Saxifrage cinquefoil
| Saxifrage cinquefoil | ||||||||||||
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| Systematics | ||||||||||||
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| Scientific name | ||||||||||||
| Potentilla saxifraga | ||||||||||||
| Ardoino ex De Not. |
The rock breaking cinquefoil ( Potentilla Saxifraga ) is a plant of the genus Potentilla ( Potentilla ) in the family Rosaceae (Rosaceae).
description
Vegetative characteristics
The saxifrage cinquefoil is a perennial herbaceous plant . The "root stock" is woody and somewhat branched. It grows cushion-forming. The 15 to 20, rarely up to 30 centimeter high stem protrudes from the basal leaf rosette and is richly glandular and hairy close-fitting. The leaves are fingered three or five times. The leathery, coarse leaves have three unequal teeth at the tip and are green on the top and white-silvery hairy on the underside. Its edge is curved down and not eyelashed.
Generative characteristics
The flowering period extends from May to June. The saxifrage cinquefoil has five to twelve flowers. The hermaphroditic flowers are radial symmetry . The outer calyx is shorter than the calyx teeth. The petals clearly rise above the calyx. The free petals are white. The stamens are bare. The styles are permanent, at least their lower half is hairy. The fruits are long hairy.
ecology
The saxifrage cinquefoil is a semi-rosette plant.
Occurrence
The saxifrage cinquefoil is found in the French and Italian Maritime Alps . It grows in crevices at altitudes not below 900 meters. The saxifrage cinquefoil loves lime.
supporting documents
- Xaver Finkenzeller, Jürke Grau: Alpine flowers (Steinbach's natural guide). Mosaik Verlag GmbH, Munich 1996, ISBN 3-576-10558-1 .