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Discocactus buenekeri W.R.Abraham
Kakteen Sukk. 38(11): 284 (1987)
Family: CACTACEAE

= Discocactus zehntneri subs. buenekeri (W.R.Abraham) P.J.Braun & Esteves
Kakteen Sukk. 44(3): 64 (1993)

Accepted Scientific Name: Discocactus zehntneri Britton & Rose
Cactaceae (Britton & Rose) 3: 218. 1922 [12 Oct 1922] Britton & Rose

Discocactus buenekeri (Discocactus zehntneri subs. buenekeri) Photo by: Alexander Arzberger
This is one of tiniest cactus which is a true miniature and one of the smallest species in the genus. It is a mature specimen, and it’s only 4/5 cm high and wide. It won’t get any larger. Since it is mature, it puts all its energy into producing the little woolly top, or cephalium.

Synonyms:

See all synonyms of Discocactus zehntneri
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Accepted name in llifle Database:
Discocactus zehntneri Britton & Rose
Cactaceae (Britton & Rose) 3: 218. 1922 [12 Oct 1922]
Synonymy: 13 Accepted name in llifle Database:
Discocactus zehntneri subs. boomianus (Buining & Bredero) N.P.Taylor & Zappi
Bradleya 9: 86 (1991)
Synonymy: 3
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Common Names include:
ENGLISH: Moon Cactus, Squash Cactus

Subspecies, varieties, forms and cultivars of plants belonging to the Discocactus zehntneri group

  • Discocactus zehntneri Britton & Rose: Usually globose and completely covered in white thin, needle-like spines, the flower is about 3 cm long and the fruit are red (Origin: Sentocé)
  • Discocactus zehntneri subs. albispinus (Buining & Bredero) P.J.Braun & Esteves: has larger flattend stems. Spines fewer, longer, white and more recurved. Distribution: South-east of Sento Sé in the Serra do San Francisco, Bahia.
  • Discocactus zehntneri subs. araneispinus (Buining & Bredero) P.J.Braun & Esteves: It has 10 to15 flexible, interlacing spines up to 1-2 cm long, that are pectinate, flexible, creamy white or whitish-yellow with dark tips, becoming pale-brown to whitish, recurved backwards, sitting on the plant like spiders.
  • Discocactus zehntneri subs. boomianus (Buining & Bredero) N.P.Taylor & Zappi: Usually disk -shaped, with dark tipped yellowish spines, the flowers are up to 9 cm long. It has tuberous roots. (Origin: Morro do Chapéu municipality, Chapada Diamantina, Bahia)
  • Discocactus zehntneri subs. buenekeri (W.R.Abraham) P.J.Braun & Esteves: This species does share the complex commonality of tuberculate ribs and basal offsetting, but its white, club-shaped fruit does not fit with the dark red , much elongated and slender fruit of the other taxa.
  • Discocactus zehntneri subs. horstiorum (P.J.Braun) P.J.Braun & Esteves: Slow growing form (Origin: near Minas do Mimosa, Moreno, Sierra do Espinahaco, Bahia )

14546 valentino Valentino Vallicelli
Discocactus buenekeri (Discocactus zehntneri subs. buenekeri) Photo by: Valentino Vallicelli
28127 alexander Alexander Arzberger
Discocactus buenekeri (Discocactus zehntneri subs. buenekeri) Photo by: Alexander Arzberger

14549 cactus-art Cactus Art
Discocactus buenekeri (Discocactus zehntneri subs. buenekeri) Photo by: Cactus Art
14550 cactus-art Cactus Art
Discocactus buenekeri (Discocactus zehntneri subs. buenekeri) Photo by: Cactus Art

14548 cactus-art Cactus Art
Discocactus buenekeri (Discocactus zehntneri subs. buenekeri) Photo by: Cactus Art
28117 alexander Alexander Arzberger
Discocactus buenekeri with fruit. (Discocactus zehntneri subs. buenekeri) Photo by: Alexander Arzberger

14547 cactus-art Cactus Art
Discocactus buenekeri (Discocactus zehntneri subs. buenekeri) Photo by: Cactus Art
28120 alexander Alexander Arzberger
Discocactus buenekeri (Discocactus zehntneri subs. buenekeri) Photo by: Alexander Arzberger

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