New Sightings in Eastford Private Nature Reserve!! Look out for this alien in your area.
NAME: Coryopsis lanceolata
COMMON NAME: Tickseed
REASON FOR INTRODUCTION IN SOUTH AFRICA: Ornamental
INVASIVE STATUS IN SOUTH AFRICA: Cat. 1a
ORIGIN: Central and South America
PROBLEM: Out competes natural flora, plants toxic.
DESCRPTION: Clump- forming perennial with short rhizomes. Leaves may or may not be hairy, basal leaves are divided and the upper leaves are entire and oval – shaped. The flower heads borne singularly or in small groups on upright stems, are yellow, and between 3 and 4cm across, flowering between October and December. The seeds are dark brown, winged and curved to almost semi-circular. Distributed by birds eating the seeds or by roots.
CONTROL: This invasive can be controlled by manually uprooting it, mowing it, transforming the land and by applying herbicides, which are available, to it. No biological control has been introduced in South Africa as yet.