Erodium gruinum

Erodium

and California

This site was created and is maintained by Benjamin Coultrup.

Photos all ©Benjamin Coultrup unless otherwise indicated, 1984-2021.

Clade I, Subclade 1

Subgenus Erodium

- Section Erodium

- Section Oxyrynchia

- stephanianum group

Clade I, Subclade 2

Subgenus Barbata

- Section Absinthoidea

Clade II, Subclade 3

- cygnorum group

Clade II, Subclade 4

- botrys group

- Section Cicutaria,

- Subsection Cicutaria

- Subsection Acaulia

- Section Malacoidea

- Subsection Reichardia

- Subsection Malacoidea

- Section Foetida

California

Literature and References

Notes

Erodium gruinum (L.)l’Her

Annual herb; stems rather upright 15-20(-30)cm, not much branched.

Leaves to 10 cm, ovate, almost entire, deeply lobed, often with a pair of free leaflets at base, lobes and leaflets irregularly toothed, dentate or serrate. Leaves often red mark along the veins.

Inflorescence: Umbels of 2-6 flowers, bracts lanceolate, acute, whitish; sepals 15-20 mm, usually with a few eglandular hairs; petals 20-25 mm, fugacious (petals drop by noon), blue to almost purple. Flowers Feb to June

Fruit: Rostrum 6-11 cm; mericarp of 12-14 mm; mericarp with numerous ascending whitish hairs, foveole has 1 or 2 deep furrows below, foveole surface minutely pitted. 2n=36

Distribution: Eastern Mediterranean; Crete and eastern Libya (Cyrenaica) to Iran and Iraq; dry grassland and maritime sands.

Erodium gruinum, Israel; Photo Credit: Uriah Resheff; licenced under Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

Erodium gruinum - Heathside - Appledore - Kent - UK: 14/06/2009

Erodium gruinum at Wisley 08/07/1994