Comments
provided by eFloras
Originally a tropical Eastern Hemisphere species, Diplazium esculentum is introduced in North America. This fern is used as a vegetable in eastern and southeastern Asia.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Description
provided by eFloras
Stems erect; scales brown, linear-lanceolate, margins dentate. Petiole 30--60 cm. Blade ovate, 2-pinnate to 2-pinnate-pinnatifid, 50--100 × 15--50 cm, base ± narrowed, apex abruptly acuminate. Pinnae 1-pinnate to 1-pinnate-pinnatifid. Pinnules oblong, base ± truncate, ± auriculate, apex acuminate, incised or lobed halfway to costule. Veins pinnate, anastomosing. Sori elongate, single or double, indusiate; indusia vaulted, thin, erose. 2 n = 82.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Distribution
provided by eFloras
introduced; Fla., La.; se Asia; Africa.
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- cc-by-nc-sa-3.0
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Habitat
provided by eFloras
Moist soil near stream; 0m.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Synonym
provided by eFloras
Hemionitis esculenta Retzius, Observ. Bot. 6: 38. 1791
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Derivation of specific name
provided by Flora of Zimbabwe
esculentum: edible, some use the young fronds as a vegetable.
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- Mark Hyde, Bart Wursten and Petra Ballings
- bibliographic citation
- Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Diplazium esculentum (Retz.) Sw. Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=102020
- author
- Mark Hyde
- author
- Bart Wursten
- author
- Petra Ballings
Description
provided by Flora of Zimbabwe
Rhizome erect, often with a slendert caudex up to 0.5 (1)m × 6 cm; rhizome scales dark brown with black margins, up to 10 mm long, margins finely toothed; vegetatively spreading and forming colonies from root buds.
Fronds large, tufted, erect.
Stipe up to 6 cm long, grooved, pale brown above, darker and more scaly at the base.
Lamina 2- to 3-pinnate, up to 0.85 m × 0.6 m, triangular in outline.
Pinnules triangular-linear, variable in size, up to 8 × 2.5 cm, dark green, subsessile, very shallowly cut into lobes with rounded apices, margins toothed, glabrous above, but costules and veins below with scattered, pale brown scales; veins free or forked, basal 3-5 pairs of adjacent veins anastomosing below the sinus.
Rhachis grooved, subglabrous with small light brown scales especially along the groove.
Sori linear, set along most veins; indusium dark brown, thin, margins becoming uneven with age.
- license
- cc-by-nc
- copyright
- Mark Hyde, Bart Wursten and Petra Ballings
- bibliographic citation
- Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Diplazium esculentum (Retz.) Sw. Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=102020
- author
- Mark Hyde
- author
- Bart Wursten
- author
- Petra Ballings
Worldwide distribution
provided by Flora of Zimbabwe
Native to Asia, naturalised in South Africa, Zimbabwe, USA, Australia.
- license
- cc-by-nc
- copyright
- Mark Hyde, Bart Wursten and Petra Ballings
- bibliographic citation
- Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Diplazium esculentum (Retz.) Sw. Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=102020
- author
- Mark Hyde
- author
- Bart Wursten
- author
- Petra Ballings
Diplazium esculentum: Brief Summary
provided by wikipedia EN
Diplazium esculentum, the vegetable fern, is an edible fern found throughout Asia and Oceania. It is probably the most commonly consumed fern.
The genus Diplazium is in the family Athyriaceae, in the eupolypods II clade of the order Polypodiales, in the class Polypodiopsida.
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