HAIRY ROCKCRESS

Arabis hirsuta

Cabbage [Brassicaceae]

15th May 2008, Warton Crag, Cumbria.

Photo: © RWD

Usually only a foot high, with hairy leaves on the lower half of the stem pointing upwards, and many longish seed pods on the upper half, both close to the stem. White flowers atop.

15th May 2008, Warton Crag, Cumbria.

Photo: © RWD

Seed pods longer than their stalks, cylindrical, and close to the stem, which is also hairy.

15th May 2008, Warton Crag, Cumbria.

Photo: © RWD

Stem leaves hairy both sides, lanceolate, only slightly toothed and held upright and close to the stem.

5th May 2011, Lathkilldale, Derbyshire.

Photo: © RWD

Flower head small and compact, with many white petalled flowers at the top. Any upper leaves narrower and clasping the stem.

5th May 2011, Lathkilldale, Derbyshire.

Photo: © RWD

Four white petals with rounded ends.

5th May 2011, Lathkilldale, Derbyshire.

Photo: © RWD

Flowers 7 - 10mm across with nominally six stamens, although some have as few as four.

5th May 2011, Lathkilldale, Derbyshire.

Photo: © RWD

Un-opened flower buds brownish-purple and shaped like ¹/₈th inch flat-blade screw-drivers.

10th June 2009, Smarsdale, Yorkshire.

Photo: © RWD

Seed pods brown, cylindrical, longer than their stalks, held upright and close to the main stem.

10th June 2009, Smarsdale, Yorkshire.

Photo: © RWD

Basal leaves noticeably hairy and lanceolate. Notice several secondary stems about to sprout from the centre.

Some similarities to : Thale Cress and other short white-flowered members of the Cabbage Family such as Hairy Bittercress, Hoary Whitlowgrass and other Rock-cresses, but Hairy Rock-cress has leaves AND seed pods kept very close to the stem amongst many other slight differences.

Habitat includes grassland and rocks on lime, and sand dunes.

ANY TEXT GOES HERE

Distribution
family8Cabbage family8Brassicaceae

BSBI maps

Arabis
(Rock-Cresses)