Category: ACANTHOCALYCIUM

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Acanthocalycium thionanthum

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http://cactusgarden.ru/gallery/image.raw?type=orig&id=811

Acanthocalycium thionanthum
(Spegazzini) Backeberg 1935

  • – Echinopsis thionantha – (Spegazzini) Werdermann 1931
    – Echinocactus thionanthus – Spegazzini 1905,
    – Lobivia thionantha – (Spegazzini) Britton & Rose 1922,
    – Echinocactus chionanthus – Spegazzini 1905,
    – Lobivia chionantha – (Spegazzini) Britton & Rose 1922,
    – Echinopsis chionantha – (Spegazzini) Werdermann 1931,
    – Acanthocalycium chionanthum – (Spegazzini) Backeberg 1935
    – Acanthocalycium griseum –  Backeberg 1963, not validly published
    – Acanthocalycium brevispinum – F. Ritter 1964,
    – Echinopsis brevispin (F. Ritter) – H. Friedrich & G. D. Rowley 1974
    – Acanthocalycium catamarcense = F. Ritter 1980

Plants usually solitary, globose to short cylindrical, dark green to gray-green, to 12 cm (4.7 in) high and 10 cm (3.9 in) in diameter. Ribs 9-15, round, slightly notched and tuberculate. Areoles elliptical. Spines awl shaped, gray with dark tips, 1-1.5 cm (0.4-0.6 in) long. Central spines 1—4, sometimes absent. Radial spines 5-10. Flowers somewhat bell shaped, bright yellow to red to white, to 4.5 cm (1.8 in) long and in diameter; pericarpels and floral tubes with dark, spine-tipped scales and brown to white hairs and bristles. Fruits globose, dehiscent, hard, to 1 cm (0.4 in) in diameter.

Distribution: Salta, Argentina.

References: Anderson E.F. - The Cactus Family

 

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Acanthocalycium glaucum

http://www.gargamel-cactus.com/albums/album49/Acanthocalycium_catamarcens_001.jpg
http://www.gargamel-cactus.com/albums/album49/Acanthocalycium_catamarcens_001.jpg

Acanthocalycium glaucum
F. Ritter 1964

  • – Echinopsis glaudna – H. Friedrich & G. D. Rowley 1974
    – Echinopsis glauca – (F. Ritter) H. Friedrich & G. D. Rowley 1974
    – Acanthocalycium aurantiacum – Rausch 1968,
    – Echinopsis aurantiaca (Rausch) = H. Friedrich & G. D. Rowley 1974

Plants usually solitary, globose to short cylindrical, bluegreen, 6-15 cm (2.4-5.9 in) high, 3-7 cm (1.2-2.8 in) in diameter. Ribs 8-14, obtuse, notched, to 1.5 cm (0.6 in) high.
Areoles white, 1.5-2 cm (0.6-0.8 in) apart. Spines black, expanded basally. Central spines usually absent, sometimes 1 – 2. Radial spines 5-10, straight, awl shaped, 5-20 mm (0.2-
0.8 in) long. Flowers golden yellow, to 6 cm (2.4 in) long and in diameter. Fruits globose, dark green, to 2 cm (0.8 in) in diameter.

Distribution: Catamarca, Argentina.

References: Anderson E.F. - The Cactus Family

 

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Acanthocalycium spiniflorum

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http://www.llifle.com/Encyclopedia/CACTI/Family/Cactaceae/79/photos/Acanthocalycium_spiniflorum_f._violaceum_50_m.jpg

Acanthocalycium spiniflorum
(K. Schumann) Backeberg 1935

  • – Echinocactus spiniflorum K. Schumann 1903,
    – Echinopsis spiniflora (K. Schumann) A. Berger 1929
    – Echinopsis violacea Werdermann 1931,
    – Acanthocalycium violaceum(Werdermann) Backeberg 1935

Plants usually solitary, globose to somewhat elongate, depressed apically, to 60 cm (24 in) high, 10-15 cm (3.9-5.9 in) in diameter. Ribs 16-20, acute, somewhat tuberculate, to 1 cm (0.4 in) high. Spines 10-20, straight, needle-like, flexible, yellowish to brown, with dark tips, becoming gray with age. Flowers erect, funnelform to bell shaped, pink to white, to 4 cm (1.6 in) long and in diameter.

Distribution: Cordoba, Argentina.

References: Anderson E.F. - The Cactus Family

 

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Acanthocalycium klimpelianum

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Acanthocalycium klimpelianum
(Weidlich & Werdermann) Backeberg 1935

  • – Echinopsis klimpeliana – Weidlich & Werdermann 1927,
    – Lobivia klimpeliana – (Weidlich & Werdermann) A. Berger 1929
    – Acanthocalycium peitscherianum – Backeberg 1935,
    – Echinopsis peitscheriana (Backeberg) – Friedrich & G. D. Rowley 1974

Plants solitary, flattened globose, to 10 cm (3.9 in) in diameter. Ribs about 19, acute, slightly notched. Areoles elliptical, yellowish brown, to 6 mm (0.2 in) long. Central spines 1-4, straight, awl shaped, brownish, lowermost one directed downward. Radial spines 6-10, unequal. Flowers white, 3-4 cm (1.2-1.6 in) long.

Distribution: Cordoba, Argentina.

References: Anderson E.F. - The Cactus Family

 

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Acanthocalycium ferrarii

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http://files.kaktusy-sukulenty-behul.webnode.sk/system_preview_detail_200010634-493794b2bb-public/Acanthocalycium%20ferrari%20(2).JPG

Acanthocalycium ferrarii – Rausch 1976

  • – Acanthocalycium variiflorum Backeberg 1966, not validly published

Plants solitary, globose to cylindrical, green, to 12 cm (4.7 in) in diameter. Ribs as many as 18, rounded, swollen at areoles. Areoles oval, whitish. Spines horn colored to brown, usually straight, awl shaped. Central spines 1-4, to 1.5 cm (0.6 in) long. Radial spines 7-9, to 2 cm (0.8 in) long.
Flowers yellow to orange-red to carmine, to 5.5 cm (2.2 in) long and 5 cm (2 in) in diameter. Fruits oval, to 10 mm (0.4 in) long and 8 mm (0.3 in) in diameter.

Distribution: Tucuman, Argentina.

References: Anderson E.F. - The Cactus Family