These are introduced plants, found outside the garden, that are neither good pasture nor very troublesome weeds.
Albizia lebbeck
Family: Mimosaceae Common name: Rain tree Albizia is not native to the area but a few have spread from the homestead area to the paddocks. It is grazed by cattle and probably native to more coastal parts of tropical Australia, as well as SE Asia.
Annona squamosa
Family: Annonaceae. Common name: Custard apple, sugar apple. Native to the Caribbean and Central America. Although this is a reasonable fruiting tree, the seeds are spread by birds and it has a weedy tendency.
Citrullus colocynthus
Family: Cucurbitaceae. Common name: Paddy Melon. Native to northern Africa and south-western Asia.
Citrullus lanatus
Family: Cucurbitaceae. Common name: Pie melon. Native to parts of Africa. The melons are edible but fairly tasteless. Some stock learn the trick of breaking and eating them. The melons can be basketball sized.
Cucumis melo
Family: Cucurbitaceae. Common name: Ulcado melon. Probably native to West Africa.
Cucumis melo subsp. agrestis
Family: Cucurbitaceae. Probably native to West Africa.
Eleusine indica
Family: Poaceae. Common name: Crow's foot grass. Native to Africa.
Euphorbia heterophylla
Family: Euphorbiaceae. Common name: Milkweed. Native to tropical America.
Euphorbia hirta
Family: Euphorbiaceae. Common name: Asthma weed. Native to Central America.
Gmelina arborea
Family : Lamiaceae. This is an introduced tree, native to India and other parts of Asia. Some have self seeded near the homestead. It is mostly deciduous. The leaves are eaten by stock.
Gomphrena celosioides
Family: Amaranthaceae. Common names: Gomphrena weed, soft khaki weed.
Malvastrum americanum
Family: Malvaceae. Native to South America, naturalised in much of the world's tropics.
Merremia aegyptia
We haven't had much of this annual vine but it can be a vigorous smotherer.
Phyllanthus virgatus
Family: Euphorbiaceae. Common name: Seed-under-leaf, narrow piss-weed. This is a small pantropical weed.
Physalis angulata
Family: Solanaceae Common name: Cape gooseberry. This plant occurs across the world's tropics. It is classed as a native because its arrival in the NT predates white settlement. The small grape-sized fruit are edible and quite palatable.
Ruellia tuberosa
Family: Acanthaceae. Common name: Blue yam, referring to the thickened, yam-like roots. Probably native to the Americas and the Caribbean.
Trianthema portulacastrum
Family: Aizoaceae. Common names: Black pigweed, giant pigweed. Native to tropical Africa and Asia. Common around waterpoints in the wet season.