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Madeira sorrel
Rumex maderensis
Rumex maderensis, commonly known as Madeira sorrel or Madeira dock, is a species of flowering plant in the buckwheat family Polygonaceae.
From the article Rumex maderensis on Wikipedia (CC BY-SA), quoted section by section
Description
Rumex maderensis is a subshrub with ovate-deltoid leaves, that wither at the base. It has simple inflorescences with unisexual flowers, that consist of six perianth segments arranged in two rows. Its fruits are small nuts with membranous, suborbicular valves enclosing it. Both the flowering and fruiting period lasts from sprint to summer with both being wind dispersed. The chromosomal count of the plant is 2n = 40.
Range & habitat
The plant grows on Madeira Island and the Western Canary Islands of Tenerife, Gran Canaria, La Palma, La Gomera and El Hierro. In the Teide National Park it grows on the Western slopes of the Montaña de Igueque, in altitudes of about 2100 m.
Wikipedia: “Range”
What it does
Rumex maderensis is characteristic of the botanical assemblage known as the Ranunculo cortusifolii-Geranion canariensis alliance.
Wikipedia: “Ecology”
At the table
In folk medicine R. maderensis is used in poultices for dermatosis and in infusions as a diuretic and blood depurative.
Wikipedia: “Uses”
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Rumex maderensis in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 699253.