Isotoma
Encyclopedia
Isotoma is a genus
of annual and perennial herbs within the family
Campanulaceae
.
The species, which are native to Australia
, New Zealand
, the West Indies and the Society Islands
include:
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of annual and perennial herbs within the family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...
Campanulaceae
Campanulaceae
The family Campanulaceae , of the order Asterales, contains about 2000 species in 70 genera of herbaceous plants, shrubs, and rarely small trees, often with milky non-toxic sap...
.
The species, which are native to Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...
, New Zealand
New Zealand
New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...
, the West Indies and the Society Islands
Society Islands
The Society Islands are a group of islands in the South Pacific Ocean. They are politically part of French Polynesia. The archipelago is generally believed to have been named by Captain James Cook in honor of the Royal Society, the sponsor of the first British scientific survey of the islands;...
include:
- Isotoma anethifolia Summerh.
- Isotoma armstrongii E.Wimm.
- Isotoma axillarisIsotoma axillarisIsotoma axillaris, commonly known as Rock Isotome, is a small herbaceous perennial in the family Campanulaceae. It grows to 50 cm high and has divided leaves. The blue to mauve star-shaped flowers appear between September and May in the species native range...
Lindl., Rock Isotome (pictured), a short lived species from eastern Australia. It is poisonous to humans. It readily self-sows in a greenhouse environment. - Isotoma fluviatilis (R.Br.) F.Muell. , Swamp Isotome, a perennial mat forming species from the Australian high country and New Zealand
- Isotoma gulliveri F.Muell.
- Isotoma hypocrateriformis (R.Br.) Druce, known as Woodbridge Poison.
- Isotoma luticola Carolin
- Isotoma petraea F.Muell., Rock Isotome
- Isotoma pusilla Benth.
- Isotoma scapigera (R.Br.) G.Don
- Isotoma tridens (E.Wimm.) Lammers