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Echinopsis aurea

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Echinopsis aurea
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Cactaceae
Subfamily: Cactoideae
Genus: Echinopsis
Species:
E. aurea
Binomial name
Echinopsis aurea
Britton & Rose
Synonyms
  • Hymenorebutia aurea (Britton & Rose) F.Ritter 1980
  • Lobivia aurea (Britton & Rose) Backeb. 1934
  • Lobivia shaferi subsp. aurea (Britton & Rose) E.Herzog 1985
  • Pseudolobivia aurea (Britton & Rose) Backeb. 1951
  • Salpingolobivia aurea (Britton & Rose) Y.Itô 1957

Echinopsis aurea, is a species of Echinopsis found in Argentina.[2]

Description

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Echinopsis aurea grows singly or in groups. The spherical to short cylindrical, dark green shoots reach heights of growth of 5 to 10 cm (2.0 to 3.9 in) with a diameter of 4 to 6 cm (1.6 to 2.4 in). There are 14 to 15 sharp, distinct ridges separated by deep furrows. The brownish areoles on it are up to 1 cm (0.39 in) apart. Brownish to black spines towards the base of the shoots emerge from them, which have yellowish tips. The usually four central spines that are strong, often flattened, 2 to 3 cm (0.79 to 1.18 in) long. The eight to ten spread radial spines have a length of up to 1 cm (0.39 in). The mostly shiny lemon yellow, rarely white or red flowers appear in groups on the side of the shoots and open during the day. They are up to 9 cm (3.5 in) long and reach a diameter of 8 cm (3.1 in). The egg-shaped fruits are semi-dry and tear open.[3]

Distribution

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Echinopsis aurea is widespread in the Argentine provinces of Salta, Santiago del Estero, Catamarca, La Rioja, San Luis and Córdoba at altitudes of 500 to 1500 meters.

Taxonomy

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The first description by Nathaniel Lord Britton and Joseph Nelson Rose was published in 1922.[4] The specific epithet aurea comes from Latin and means 'yellow'. Nomenclatural synonyms are Lobivia aurea (Britton & Rose) Backeb. (1934), Pseudolobivia aurea (Britton & Rose) Backeb. (1951), Salpingolobivia aurea (Britton & Rose) Y.Itô (1957), Hymenorebutia aurea (Britton & Rose) F.Ritter (1980) and Lobivia shaferi subsp. aurea (Britton & Rose) E. Herzog (1985).

References

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  1. ^ "The IUCN Red List of Threatened Species". IUCN Red List of Threatened Species. 2010-09-20. Retrieved 2023-11-26.
  2. ^ "Echinopsis aurea". Tropicos. Retrieved 2019-08-22.
  3. ^ Anderson, Edward F.; Eggli, Urs (2005). Das grosse Kakteen-Lexikon (in German). Stuttgart (Hohenheim): Ulmer. pp. 218–219. ISBN 3-8001-4573-1.
  4. ^ Britton, Nathaniel Lord; Eaton, Mary E.; Rose, J. N.; Wood, Helen Adelaide (1919). The Cactaceae : descriptions and illustrations of plants of the cactus family. Washington: Carnegie Institution of Washington. doi:10.5962/bhl.title.46288.
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