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| published in: | Species Plantarum 2: 964. 1753-05-01 | |||
| distribution: | Europe, N. Africa, Middle East Central Asia to China | map: | ||
| subfamily: | Aroideae | tribe: | Areae | |
| no. of species: | 32 | cultivars: | a few, hybrids known too | |
| chromosome count: 2n=28, 42, 56, 70, 84 | ||||
| morphology: | rhizomatous geophytes, seasonally dormant, leaves sagittate or hastate, flowers unisexual, sterile flowers present. | |||
| systematics: | The genus is divided into 2 sections: Arum and Dioscoridea section Dioscoridea divided into 6 subsections: Alpina, Discroochiton, Tenuifila, Hygrophila, Poeciloporphyrochiton, Cretica | |||
 balansanum |  concinnatum |  cylindraceum |  cyrenaicum |  dioscoridis |  hygrophilum |  italicum #1 |  italicum #2 |
 'Marmoratum' |  maculatum |  nigrum |  palaestinum |  purpureospathum |  × sooi |
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 David Scherberich: Arum | |