, blades lanceolate, narrowly to broadly ovate, sharp on the tip, decumbent or rarely abrupt on the base, 18 - 24 cm long x 2 - 9 cm wide, with terrestrial forms usually only 10 x 2 cm having 5 - 7 veins and distinct pellucid lines.
Stem below cylindrical, between whorls triangular, often alate, 35 - 120 cm long. Inflorescence racemose or paniculate having 4 - 15 whorls. Bracts on base connate, longer than the pedicels (up to 3.5 cm). Pedicels 0.5 - 2 cm long. Sepals 4 - 6 mm long, petals about twice as long, the diameter of the corolla 1.2 - 1.5 cm. Usually 12 stamens, achenes 2 x 1.5 mm with one, rarely 2 glands separated by a rib. Stylar beak bent back - reaching usually 1/4 of the body.
Vegetatively resembles E. andrieuxii, nut differs by having distinct pellucid lines, a usually paniculate infloresence and by achenes with beaks that are at most 1/3rd as long as the body.
[edit] Distribution
Central America to South Brazil. Found naturally growing in mud by the side of streams.
[edit] Cultivation
Deep, rich growing substrate and a good light. Will grow submersed or emerse. Benefits from additional CO2.
[edit] External links
[edit] Refs
K. Rataj in Petfish Monthly, December 1976.
