Biology:Armatocereus laetus
| Armatocereus laetus | |
|---|---|
| |
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Caryophyllales |
| Family: | Cactaceae |
| Subfamily: | Cactoideae |
| Genus: | Armatocereus |
| Species: | A. laetus
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| Binomial name | |
| Armatocereus laetus (Kunth) Backeb. ex A.W. Hill 1991
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| Synonyms | |
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Armatocereus laetus is a species of Armatocereus from Peru.[2]
Description
Armatocereus laetus grows columnar tree-like, branched above the ground and reaches growth heights of 4 to 6 meters. A short massive trunk is formed. The gray-green shoots are columnar and erect. Four to eight ribs are present. The six to twelve initially brown spines become whitish or grayish with age.
The white flowers are 7 to 8 centimeters long and up to 5 centimeters in diameter. The green fruits are heavily spined. [3]
Distribution
Armatocereus laetus is distributed in northern Peru and southern Ecuador.
Taxonomy
The first description as Cactus laetus was in 1923 by Karl Sigismund Kunth.[4] Arthur William Hill placed the species in the genus Armatocereus in 1938. Other nomenclature synonyms include Cereus laetus (Kunth) DC. and Lemaireocereus laetus (Kunth) Britton & Rose (1919).
References
- ↑ "The IUCN Red List of Threatened Species". IUCN Red List of Threatened Species. 2011-05-03. https://www.iucnredlist.org/species/152303/121468184. Retrieved 2023-08-26.
- ↑ "Armatocereus laetus in Tropicos". http://www.tropicos.org/Name/5101372.
- ↑ Anderson, Edward F.; Eggli, Urs (2005) (in de). Das grosse Kakteen-Lexikon. p. 76-77. ISBN 3-8001-4573-1.
- ↑ Bonpland, Aimé; Humboldt, Alexander von; Kunth, Karl Sigismund (1815). Nova genera et species plantarum :quas in peregrinatione ad plagam aequinoctialem orbis novi collegerunt /descripserunt, partim adumbraverunt Amat. Bonpland et Alex. de Humboldt ; ex schedis autographis Amati Bonplandi in ordinem digessit Carol. Sigismund. Kunth .... Antverpiae: Ex officina Christophori Plantini. doi:10.5962/bhl.title.640.
External links
Wikidata ☰ Q679399 entry
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