Kingdom Plantae Higher classification Daisy family | Scientific name Scorzonera humilis Rank Species | |
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Similar Scorzonera, Daisy family, Spotted cat's‑ear, Scorzonera purpurea, Scorzonera austriaca | ||
Scorzonera humilis, the viper's-grass, is a perennial plant. In Britain it is a rare plant, restricted to moist meadows, in Dorset and Warwick in England, and in South Wales.
Contents
One unique class of stilbenoid derivative was first isolated from S. humilis. They were named the tyrolobibenzyls after Tyrol in the eastern Alps, where the plant was collected.
Scorzonera humilis fiori e piante della montagna bellunese 16 05 2014
Description
It differs from goat's-beard, Tragopogon pratensis, in that it has short, pale green bracts, whereas in Goats Beard they are long and pointed.
It grows 7 to 50cm.
The leaves are unbranched, elliptical-lanceolate.
The flower heads are 2.5cm wide, and deep yellow in colour. Flowers from May until July.
The achenes are smooth ribbed, beakless, with similar pappus to Tragopogon pratensis.
It exudes a milky juice from its stem.
