Phyteuma

1: Black Devil's Claw ( Phyteuma nigrum), 2: spiked devil's claw ( Phyteuma spicatum ) Illustration.

Devil's Claw ( Phyteuma ) constitute a genus in the family of the bellflower family ( Campanulaceae ). The name Devil's Claw refers to the shape of the individual flowers. The botanical name comes from the Greek: Phyteuo = plant.

Description

For all species of the genus is that the flowers are surrounded in dense, terminated inflorescence bracts. The hermaphrodite flowers are fünfzählig. The crown is narrow Roehrig. Are formed capsule fruits.

The small single flowers are united into a showy flowers stand to enhance the show effect on insects, flowers a biological effect, the later the more highly developed Korbblütler completed.

Occurrence

Devil's Claw are limited to Europe and preferred to be found in the mountains above 600 m above sea level.

Others

Devil's Claw are in Europe, rapunzel (Latin rapunculus = turnips ), because the roots of most species thickened beet -like and are fleshy.

System

Some species such as the spiked devil's claw ( P. spicatum ) disintegrate into many subspecies. For all blue (or black violet ) kronigen species occasionally come before individuals with white crown.

Species

No longer belongs to the genus Phyteuma the Schopfige Devil's Claw ( Phyteuma comosa, now Physoplexis comosa ).

Systematically delineate the Devil's Claw.

Pictures

Hemispherical Devil's Claw ( P. hemisphaericum )

Haller's Devil's Claw ( P. ovatum )

Kugelblumenblättrige Devil's Claw ( P. globulariifolium )

Spherical Devil's Claw ( P. orbiculare )

Black Devil's Claw ( P. nigrum)

Ziestblättrige Devil's Claw ( P. betonicifolium )

Phyteuma x adulterinum, hybrids of Phyteuma nigrum and P. spicatum