Digitalis grandiflora

Large-flowered foxglove ( Digitalis grandiflora )

The Large-flowered foxglove ( Digitalis grandiflora syn. Digitalis ambigua ) is a plant from the family of the plantain family ( Plantaginaceae ). He is also known as Large-flowered Yellow Foxglove.

Description

The Large-flowered foxglove is a perennial, herbaceous plant and can reach a growth rate of 70 to 120 cm during the flowering period. The flower-bearing shoot begins to develop from a basal rosette of leaves in May. In June and July the plant twenty or more bears yellow flowers in a letter addressed to one side racemose inflorescence. The flowers are hairy glandular, they are 3-4 cm long and have an internal brown, reticulate drawing. Are formed bicompartmental, vielsamige capsule fruits.

Ecology

The Large-flowered foxglove is a Hemikryptophyt and is one of the most striking forest plants in central Europe. The vormännlichen flowers are pollinated by Hymenoptera ( bumble bees); also self-pollination is possible.

Site conditions

You can find the large-flowered foxglove scattered, but gregarious in grassy herbaceous communities, in Waldverlichtungen, Forest beats, forest edges, in sunny stone heaps. He loves moderately bases, mull - and nitrogen-rich clay soil. After ELLENBERG he is a sub-oceanic spread half-light plant, a freshness and acidity default pointer. It grows moderately nitrogen-rich sites and is a Verbandscharakterart the fireweed - clearing hallways on acidic soils ( Epilobion angustifolii ).

This species is fully protected.

Toxicity

The plant is by cardenolides ( Digitalis glycosides ) toxic in all its parts. In the leaves 0.2 % from glycosides digitoxin - type and about 0.1 % are those containing from digoxin - type. Nevertheless, the plant plays no role in the recovery of cardiac glycosides.

Pictures

Flowers

Fruits