Oxalis debilis

Tracheophyta MagnoliopsidaOxalidaceaeOxalisOxalis debilis

Ecology

A bulbous perennial herb, formerly widely grown as an ornamental and readily becoming naturalised in gardens and on waste ground. It spreads rapidly by easily detached bulblets that are resistant to all but the strongest herbicides, and in places it has become an almost ineradicable weed. Lowland.

Status

Neophyte

World Distribution

Native of temperate S. America.

Broad Habitats

Light (Ellenberg): 7

Moisture (Ellenberg): 4

Reaction (Ellenberg): 6

Nitrogen (Ellenberg): 8

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 4.3

July Mean Temperature (Celsius): 16.1

Annual Precipitation (mm): 784

Life form information

Height (cm): 20

Perennation - primary

Perennial

Life Form - primary

Bulbous geophyte

Woodiness

Herbaceous

Clonality - primary

Detaching ramets at or below ground

Count of 10km squares in Great Britain: 137

Count of 10km squares in Ireland: 10

Count of 10km squares in the Channel Isles: 12

Distribution information

JNCC Designations

NBNSYS0000003181

PLANTATT - Attributes of British and Irish plants. (.zip 1455KB) This dataset was compiled and published in 2004, and last updated in November 2008. Download includes an Excel spreadsheet of the attributes, and a PDF explaining the background and nomenclature. Note that the PDF version is the booklet as published, whereas the Excel spreadsheet incorporates subsequent corrections. A hardcopy can be purchased from the Centre for Ecology and Hydrology.

Atlas text references

de Bolòs O, Vigo J
1990.  Flora dels Països Catalans, II. Crucíferes-Amarantàcies.
Watson (1997)
Young DP
1958.  Oxalis in the British Isles. Watsonia. 4:51-69.