Stylosanthes hamata, Fam. Fabaceae
Annual or perennial sub-shrubs or herbs. Short-lived perennial to 1m tall, with spreading or erect stems that are covered down one side with white hairs.
Other invasive plants
Invasive plants that are not prohibited or restricted invasive plants, but are known to spread readily and cause negative impacts, within the region.
|Form or habit:||Herb, Shrub|
Alternate, pinnate with 3 ovate to elliptic leaflets, broadest about the middle and tapering into a pointed apex; variously hairy. Stipules with finely pointed tip and prominent veins present.
|Flower description:||Small yellow pea-flowers, borne in dense terminal heads, almost concealed in overlapping bracts except when open.|
|Fruit description:||Brown, pods up to 7mm long plus 2-4mm curved beak, flattened with 1 or 2 joints, breaking into one or two, 1-seeded segments at maturity. Densely hairy and prominently veined, with 1-2 yellow seeds, about 2 x 1.5mm. Seeds almost rectangular with one pointed corner.|
|Food source for:|
|Toxicity:||No toxicity known|
|Origin:||Native of Caribbean region|
|Notes:||Spread by: animals, water and contaminated soil. Invades/threats: open forest, disturbed and waste land along roadsides. Notes: stylos were introduced as valuable pasture species but are now widely naturalised, especially in disturbed areas. Several species are prevalent in this region. Environmental weed.|
|Information sources:||Mackay Regional Pest Management Group (2018) Weeds of the Mackay Whitsunday Region Second Edition.|