Erodium

and California

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

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Erodium

Classification

Species

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 brevifolium (Davis & Roberts) R. Clifton


Plant perennial, dioecious, a cushion formed by many stem crowns, about 150 mm across; caudex very thick, densely covered with old petioles and stipules.


Leaves: Leaf lamina ovate-oblong in outline, basal leaves 15-25mm x 7-15mm, pinnae deeply 1-2 pinnatifid, these lobes oblong, obtuse, lobes rather rounded, grey, softly short hairy, not silvery, aromatic; petioles retrorse hirsute, eglandular; 1-1.5 x lamina length.


Inflorescence: Flowering stems thin, with tiny leaves; flowers almost axillary, small, c10 mm across on filiform pedicils, very few per umbel, 1-4 flowers, on short thin stems with much reduced leaves, red-purple; sepals 5-7mm (incl. mucro of 1 mm) to 10 mm in fruit, covered in long spreading hairs and short glandular hairs; no mucro.


Fruit: Furrow 0; beak 23 mm?, 2n=


Distribution: Type coll. Turkey then Prov. Armenia, at Szandschak Gumaschkhane “in montane stony places” at 1600m. Limestone rocks


Synonym: Erodium amanum ssp. brevifolium Davis and Roberts


Notes: differs from E. amanum in leaves being shorter (ovate-oblong rather than oblong) and short hairy, grey, with retrorsely hirsute petioles, and flower colour.