Persicaria dubia (Stein) Fourr. (syn. Polygonum mite Schrank)

Taxonomy: Fam. Polygonaceae// Genus: Persicaria// Species: Persicaria dubia (Stein) Fourr.

Determined according to the botanical key provided in The Flora of the Republic of Macedonia (Micevski, 1995) as Polygonum mite Schrank, Baier. Fl. 1: 668 (1789). The accepted name in The Euro+Med PlantBase (Uotila, 2017) is  Persicaria dubia (Stein) Fourr., in Ann. Soc. Linn. Lyon, ser. 2 17: 146. 1869.

Lifeform: Annual; Therophyte according to the Raunkiær system.

Distribution: Native from Europe to West Himalaya according to the Plants of the World Online portal (Royal Botanic Gardens, Kew).

Habitat:  Found in wet habitats- on the banks of rivers and other bodies of water.

Flowering period: Late summer- early fall (AUG, SEP).

Persicaria dubia  – habit in habitat. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.
Persicaria dubia  – habit in habitat. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.
Persicaria dubia  – inflorescence. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.
Persicaria dubia  – inflorescence. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.
Persicaria dubia  – inflorescence. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.
Persicaria dubia  – inflorescence. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.
Persicaria dubia  – inflorescence. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.
Persicaria dubia  – inflorescence. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.
Persicaria dubia  – leaves. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.
Persicaria dubia  – leaves. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.
Persicaria dubia  – stem with leaves and ochrea. Gorge of “Kochanska” River, 29.08.2021. Photo by Trajche Dimitrovski.

References:

Persicaria mitis (Schrank) Assenov. Plants of the World Online portal, Royal Botanic Gardens, Kew. http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:77108460-1 [Accessed 05.09.2021].

Persicaria dubia. Uotila, P. (2017): Polygonaceae. – In: Euro+Med Plantbase – the information resource for Euro-Mediterranean plant diversity. Published on the Internet http://ww2.bgbm.org/EuroPlusMed/PTaxonDetail.asp?NameId=56062&PTRefFk=7300000 [05.09.2021]

Micevski, K. (1995). The Flora of the Republic of Macedonia Vol. I, Book 3. Macedonian Academy of Sciences and Arts.

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