golden trumpet
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''Allamanda cathartica'', commonly called golden trumpet, common trumpetvine, and yellow allamanda, is a species of flowering plant of the genus ''
Allamanda ''Allamanda'' is a genus of flowering plants in the family Apocynaceae. They are native to the Americas, where they are distributed from Mexico to Argentina. Some species are familiar as ornamental plants cultivated for their large, colorful flow ...
'' in the family
Apocynaceae Apocynaceae (from ''Apocynum'', Greek for "dog-away") is a family of flowering plants that includes trees, shrubs, herbs, stem succulents, and vines, commonly known as the dogbane family, because some taxa were used as dog poison Members of ...
. It is native to
Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
. This plant is cited in ''
Flora Brasiliensis ''Flora Brasiliensis'' is a book published between 1840 and 1906 by the editors Carl Friedrich Philipp von Martius, August Wilhelm Eichler, Ignatz Urban and many others. It contains taxonomic treatments of 22,767 species, mostly Brazilian angiosp ...
'' by
Carl Friedrich Philipp von Martius Carl Friedrich Philipp (Karl Friedrich Philipp) von Martius (17 April 1794 – 13 December 1868) was a German botanist and explorer. Life Martius was born at Erlangen, the son of Prof Ernst Wilhelm Martius, court apothecary. He graduated PhD ...
. It does not twine, nor does it have
tendril In botany, a tendril is a specialized stem, leaf or petiole with a threadlike shape used by climbing plants for support and attachment, as well as cellular invasion by parasitic plants such as '' Cuscuta''. There are many plants that have tend ...
s or aerial roots. It can be pruned into a shrub form. If not pruned it can sprawl to a height of 20 feet. The city of
Canóvanas, Puerto Rico Canóvanas (, ) is a town and municipality in Puerto Rico, located in the northeastern region, north of Juncos and Las Piedras; south of Loíza; east of Carolina; and west of Río Grande. Canóvanas is spread over 6 barrios and Canóvanas P ...
has adopted this species, known locally as ''canario amarillo'', as its official flower.


Cultivation

The species is cultivated as a house plant. It requires a soil rich in organic matter, temperatures of not less than during the growing season, plenty of moisture, and bright light but not direct sunlight. During the rest season from October to March, the plant should be watered more sparingly and can endure temperatures down to . It should be repotted every year until it is in a container of . Propagation is by cuttings taken from April to May.


Gallery

File:Golden trumpet.jpg, Single flower File:Golden trumpet plant 1.jpg, Mid-shot of shrub File:Golden trumpet plant 2.jpg, Long-shot of shrub File:Allamanda cathartica MHNT.jpg, Spiny fruits (ripe and detached from plant)


References


External links


Flora Brasiliensis: ''Allamanda cathartica''
cathartica Flora of Brazil Poisonous plants {{Apocynaceae-stub