Cape spinach
Emex australis
family
Polygonaceae
origin
Exotic
declaration
Council Pest Vegetation (BCC Natural Asset Local Law)
Council Pest Vegetation (BCC Natural Asset Local Law)
Common names
Bull head, Cat's head, Devil's face, Devil's thorn, Double gee, Giant bull head, Goathead, Goat's head burr, Southern three-corner jack, Spiny emex.
An annual herb spreading from a dense rosette with a thick taproot. This herb spreads horizontally with the ends growing upward., Leaves dull green, pear shaped, tip broadly rounded, base as-if-cut-off to heart shaped, margins with finely shallow rounded teeth., Flowers are not very noticeable and have no stalk. They are in auxillary clusters, that is, forming where the leaf meets the stem., Fruits (burrs) are in clusters with 3 hardened spines, are triangular in cross section with the angles somewhat rounded and are brown in colour.
Impact
Impact
Doublegee can infest crops and pastures. Its woody fruits can damage the feet of livestock, particularly lambs, and dogs. Doublegee plants can be toxic to livestock.
Location
Location
Characteristics
Characteristics
Similar Species
Similar Species
Doublegee can infest crops and pastures. Its woody fruits can damage the feet of livestock, particularly lambs, and dogs. Doublegee plants can be toxic to livestock.