Echinopsis derenbergii Fric 1927

Plants solitary, globose. Ribs acute. Areoles round, to 1.5 cm (0.6 in) apart. Central spine one, slightly curving, darkbrown, to 1.5 cm (0.6 in) long. Radial spines 5-20. Flowers and fruits undescribed. Distribution: Paraguay. Almost nothing is known of Echinopsis derenbergii

Echinopsis deserticola (Werdermann) H. Friedrich 8c G. D.

Rowley 1974 cacto

Cereus deserticola Werdermann 1929, Trichocereus deserticola Looser 1929

Trichocereus fulviianus F. Ritter 1962, Echinopsis fulvilana (F. Ritter) H. Friedrich &G.D. Rowley 1974

Plants shrubby, branching basally with more or less erect stems, 1-1.5 m (3.3-4.9 ft) high. Stems cylindrical. Ribs 812, deeply notched, with distinct furrows above areoles. Areoles with dark wool, to 1.5 cm (0.6 in) apart. Central spines 1-3, sometimes curving, to 12 cm (4.7 in) long. Radial spines 15-25, unequal, thin, awl shaped, dark, becoming gray with age, 1-1.5 cm (0.4-0.6 in) long. Flowers white, 7-8 cm (2.83.1 in) long; pericarpels and floral tubes with dark wool. Fruits globose, green, aromatic. Distribution: coastal hills, from Caldera, Atacama, to Tocopilla, Antofagasta, Chile.

Echinopsis escayachensis (Cárdenas) H. Friedrich 8c G. D. Rowley 1974

Trichocereus escayachensis Cárdenas 1963, Helianthocereus escayachensis (Cárdenas) Backeberg 1966

Plants treelike, branching basally, 3-4 m (9.8-13 ft) high. Stems cylindrical, more or less erect, 30-40 cm (12-16 in) in diameter. Ribs 14-16, to 2 cm (0.8 in) high. Areoles gray, 1.5-2 cm (0.6-0.8 in) apart. Spines awl shaped, gray. Central spine one, 4-6 cm (1.6-2.4 in) long. Radial spines 9-12,2-4 cm (0.8-1.6 in) long. Flowers funnelform, white, 15-17 cm (5.9-6.7 in) long. Fruits globose, dark green, to 5 cm (2 in) in diameter. Distribution: Mendez province, Tarija, Bolivia.

Echinopsis eyriesii (Turpin) Pfeiffer 8c Otto 1839 pink easter lily cactus, red easter lily cactus Echinocactus eyr/es/'/Turpin 1830, Cereus eyriesii (Turpin) Pfeiffer 1837 Cereus turbinatus Pfeiffer 1835, Echinopsis turbinata Pfeiffer & Otto 1839

Echinopsis pudantii Pfersdorf 1900

Plants solitary to clustering, branching basally. Stems globose to short cylindrical, 15-30 cm (5.9-12 in) high, 10-15 cm (3.9-5.9 in) in diameter. Ribs 11-18, thin above, not tu-berculate. Areoles white to tan, to 1 cm (0.4 in) apart. Spines

12-15, very short, hard, blackish. Flowers borne laterally, white, 20-25 cm (7.9-9.8 in) long, 5-10 cm (2-3.9 in) in diameter. Distribution: southern Brazil to northern Argentina.

Echinopsis fabrisii (R. Kiesling) G. D. Rowley 1979 Trichocereus fabrisii R. Kiesling 1976

Plants shrubby with many stems, branching only basally with erect branches of varying heights, sometimes sprawling. Stems globose to short cylindrical, rounded and slightly oblique apically, to 1 m (3.3 ft) long and 20 cm (7.9 in) in diameter. Ribs about 22, slightly tuberculate. Areoles whitish, to 1.5 cm (0.6 in) apart. Spines several, rigid, awl shaped, not differentiated as centrals and radials, brownish red, 1-6 cm (0.4-2.4 in) long. Flowers borne near the stem tips, widely bell shaped, white, to 14 cm (5.5 in) long. Distribution: Jujuy, Argentina.

Echinopsis famatimensis (Spegazzini) Werdermann 1931

orange cob cactus

Echinocactus famatimensis Spegazzini 1921, Lobivia famatimensis (Spegazzini) Britton & Rose 1923, Rebutia famatimensis (Spegazzini) Spegazzini ex Hosseus 1926 Lobivia pectinifera Wessnerex Fritzen 1940, Echinopsis densispina var.

pectinifera (Wessnerex Fritzen) J. G. Lambert 1998 Reicheocactus pseudoreicheanus Backeberg 1942

Plants usually solitary, sometimes forming clusters. Stems globose to short cylindrical, strongly depressed apically, gray-green to olive green, 3-7 cm (1.2-2.8 in) high, 2.5-6 cm (12.4 in) in diameter. Ribs 24-40, low, forming tubercles. Areoles oblong, brownish. Central spines absent. Radial spines 7-9, curving, flattened against the stem surface, whitish to yellowish, with dark bases, to 3 mm long. Flowers short fun-nelform, yellow to orange, 3-3.5 cm (1.2-1.4 in) long. Distribution: near Famatina, La Rioja, Argentina.

