Romulea columnae

Tracheophyta MagnoliopsidaIridaceaeRomuleaRomulea columnae

Ecology

A cormous perennial herb of short, open turf on freely-draining sandy ground and cliff-slopes near the sea. Reproduction is mostly by seed, with division of the corm apparently much less significant. Lowland.

Status

Native

World Distribution

Mediterranean-Atlantic element.

Broad Habitats

Light (Ellenberg): 9

Moisture (Ellenberg): 4

Reaction (Ellenberg): 5

Nitrogen (Ellenberg): 2

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 6.2

July Mean Temperature (Celsius): 16.5

Annual Precipitation (mm): 842

Life form information

Height (cm): 6

Perennation - primary

Perennial

Life Form - primary

Non-bulbous geophyte (rhizome, corm or tuber)

Woodiness

Herbaceous

Clonality - primary

Tuberous or bulbous, slowing cloning by offsets

Comment on Clonality

Producing offsets freely (CTW)

Count of 10km squares in Great Britain: 2

Count of 10km squares in Ireland: 0

Count of 10km squares in the Channel Isles: 14

Distribution information

Plantatt Conservation Status

Vulnerable

JNCC Designations

NBNSYS0000002277

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

Atlas (330b)
Wigginton MJ
1999.  British Red Data Books. 1. Vascular plants, edn 3.