Fleshy Yellow-sorrel
Fleshy Yellow-sorrel on a wall, Tresco
Group of flowers and lichens
Close-up of flower
Fleshy trefoil leaves
Oxalis megalorrhiza
Wall Oxalis
Oxalidaceae
April to October
It grows in the Scilly Islands and West Cornwall.
See the BSBI distribution map for Fleshy Yellow-sorrel
It is a neophyte, which was introduced into the Scillies from
South America.
It has been naturalised since the 1930s and grows extensively
on walls and banks, particularly on Tresco.
Fleshy Yellow-sorrel is a non-native, spreading and trailing, herb.
Flowers are bright yellow, up to 15mm across and 5-merous.
Leaflets form a trefoil and are dark green and fleshy.
Stems are erect to ascending, subterranean and aerial, up
to 20cm, thick and succulent.
Fleshy Yellow-sorrel can be invasive.
Previous page: Field Pansy
Next page: Fringecups
Fleshy Yellow-sorrel on a wall, Tresco
Group of flowers and lichens
Close-up of flower
Fleshy trefoil leaves
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