Echinopsis ferox (Britton & Rose) Backeberg 1934 Lobivia ferox Britton & Rose 1922, Pseudolobivia ferox (Britton & Rose) Backeberg 1942

Lobivia longispina Britton & Rose 1922, Echinopsis iongispina (Britton & Rose) Werdermann 1931, Pseudolobivia longispina (Britton & Rose) Backeberg ex Krainz 1942 Echinopsis potosina Werdermann 1931, Pseudolobivia potosina (Werdermann) Backeberg ex Krainz 1942, Lobivia potosina (Werdermann) H. Friedrich 1974 Lobivia claeysiana Backeberg 1937 Lobivia hastifera Werdermann 1938

?Trichocereus orurensis Cárdenas 1953, ?Helianthocereus orurensis (Cárdenas) Backeberg 1955, ?Echinopsis orurensis (Cárdenas) H. Friedrich & G. D. Rowley 1974 Lobivia aureoliiacina Cárdenas 1961 Lobivia backebergiana Y. Ito 1962 Lobivia pachyacantha Y. Ito 1962

Pseudolobivia wilkeae Backeberg 1962, not validly published; Lobivia wilkeae (Backeberg) H. Friedrich 1974, not validly published Echinopsis lecoriensis Cárdenas. 1963, Pseudolobivia lecoriensis

(Cárdenas) Backeberg 1966 Lobivia hórrida F. Ritter 1963 Lobivia pictiflora F. Ritter 1966 Lobivia varispina F. Ritter 1980

Plants solitary, globose to short cylindrical, to 20 cm (7.9 in) high and 30 cm (12 in) or more in diameter, nearly hidden by spines. Ribs as many as 30, spiraling, acute, distinctly tuberculate. Areoles to 3 cm (1.2 in) apart. Spines long, stiff, light brown, sometimes mottled. Central spines 3-4, curving upward, to 15 cm (5.9 in) long. Radial spines 10-12, to 6 cm (2.4 in) long. Flowers borne laterally, white, rarely pink, 7-10 cm (2.8-3.9 in) long. Fruits globose, thin skinned, dehiscent, with watery sap. Distribution: Bolivia south into northern Argentina.

Trichocereus Randallii

Echinopsis ferox

Echinopsis famatimensis

Echinopsis haematantha 267

Echinopsis formosa (Pfeiffer) Jacobi 1850


Echinocactus formosa Pfeiffer 1837, Lobivia formosa (Pfeiffer) Dodds 1937, Soehrensia formosa (Pfeiffer) Backeberg 1959, Trichocereus formosus (Pfeiffer) F. Ritter 1980 Lobivia oreopepon Spegazzini 1925, Soehrensia oreopepon (Spegazz-

ini) Backeberg 1959 ^Soehrensia uebelmanniana Backeberg & Lembcke 1959, not validly published; ?Trichocereus uebeimannianus (Backeberg & Lembcke) F. Ritter 1980, not validly published; ?Echinopsis uebeimanniana (Backeberg & Lembcke) A. E. Hoffmann 1989, not validly published Trichocereus randallii Cárdenas 1963, Helianthocereus randallii (Cárdenas) Backeberg 1966, Echinopsis randallii (Cárdenas) H. Friedrich&G.D. Rowley 1974 Lobivia kieslingii Rausch 1977 Lobivia rosarioana Rausch 1979

Plants solitary at first, later branching basally to form wide colonies. Stems globose to cylindrical, pale or blue-green, to 1.5 m (4.9 ft) high, 25-50 cm (9.8-20 in) in diameter. Ribs 27-50, rounded, distinctly notched and tuberculate. Areoles dark, to 1 cm (0.4 in) apart. Spines needle-like, yellowish to reddish brown. Central spines 2-9, 3-20 cm (1.2-7.9 in) long. Radial spines 9-15, spreading, straight or slightly curved, to 3 cm (1.2 in) long. Flowers borne near the stem tips, open during the day, red to orange-red to yellow, 6-9 cm (2.4-3.5 in) long and in diameter. Fruits broadly globose, green, to 3.5 cm (1.4 in) long and 4 cm (1.6 in) in diameter. Distribution: widespread, western Argentina in the Andes into Chile.

Continue reading here: Echinopsis friedrichii G D Rowley 1974

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