Mouse-ear-hawkweed

Mouse-ear-hawkweed - Pilosella officinarum

Alternative names
Mouse-ear Hawkweed
Description

Low to short stoloniferous plant with long woolly white hairs. Leaves all in a basal rosette often broadest above the middle, untoothed, white felted beneath. Flowerheads lemon yellow, 20 to 30 mm solitary, the outer florets often red striped beneath.

Designation

Indicator Species - Leicestershire, Leicester & Rutland Local Nature Recovery Strategy.

Identification difficulty
Habitat

Grassy, waste and bare places.

When to see it

May to July.

Life History

Perennial.

UK Status

Frequent throughout Britain but less common in East Anglia and northern Scotland.

VC55 Status

Frequent in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 311 of the 617 tetrads.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Additional images

All NatureSpot records

Photo of the association

Puccinia hieracii var. piloselloidearum

The rust fungus Puccinia hieracii var. piloselloidearum affects only Mouse-ear-hawkweed (Pilosella) species. It can cause severely affected plants to become weaker and is a gall-causer.