Trichocereus spinibarbis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Cactaceae
Subfamily: Cactoideae
Genus: Trichocereus
Species:
T. spinibarbis
Binomial name
Trichocereus spinibarbis
(Otto ex Pfeiff.) F.Ritter
Synonyms
  • Cereus spinibarbis Otto ex Pfeiff. 1837
  • Echinocereus spinibarbis (Otto ex Pfeiff.) K.Schum. 1895
  • Echinopsis spinibarbis (Otto ex Pfeiff.) A.E.Hoffm. 1989
  • Eulychnia spinibarbis (Otto ex Pfeiff.) Britton & Rose 1920

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

Description

Trichocereus spinibarbis is a compact shrub with a typical height of 80 cm and slightly arched cylindrical stems that are 6 cm in diameter. The plant has 9 obtuse ribs, each 1 cm wide with round and obovate yellow or gray areoles measuring 5 mm in height and 1 cm in width. The stems have 4 central spines, 2–12 cm 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 in length, light gray in color with brown tips. The flowers, 13 cm long, have ovaries and floral tubes covered in black hairs. The round fruits are 4 cm in length, containing seeds that are 1.5 mm long and 1 mm wide.[3]

Distribution

Indigenous to Chile, Trichocereus 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. 1 2 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.
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