Eucalyptus risdonii
Encyclopedia
Eucalyptus risdonii is a rare species of Eucalypt
, endemic to southern Tasmania
. E. risdonii was first described by Joseph Dalton Hooker
in 1847. Its common names include Risdon peppermint. It is reported as being a juvenilised
form of its sister species , E. tenuiramis
E. risdonii is the floral emblem
of Geilston Bay High School
Eucalypt
Eucalypts are woody plants belonging to three closely related genera:Eucalyptus, Corymbia and Angophora.In 1995 new evidence, largely genetic, indicated that some prominent Eucalyptus species were actually more closely related to Angophora than to the other eucalypts; they were split off into the...
, endemic to southern Tasmania
Tasmania
Tasmania is an Australian island and state. It is south of the continent, separated by Bass Strait. The state includes the island of Tasmania—the 26th largest island in the world—and the surrounding islands. The state has a population of 507,626 , of whom almost half reside in the greater Hobart...
. E. risdonii was first described by Joseph Dalton Hooker
Joseph Dalton Hooker
Sir Joseph Dalton Hooker OM, GCSI, CB, MD, FRS was one of the greatest British botanists and explorers of the 19th century. Hooker was a founder of geographical botany, and Charles Darwin's closest friend...
in 1847. Its common names include Risdon peppermint. It is reported as being a juvenilised
Neoteny
Neoteny , also called juvenilization , is one of the two ways by which paedomorphism can arise. Paedomorphism is the retention by adults of traits previously seen only in juveniles, and is a subject studied in the field of developmental biology. In neoteny, the physiological development of an...
form of its sister species , E. tenuiramis
Eucalyptus tenuiramis
Eucalyptus tenuiramis is a species of Eucalypt, endemic to Tasmania, Victoria and New South Wales. Its common names include silver peppermint. It is reported as being an older form of its sister species, E. Risdonii-External links:*...
E. risdonii is the floral emblem
Floral emblem
In a number of countries, plants have been chosen as symbols to represent specific geographic areas. Some countries have a country-wide floral emblem; others in addition have symbols representing subdivisions. Different processes have been used to adopt these symbols - some are conferred by...
of Geilston Bay High School
Geilston Bay High School
Geilston Bay High School is a co-educational state high school, catering for students in grades 7 to 10, that is located in Geilston Bay. It is located within the City of Clarence which is a constituent local government area within Greater Hobart....
External links
- E risdonii at australiaplants.com