Melica uniflora

Tracheophyta MagnoliopsidaPoaceaeMelicaMelica uniflora

Ecology

A rhizomatous perennial grass of woodland rides and margins, of shady hedge banks and rock ledges, mainly on free-draining, base-rich soils. It often grows in localised patches, suggesting that regeneration is mainly by rhizomatous spread. 0-395 m (Ysbyty Ifan, Denbs.), and up to 485 m in the Scottish Highlands.

Status

Native

World Distribution

European Temperate element.

© G. Toone, IWNHAS

Broad Habitats

Broadleaved, mixed and yew woodland

Light (Ellenberg): 4

Moisture (Ellenberg): 5

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 5

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.5

July Mean Temperature (Celsius): 15

Annual Precipitation (mm): 1015

Life form information

Height (cm): 60

Perennation - primary

Perennial

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Rhizome shortly creeping

Distribution information

Count of 10km squares in Great Britain: 1511

Count of 10km squares in Ireland: 246

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.04

Weighted Changed Factor: -8

Weighted Change Factor Confidence (90%)

15

Distribution information

JNCC Designations

NBNSYS0000002568

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 (383d)
Grime JP, Hodgson JG, Hunt R
1988.  Comparative Plant Ecology.
Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Meusel H, Jäger E, Weinert E
1965.  Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols.