Cleistocactus smaragdiflorus

Cleistocactus smaragdiflorus
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Cactaceae
Subfamily: Cactoideae
Genus: Cleistocactus
Species:
C. smaragdiflorus
Binomial name
Cleistocactus smaragdiflorus
(F.A.C.Weber) Britton & Rose 1920
Synonyms
  • Cereus baumannii var. smaragdiflorus (F.A.C.Weber) K.Schum. 1897
  • Cereus colubrinus var. smaragdiflorus F.A.C.Weber 1894
  • Cereus smaragdiflorus (F.A.C.Weber) Speg. 1905
  • Echinopsis smaragdiflora (F.A.C.Weber) Anceschi & Magli 2021
  • Cleistocactus azerensis Cárdenas 1961
  • Cleistocactus ferrarii R.Kiesling i1984
  • Cleistocactus parapetiensis Cárdenas 1952
  • Cleistocactus rojoi Cárdenas 1956
  • Cleistocactus smaragdiflorus var. flavispinus Borg 1937
  • Cleistocactus smaragdiflorus var. gracilior Backeb. 1966)
  • Cleistocactus smaragdiflorus f. rojoi (Cárdenas) F.Ritter 1980
  • Cleistocactus villamontesii Cárdenas 1961
  • Cleistocactus villamontesii var. longiflorior Backeb. 1966

Cleistocactus smaragdiflorus is a species of Cleistocactus found in Bolivia and Argentina.[2]

Description

Cleistocactus smaragdiflorus grows as a shrub with branched, arched to creeping shoots at the base and reaches heights of growth of up to 1 meter with a diameter of 2 to 3 centimeters. There are 12 to 14 low ribs present. The 4 to 6 yellowish or brown central spines are 1.5 to 3.5 inches long. The 10 to 34 radial spines that are up to 10 millimeters long.

The tubular, straight flowers are erect and 4 to 5 centimeters long. The flower tube is red to pink. The bracts are little spread. The stylus protrudes slightly from the flower. The spherical fruits reach a diameter of up to 1.5 centimeters.[3]

Distribution

Cleistocactus smaragdiflorus is found among trees and bushes in the dry hills of the Bolivian department of Tarija and the Argentine provinces of Jujuy, Salta, Tucumán and Catamarca at altitudes of 300 to 1500 meters.[4]

Taxonomy

The first description as Cereus smaragdiflorus was in 1894 by Frédéric Albert Constantin Weber. The plant is name after it's emerald green tepals.[5] Nathaniel Lord Britton and Joseph Nelson Rose placed them in the genus Cleistocactus in 1920.[6] Other nomenclature synonyms are Cereus colubrinus var. smaragdiflorus F.A.C. Weber (1894), Cereus baumannii var. smaragdiflorus (F.A.C. Weber) K. Schum. (1897) and Cereus colubrinus var. smaragdiflorus (F.A.C. Weber) Rol.-Goss. (1904).


In the IUCN Red List of Threatened Species, the species is listed as "Least Concern (LC)".[1]

References

  1. ^ a b "The IUCN Red List of Threatened Species". IUCN Red List of Threatened Species. 2010-09-22. Retrieved 2023-08-07.
  2. ^ "Cleistocactus smaragdiflorus (F.A.C.Weber) Britton & Rose". Plants of the World Online. Retrieved 2023-08-07.
  3. ^ Anderson, Edward F.; Eggli, Urs (2005). Das grosse Kakteen-Lexikon (in German). Stuttgart (Hohenheim): Ulmer. p. 125. ISBN 3-8001-4573-1.
  4. ^ Lowry, Martin (2016). "A synopsis of the genusCleistocactusLemaire (Cactaceae)". Bradleya. 34 (34). British Cactus and Succulent Society: 148–186. doi:10.25223/brad.n34.2016.a6. ISSN 0265-086X.
  5. ^ Bois, D. (1893). Dictionnaire d'horticulture illustré /. Paris: P. Klincksieck. p. 281. doi:10.5962/bhl.title.79064.
  6. ^ 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. p. 174. doi:10.5962/bhl.title.46288.
  • Media related to Cleistocactus smaragdiflorus at Wikimedia Commons
  • Data related to Cleistocactus smaragdiflorus at Wikispecies