Hierro-Adderhead
| Hierro-Adderhead | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Hierro's adder's head ( Echium hierrense ) |
||||||||||||
| Systematics | ||||||||||||
|
||||||||||||
| Scientific name | ||||||||||||
| Echium hierrense | ||||||||||||
| Webb ex Bolle |
The Hierro-adder's head ( Echium hierrense ) is a plant species from the genus of the adder's heads ( Echium ) in the predatory family (Boraginaceae). It is endemic to the Canary Island El Hierro .
description
Vegetative characteristics
The Hierro-Adderkopf grows as a dense, branched shrub and reaches heights of up to 1.5 meters. The leaves are short stalked or sessile. The leaf blade is lanceolate or ovate-lanceolate with a pointed upper end with a length of up to 12 centimeters and a width of up to 1.5 centimeters; it is finely hairy on both sides.
Generative characteristics
The dense cylindrical inflorescences are up to 20 centimeters long. The 10 to 12 millimeters long, broadly funnel-shaped flowers are white to pale blue or pale purple.
Occurrence
The Hierro-Adderkopf prefers rocky locations in the forest area, but occurs up to the succulent bush area.
use
It can also be found on El Hierro as an ornamental plant.
literature
- Peter Schönfelder, Ingrid Schönfelder: The Kosmos-Kanarenflora (= Kosmos-Naturführer ). Franckh-Kosmos, Stuttgart 1997, ISBN 3-440-06037-3 , p. 182.
- Adalbert Hohenester, Walter Welß: Excursion flora for the Canary Islands . Eugen Ulmer, Stuttgart 1993, ISBN 3-8001-3466-7 , p. 202.
Web links
- Information on the vegetation and flora of El Hierro , accessed April 13, 2015