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Echinonyctanthus oxygonus (Link) Lem.
Cact. Gen. Sp. Nov. 85. 1839
Family: CACTACEAE

Accepted Scientific Name: Echinopsis oxygona (Link) Zucc. ex Pfeiff.
Abbild. Beschr. Cact. 2(i): sub t. 4. 1845 [Jan-Feb 1845] Pfeiff.

Echinonyctanthus oxygonus (Echinopsis oxygona) Photo by: Terry Heath

Synonyms:

See all synonyms of Echinopsis oxygona
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Accepted name in llifle Database:
Echinopsis oxygona (Link) Zucc. ex Pfeiff.
Abbild. Beschr. Cact. 2(i): sub t. 4. 1845 [Jan-Feb 1845]
Synonymy: 9 Accepted name in llifle Database:
Echinopsis oxygona f. monstruosa hort.
Synonymy: 3
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Common Names include:
ENGLISH: Easter Lily Cactus, Sea-Urchin Cactus
RUSSIAN (Русский): Эxинопсис острогранный
SWEDISH (Svenska): Kökssjöborrekaktus

Subspecies, varieties, forms and cultivars of plants belonging to the Echinopsis oxygona group

  • Echinopsis multiplex (Pfeiff.) Zucc. ex Pfeiff. & Otto: is too closely related and similar to E. oxygona to warrant any specific rank, but flower-tube enlarged above, its scales distant, large. Distribution: Southern Brazil.
  • Echinopsis oxygona (Link) Zucc. ex Pfeiff.: stems 8-14 cm thick, 20-30 cm tall, slightly clumping, has night-blooming, pink flowers. Flower-tube slender its scales numerous, small. Distribution: Bolivia, Argentina, Uruguay, Paraguay and Southern Brazil.
  • Echinopsis paraguayensis Mundt ex F.Ritter: Stems thinner and longer (5-9 cm thick, 20-50 cm long) very free clumping. Ribs 8-12. Distribution: Guairá and adjacent areas, Paraguay.



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