Petalostigma is a genus of plants under the family Picrodendraceae and the monogeneric subtribe Petalostigmatinae, first defined by von Mueller in 1857. It is native to New Guinea and Australia. They are evergreen, dioecious shrubs or trees.
Micrantheum is a genus of plants under the family Picrodendraceae described as a genus in 1818. It is endemic to Australia.
- Micrantheum demissumF.Muell. - South Australia
- Micrantheum ericoidesDesf. - New South Wales, Queensland
- Micrantheum hexandrumHook.f. - Box Micrantheum - New South Wales, Queensland, Victoria, Tasmania
- Micrantheum serpentinumOrchard - Western Tridentbush - Tasmania
Niemeyera is a genus of plants in the family Sapotaceae described as a genus in 1870. The entire genus is endemic to Australia. Its closest relative is Pycnandra from New Caledonia.
- Niemeyera chartacea(F.M.Bailey) C.T.White - Queensland
- Niemeyera prunifera(F.Muell.) F.Muell. - Queensland
- Niemeyera whitei(Aubrév.) Jessup - Queensland, New South Wales
Commersonia is a genus of twenty-five species of flowering plants in the family Malvaceae. Plants in this genus are shrubs or trees, occurring from Indochina to Australia and have stems, leaves and flowers covered with star-like hairs. The leaves are simple, often with irregularly-toothed edges, the flowers bisexual with five sepals, five petals and five stamens and the fruit a capsule with five valves. The genus underwent a revision in 2011 and some species were separated from Commersonia, others were added from Rulingia.
Asteromyrtus is a genus of flowering plants in the Myrtaceae family. It is closely related to Callistemon and Melaleuca.
Helmholtzia is a small genus of flowering plants described in 1866. It includes species native to Australia, Indonesia, and New Guinea.
Trianthema is a genus of flowering plants in the ice plant family, Aizoaceae. Members of the genus are annuals or perennials generally characterized by fleshy, opposite, unequal, smooth-margined leaves, a prostrate growth form, flowers with five perianth segments subtended by a pair of bracts, and a fruit with a winged lid. The genus contains about 30 described species growing in tropical and subtropical regions, especially Australia. One common species, Trianthema portulacastrum, desert horse purslane, is frequent as a weed in agricultural areas and is widely distributed.
Calytrix is a genus of shrubs in the family Myrtaceae described as a genus in 1806. They are commonly known as starflowers. Calytrix are endemic to Australia, occurring in the.
Planchonia is a genus of trees and shrubs in the family Lecythidaceae first described as a genus in 1851. It is native to Southeast Asia, Papuasia, and Australia.
- Planchonia brevistipitataKuswata - Sabah
- Planchonia careya (F.Muell.) R.Knuth - Cockatoo Apple, Cocky Apple or Billygoat Plum - New Guinea, Queensland, Northern Territory, Western Australia
- Planchonia grandisRidl. - Peninsular Malaysia, Borneo, Sumatra
- Planchonia papuanaR.Knuth - New Guinea, Solomon Islands, Aru
- Planchonia rupestris R.L.Barrett & M.D.Barrett - Western Australia
- Planchonia spectabilisMerr. - Luzon, Mindanao
- Planchonia timorensis Blume - Timor
- Planchonia valida(Blume) Blume - Andaman & Nicobar, Peninsular Malaysia, Borneo, Sumatra, Lesser Sunda Islands, Sulawesi, Java
Yakirra is a genus of Burmese and Australian plants in the grass family.
Ectrosia is a genus of Asian, Australian, and Pacific Island plants in the grass family.
Whiteochloa is a genus of plants in the grass family.
Germainia is a genus of Chinese, Asian and Australian plants in the grass family.
Allopterigeron is a genus of flowering plants in the daisy family described as a genus in 1981.
Osbornia is a genus of plant in the myrtle family Myrtaceae described as a genus in 1862. It contains only one known species, i.e., Osbornia octodonta, native to Borneo, the Philippines, and Australia.
Hollandaea is a small genus of plants in the family Proteaceae containing four species of Australian rainforest trees. All four species are endemic to restricted areas of the Wet Tropics of northeast Queensland.
Dicrastylis is a genus of plants in the Lamiaceae, first described in 1855. The entire genus is endemic to Australia. The type species is Dicrastylis fulva.
Rhyncharrhena is a genus of plants in the Apocynaceae first described as a genus in 1859 by Ferdinand von Mueller. It contains only one known species, Rhyncharrhena linearis, native to Australia, which is found in all mainland states and territories.
Haemodorum is a genus of herbs in the family Haemodoraceae, first described as a genus in 1798 by James Edward Smiith. The genus is native to New Guinea and Australia. The type species is Haemodorum corymbosum Vahl, first described by Martin Vahl in 1805.
Haegiela is a genus of flowering plants in the daisy family described as a genus in 1990. There is only one known species, Haegiela tatei, native to South Australia, and Victoria.
