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Cereus caespitosus Engelm. & A.Gray
Boston J. Nat. Hist. v. (1845) 247.
Family: CACTACEAE

= Echinocereus reichenbachii subs. caespitosus (Engelm.) W.Blum & Mich.Lange in W.Blum et al.
Echinocereus Monogr. (preprint) [8] (1998) not validly published W.Blum, Mich.Lange et al.

Accepted Scientific Name: Echinocereus reichenbachii (Terscheck ex Walp.) Haage jr. ex Britton & Rose
Cactaceae (Britton & Rose) 3: 25. 1922 [12 Oct 1922] ; vide Gray Herb. Card Cat Britton & Rose

Cereus caespitosus (Echinocereus reichenbachii subs. caespitosus) Photo by: Cactus Art
Also known as the “White Lace Cactus of Texas” it is a fine plant with very attractive, large, fragrant pink blooms, unusual in the flat clusters of spines which spread comb-like back over the ribs.

Synonyms:

See all synonyms of Echinocereus reichenbachii
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Accepted name in llifle Database:
Echinocereus reichenbachii (Terscheck ex Walp.) Haage jr. ex Britton & Rose
Cactaceae (Britton & Rose) 3: 25. 1922 [12 Oct 1922] ; vide Gray Herb. Card Cat
Synonymy: 38 Accepted name in llifle Database:
Echinocereus reichenbachii var. albertii L.D.Benson
Cact. Succ. J. (Los Angeles) 41: 127. 1969
Synonymy: 2 Accepted name in llifle Database:
Echinocereus reichenbachii subs. armatus (Poselg. ex Engelm.) N.P.Taylor
Cactaceae Consensus Init. 3: 9. 1997
Synonymy: 8 Accepted name in llifle Database:
Echinocereus reichenbachii subs. baileyi (Rose) N.P.Taylor
Cactaceae Consensus Init. 3:9. 1997
Synonymy: 13 Accepted name in llifle Database:
Echinocereus reichenbachii subs. fitchii (Britton & Rose) N.P.Taylor
Cactaceae Consensus Init. 3: 9. 1997
Synonymy: 4 Accepted name in llifle Database:
Echinocereus reichenbachii subs. perbellus (Britton & Rose) N.P.Taylor
Cactaceae Consensus Init. 3: 9. 1997
Synonymy: 3
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Common Names include:
ENGLISH: Purple Candle Cactus, Merry Widow Cactus, Classen's Cactus, Lace Cactus (due to the look of the spines), Lace Hedgehog Cactus, White Lace Cactus of Texas

Subspecies, varieties, forms and cultivars of plants belonging to the Echinocereus reichenbachii group

  • Echinocereus baileyi var. brunispinus Backeb.: No central spine with brown, intelacing, bristly, radials spines. Distribution: Oklahoma.
  • Echinocereus melanocentrus J. Lowry: same as: Echinocereus reichenbachii subs. fitchii
  • Echinocereus oklahomensis Lahman: It is one of the local forms of Echinocereus reichenbachii subs. baileyi distinguished by having 20-24 radial spines only 2 cm long and 0-2 centrals. Distribution: south-west Oklahoma.
  • Echinocereus reichenbachii (Terscheck ex Walp.) Haage jr. ex Britton & Rose: Small solitary or slowly branching cylindrical shaped cactus.It has 20 to 36, white to tan pectinatd radial spines held closely against the the ribs of the stems, organized in 2 series. Central spines usually absent.
  • Echinocereus reichenbachii var. albertii L.D.Benson: This cactus has large, pretty pink flowers with a very dark center. It has dark cental spines 0, or 1, 2 to 3 mm long, purple-black in colour. The 14 to 20 radial spines are white with dark purple tips number, straight, closely pectinate, 3 to 6 mm long.
  • Echinocereus reichenbachii var. albispinus (Lahman) L.D.Benson: This is a form of Echinocereus baileyi with white to delicately pinkish spines, up to 1-2 cm long.
  • Echinocereus reichenbachii f. albispinus hort. non Lahman: It is intermediates between Echinocereus baileyi and Echinocereus reichenbachii subsp. caespitosus. It has white neat comb-like short spination. It is one of the smaller Echinocereus species.
  • Echinocereus reichenbachii subs. armatus (Poselg. ex Engelm.) N.P.Taylor: This cactus has large, pretty pink flowers with a clearer often greenish center. It has 1 or 2 sharpen, light brown, darkly tipped spines.
  • Echinocereus reichenbachii subs. baileyi (Rose) N.P.Taylor: No central spine with about 16 intelacing radials spines, that are bristly spreading and variously coloured, white, yellowish, fox red, brown or pink. Distribution: Oklahoma, Texas.
  • Echinocereus reichenbachii f. brevispinum hort.: short spined form.
  • Echinocereus reichenbachii subs. caespitosus (Engelm.) W.Blum & Mich.Lange in W.Blum et al.: The so called "caespitosus" is the form found in central Texas. Usually this plants lack central spines and are weakly distinguished from typical "reichenbachii".
  • Echinocereus reichenbachii var. castaneus (Engelm.) nov. comb. ined.
  • Echinocereus reichenbachii f. cristatus hort.: Crested form.
  • Echinocereus reichenbachii subs. fitchii (Britton & Rose) N.P.Taylor: has brown central spines, much longer than white radials and large flower, slightly scented, pink-purple with dark burgundy centre. Distribution: Starr, Webb, and Zapadta Co., Texas
  • Echinocereus reichenbachii subs. perbellus (Britton & Rose) N.P.Taylor: It has 0-1 central spine, fewer than 20 radials, and elliptic areoles; Range: Colorado, New Mexico, and central Texas.
  • Echinocereus reichenbachii var. purpureus (Lahman) D.Parker: intermediate between Echinocereus baileyi and Echinocereus caespitosus, has reddish neat comb-like spines with bright purple flowers. Distribution: Oklhoma


1771 valentino Valentino Vallicelli
Cereus caespitosus (Echinocereus reichenbachii subs. caespitosus) Photo by: Valentino Vallicelli
1772 cactus-art Cactus Art
Cereus caespitosus (Echinocereus reichenbachii subs. caespitosus) Photo by: Cactus Art

1773 cactus-art Cactus Art
Cereus caespitosus (Echinocereus reichenbachii subs. caespitosus) Photo by: Cactus Art
1770 valentino Valentino Vallicelli
Cereus caespitosus (Echinocereus reichenbachii subs. caespitosus) Photo by: Valentino Vallicelli

1774 cactus-art Cactus Art
Cereus caespitosus (Echinocereus reichenbachii subs. caespitosus) Photo by: Cactus Art
1775 cactus-art Cactus Art
Cereus caespitosus (Echinocereus reichenbachii subs. caespitosus) Photo by: Cactus Art

3531 valentino Valentino Vallicelli
Blue river, OK, (white spines) (Echinocereus reichenbachii subs. caespitosus) Photo by: Valentino Vallicelli
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