Drosera derbyensis

Drosera derbyensis ( in culture)

Drosera derbyensis is a carnivorous plant from the family of sundew plants ( Droseraceae ). Their occurrence is limited to the Australian state of Western Australia.

Description

In Drosera derbyensis is a perennial herbaceous plant that forms individual indigenous rosettes. The leaves are erect erect to semi, the petioles are narrow reverse- lanceolate, 35-45 mm long, on approach from 0.8 to 1 millimeter, later 1.3 to 1.7 millimeters wide at the base of the leaf blade tapers down to 0 5 to 0.7. You are busy on the top and the bottom dense woolly with white hairs. The circular leaf blades are 2-3 mm long and as wide, filled to the top with small sessile glands and on the edge with fishing tentacles and on the bottom with white woolly hairs.

Bloom time is from March to June. The one to four inflorescence axes are 25 to 35 inches long and have a 30 to 50 grape blossoms, the flower stems are 1.5 to 3 millimeters long. The sepals are inversely egg-shaped and slightly notched at the tip, white woolly hairs 1.7 to 2 millimeters long and 1 to 1.2 millimeters wide. The petals are white, oblong- round and about 4 millimeters long and about 2 mm wide.

The stamens are about 1.5 millimeters long. The ovary is inversely egg-shaped and about 1 millimeter long. The three pens are inclusive of scars around 1 millimeter long.

Dissemination

The home of Drosera derbyensis is Western Australia, it grows in the Kimberley region on a white sand that has accumulated in the valleys and niches of outcrops. In this area it is considered common and not threatened.

System

The species was first described in 1996 by Allen Lowrie, it belongs to the so-called " petiolaris complex", which is the section of the genus Lasiocephala. The closest related species is Drosera lanata.

Evidence

• Allen Lowrie: New species in Drosera sect. Lasiocephala ( Droseraceae ) from tropical northern Australia. In: Nuytsia 11:1, 1996, pp. 55-69