Echinopsis spinibarbis

Echinopsis spinibarbis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Cactaceae
Subfamily: Cactoideae
Genus: Echinopsis
Species:
E. spinibarbis
Binomial name
Echinopsis spinibarbis
(Otto ex Pfeiff.) A.E.Hoffm.
Synonyms
  • Cereus spinibarbis Otto ex Pfeiff.
  • Echinocereus spinibarbis (Otto ex Pfeiff.) K.Schum.
  • Eulychnia spinibarbis (Otto ex Pfeiff.) Britton & Rose
  • Trichocereus spinibarbis (Otto ex Pfeiff.) F.Ritter

Echinopsis spinibarbis, or quisco, is a species of cactus found in Chile.[1][2]

Description

Echinopsis spinibarbis is a compact shrub with a typical height of 80 cm (31 in) and slightly arched cylindrical stems that are 6 cm (2.4 in) in diameter. The plant has 9 obtuse ribs, each 1 cm (0.39 in) wide with round and obovate yellow or gray areoles measuring 5 mm (0.20 in) in height and 1 cm (0.39 in) in width. The stems have 4 central spines, 2–12 cm (4.7 in) long, light gray in color with black tips, arranged in a crosswise pattern. Additionally, there are 10-22 radial spines measuring 1-1.5 cm (0.59 in) in length, light gray in color with brown tips. The flowers, 13 cm (5.1 in) long, have ovaries and floral tubes covered in black hairs. The round fruits are 4 cm (1.6 in) in length, containing seeds that are 1.5 mm (0.059 in) long and 1 mm (0.039 in) wide.[3]

Distribution

Indigenous to Chile, Echinopsis spinibarbis is specifically found in Region II of Antofagasta and Region III of Atacama, at elevations around 200 meters.[3]

References

  1. ^ "On-line Guide to the positive identification of Members of the Cactus Family". On-line Guide to the positive identification of Members of the Cactus Family. Retrieved 2023-12-17.
  2. ^ "Trichocereus spinibarbis (Otto ex Pfeiff.) F.Ritter". Plants of the World Online. Retrieved 2023-12-17.
  3. ^ a b Albesiano, Sofía (2012). "A New Taxonomic Treatment of the Genus Trichocereus (Cactaceae) in Chile". Haseltonia. 18: 116–139. doi:10.2985/026.018.0114. ISSN 1070-0048.