| Acanthocalycium rhodotrichum | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Caryophyllales |
| Family: | Cactaceae |
| Subfamily: | Cactoideae |
| Genus: | Acanthocalycium |
| Species: | A. rhodotrichum |
| Binomial name | |
| Acanthocalycium rhodotrichum (K.Schum.) Schlumpb. 2012 | |
| Synonyms | |
List
| |
Acanthocalycium rhodotrichum is a species of Acanthocalycium found in Argentina, Bolivia, Brazil, Paraguay, and Uruguay [2]
Acanthocalycium rhodotrichum usually grows in groups with erect or ascending, cylindrical, dull green shoots that reach heights of 30 to 80 centimeters with a diameter of up to 12 centimeters. There are eight to 18 low ribs that are somewhat wavy. The areoles on it are 1.5 to 2.5 centimeters apart. Yellowish thorns with a brown tip emerge from them. The single central spine, which can also be absent, is bent slightly upwards and is up to 2 centimeters long. The spread and slightly curved four to eight radial spines are up to 2 centimeters long.
The funnel-shaped white flowers open at night. They grow up to 15 centimeters long. [3]
Acanthocalycium rhodotrichum is widespread in the Brazilian state of Mato Grosso do Sul, in Paraguay and in northeast Argentina at altitudes of up to 500 meters. [4]
Recognized subspecies: [2]
| Image | Subspecies | Description | Distribution |
|---|---|---|---|
 | Acanthocalycium rhodotrichum subsp. chacoanum(Schütz) Schlumpb. | Has twelve to 18 ribs and seven to eight marginal spines. The first description as Echinopsis chacoana by Bohumil Schütz was published in 1949. Boris O. Schlumpberger introduced the species as a subspecies to Acanthocalycium rhodotrichum in 2021. [5] | Common in the Chaco vegetation in Paraguay. |
 | Acanthocalycium rhodotrichum subsp. rhodotrichum | Distributed deep in the Chaco vegetation in Paraguay and the Argentine provinces of Chaco, Formosa, Corrientes, Entre Ríos, Santiago del Estero and Santa Fe. | |
The first description as Echinopsis rhodotricha by Karl Moritz Schumann was published in 1900. Boris O. Schlumpberger placed the species in the genus Acanthocalycium in 2012.
Acanthocalycium is a genus of cactus consisting of several species from Argentina, Bolivia, Brazil, Paraguay and Uruguay. The taxon name comes from Greek akantha and kalyx, which refers to the spines on the floral tubes.
Cephalocereus is a genus of slow-growing, columnar-shaped, blue-green cacti. The genus is native to Mexico.
Polaskia is a genus of tree-like cacti reaching 4–5 m high, comprising 2 species. Both present primitive characteristics, but Polaskia chichipe is nearer to Myrtillocactus while Polaskia chende is nearer to Stenocereus. The genus is found in the Mexican states of Puebla and Oaxaca.
Reicheocactus is a monotypic genus of cactus in the family Cactaceae, native to north western Argentina. It has only one known species, Reicheocactus famatimensis.
Harrisia bonplandii is a species of cactus. The cactus plants in the Gran Chaco are generally called tuna and this specific variety reina de la noche. Fruits and roots are edible and well known to the native nations of the Gran Chaco.
Soehrensia angelesiae is a species of cactus.
Soehrensia thelegona is a species of cactus in the Soehrensia genus.
Parodia ottonis, also known as Indian head cactus, is a cactus found in Argentina, Brazil, Paraguay and Uruguay. There are two recognized subspecies. The epithet ottonis honors the German botanist Christoph Friedrich Otto.
Praecereus saxicola is a flowering plant in the family Cactaceae that is found in Bolivia, Argentina and Paraguay
Acanthocalycium spiniflorum is a species of flowering plant in the cactus family Cactaceae from Argentina.
Lobivia ancistrophora is a species of cactus. It has a globular shape, few spines, with large, white flowers attached to long, green tubes. It occurs in Bolivia, at altitudes of 600–1800 metres. Under its synonym Echinopsis ancistrophora it has gained the Royal Horticultural Society's Award of Garden Merit.
Cereus phatnospermus, synonym Cereus kroenleinii, is a species of columnar cactus found in Brazil, Bolivia, and Paraguay.
Soehrensia formosa, is a species of Echinopsis found in South America. In north-western Argentina, Bolivia and northern Chile. First published in Cactac.: Handb. Kakteenk. 3: 1678 in 1959.
Echinopsis haematantha, is a species of Echinopsis found in Argentina and Bolivia.
Lobivia obrepanda, is a species of Lobivia found in Bolivia.
Soehrensia huascha, is a species of Soehrensia in the Cactaceae family, found in north western Argentina. First published in Cactaceae Syst. Init. 29: 5 in 2013.
Setiechinopsis is a monotypic genus of cacti. Its only species, Setiechinopsis mirabilis, is native to Argentina.
Cleistocactus baumannii is a species of Cleistocactus found in Argentina, Paraguay, Bolivia, Uruguay, and Brazil.
Acanthocalycium leucanthum is a species of flowering plant in the cactus family Cactaceae from Argentina.
Soehrensia thelegonoides is a species of Soehrensia found in Argentina.
Media related to Acanthocalycium rhodotrichum at Wikimedia Commons
Data related to Acanthocalycium rhodotrichum at Wikispecies