Facts About. Paraguay starburr is native to South America and introduced in many other parts of the world. It only occurs occasionally in Massachusetts. It can be. Acanthospermum australe (Loefl.) This name is the accepted name of a species in the genus Acanthospermum Acanthospermum xanthioides (Kunth) DC. Asteraceae – Acanthospermum australe (Loefl.) Kuntze. Family: Asteraceae. Species: Acanthospermum australe (Loefl.) Kuntze. Eppo_code: ACNAU. Family: .
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Plantinvasivekruger – Asteraceae – Acanthospermum australe (Loefl.) Kuntze
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Flora of Zimbabwe: Species information: Acanthospermum australe
Take a photo and post a sighting. Paraguay starburr is native to South America and introduced in many other parts of the world. It only occurs occasionally in Massachusetts. It can be recognized by its prostrate habit, opposite leaves and five-parted, vaguely star-shaped fruit that adheres to clothing and fur with hooked barbs.
Exact status definitions can vary from state to state.
For details, please check with your state. Wool waste, gardens, waste areas. Full Key All other flowering non-woody plants Daisies, goldenrods, and other aster family plants Acanthospermum australe.
Facts About Paraguay starburr is native to South America and introduced in many other parts of the world.
Habitat Anthropogenic man-made or disturbed habitats. Leaf blade glands the leaf blades have glandular translucent dots or scales Ovary glands there are glands on the ovary surface Sap the sap is clear and watery. Growth form the plant has one or more free-standing stems Horizontal rooting stem there are no stolons Plant lifespan the plant is annual, it lacks evidence of previous years’ growth Spines on plant the plant has no spines Underground organs there are only slender roots on the plant there is a thickened taproot on the plant.
Final leaf segment length compound lvs only 0 mm Final leaf segment width compound lvs only 0 mm Hairs on underside of leaf blade the underside of the leaf is not hairy, or has very few hairs Hairs on upper side of leaf blade the acantbospermum side of the leaf is not hairy, or has very few hairs Leaf arrangement opposite: Habitat terrestrial New England acanthopermum Massachusetts Specific habitat man-made or disturbed habitats. Plant odor the plant does not have much of an odor.
Leaves on stem there is at least one full leaf above the base of the flowering stem Stem internode hair direction the hairs are pressed flat against the plant, pointing either towards the plant’s tip or towards it’s base Stem internode hair type at least some of the hairs on the stem have glands Stem internode hairs the stem has no hairs between the nodes.
Massachusetts not applicable S-rank: Native to North America? Synonyms Melampodium australe Loefl.
Kuntze E Paraguay starburr.