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 pelargoniiflorum Boiss. et Heldr.

Plant: Perennial with a thick contorted truck to about 20cm and thick black tap roots


Leaves mostly off the basal caudex, long oval, yellow-green, rather shiny, crenate, little lobed, hairy or not, sticky, leaves when bruised smelling of blackcurrant.


Inflorescence: Annual flowering stems rather short with a few reduced leaves; umbels of 6-8 flowers; flowers about 3cm across, white (or light mauve), 2 upper petals having a large tri-coloured corona-shaped mark (red, white, purple) with light pink or purple rays; flowers and beaks tend to face down; sepals have an obvious mucro of 2.5mm

Beak c 3cm, thinner than those of E. trifolium; foveole inconspicuous, narrow, deep, with non-capitate hairs, no fold beneath

2n=20 Guitt.


Distribution: endemic to Türkiye (Konya and Isparta provinces); in shady rocky places and the mouths of caves in the mountains of Ghelipel above Ermenk in Cilica Trachaea; limestone rock at 900-1500m.


Remarks 1: cultivated plants in UK do not seem to form a trunk.


Remarks 2: Plants in nurseries labelled E. pelargoniiflorum (or even E. pelargoniifolium!!) that do not fit this description are E. trifolium. Some nursery lists even have E. trifolium as a synonym of E. pelargoniflorum - it is not!


Remarks 3: on Kew’s website ‘Plants of the World Online’, it’s  Erodium pelargoniflorum page shows photos of Erodium trifolium!! Beware!!

Pelargoniflorum at RHS Wisley Garden, UK

Erodium pelargoniflorum in cultivation, Ashford, Kent, 2005

Erodium pelargoniflorum in cultivation, Ashford, Kent, UK; 2005

First Published in Diagn. Pl. Orient. 8: 119 (1849)