Erodium

and California

This site was created and is maintained by Benjamin Coultrup.

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 manescavii Cosson.


Perennial stemless herb, 25-50cm.


Leaves all basal, green, hairy and soft, with lamina  6.5-12.5cm long, ovate-lanceolate, pinnate, with no intercalary leaflets; leaflets 7-11, pinnatifid to pinnatipartite, with teeth acute to subacute; pedicel 4-9.5cm; stipules 2.5-18mm, linear-lanceolate.


Inflorescence: Peduncles from the crown, to 40cm long, bearing umbels of 5-15 flowers; Bracts 2-5, 8-15mm joined to at least ⅔ of their length, green, narrowly membranaceous; sepals 8-9.5mm; mucro 1.7-2.9mm; petals 9-20mm, dark magenta, upper 2 with whitish blotch and feathered and with darker veins, covering ⅓ -– ½  of the petal; nectaries brownish to almost black, staminodes 2.6-2.9mm, pink-purple; stamen filaments 3-4.5mm pink-purple; anthers purple; pollen orange; stigmas dark purple


Fruit: Beak 5-7.5cm; mericarp 8-10.5mm, brown; foveole without glands, without furrow. 2n=40


Distribution: endemic to France, Western Pyrenees, in the Aspe, Ossau and Soule; Spain: Valle de Bertizarana; heathland and grassland on limestone soils.


Identification: E. manescavii is a much larger, courser plant than both E. castellanum and E. carvifolium. The larger bract size is a useful character.


Notes: In cultivation will make fertile hybrids with E. castellanum but will not with E. carvifolium. Most plants offered in nurseries under either E. castellanum or E. manescavii are this hybrid.  

Erodium manescavii; photo taken in a garden, Penshurst, Kent; 1990