Origin and Habitat: Echinocereus ferreirianusSN|21825]]SN|21825]] comes from Eastern part of central Baja California and adjacent islands in the Gulf of California (Mexico, Northern America. Its two subspecies differ in range. subsp. ferreirianus is located in the eastern region of central Baja California and adjacent islands of Baja California while subsp. lindsayi is restricted to a region south of Cataviña in central Baja
Habitat and Ecology: Echinocereus ferreirianusSN|21825]]SN|21825]] grows on rocky mountains, low hills, slopes, and cliffs. It has been reported from shrub desert in pumice slopes, lava fields and in stony-loamy granite. The only threat is illegal collecting, in specific of the subspecies subsp. lindsayi.

• Echinocereus ferreirianus subs. lindsayi (J.Meyran) N.P.Taylor
• Echinocereus ferreirianus var. lindsayi (J.Meyran) N.P.Taylor
• Echinocereus lindsayi J.Meyran

• Echinocereus ferreirianus subs. lindsayi (J.Meyran) N.P.Taylor
• Echinocereus ferreirianus var. lindsayi (J.Meyran) N.P.Taylor
• Echinocereus lindsayi J.Meyran
• Echinocereus ferreirianus subs. lindsayi f. monstruosus hort.
• Echinocereus lindsayi f. monstruosus hort.

Description: Echinocereus lindsayiSN|3382]]SN|3382]] is an heavily spined cactus with usually a solitary stem, but sometime it branches forming clumps with several stems. The spines are very robust and long almost obscuring the stem.
Stem: Up to 13 cm tall and 10 cm in diameter. Spherical to cylindrical, grey-green to green.
Central spines: Usually 4 (but sometime up to 7) strong, round in cross section, 1,5 to 10 cm long usually curved, bright red when young later dark grey to brown.
Radial spines: 8 to 14 shorter, spreading, whitish 0,8 to 4,5 cm long.
Flowers: 6-10 cm long, 4-9,5 cm broad, arising laterally near the apex, funnel-shaped, pink, bright purple to dark magenta with an orange to deep-red contrasting throat. Sigma green.
Blooming season: May.

Bibliography: Major references and further lectures
1) Edward Anderson “The Cactus family” Timber Press, Incorporated, 2001
2) Nathaniel Lord Britton, Joseph Nelson Rose “Cactaceae: Descriptions and Illustrations of Plants of the Cactus Family” vol. 4 The Carnegie Institution of Washington, Washington 1923
3) James Cullen, Sabina G. Knees, H. Suzanne Cubey "The European Garden Flora Flowering Plants: A Manual for the Identification of Plants Cultivated in Europe, Both Out-of-Doors and Under Glass" Cambridge University Press, 11/Aug/2011
4) David R Hunt; Nigel P Taylor; Graham Charles; International Cactaceae Systematics Group. "The New Cactus Lexicon" dh books, 2006
5) León de la Luz, J.L., Gómez-Hinostrosa, C. & Hernández, H.M. 2013. Echinocereus ferreirianus. In: IUCN 2013. "IUCN Red List of Threatened Species". Version 2013.2. <www.iucnredlist.org>. Downloaded on 30 March 2014.

Cultivation and Propagation: This plant from Baja California needs warmer winter temperatures, and can resist only occasional light frost, above -2C. It is sensitive to overwatering (rot prone) and needs good drainage. Fertilize with half-strength liquid fertilizer in summer. Keep absolutely dry in winter. Needs full sun;
Propagation: Seeds or cutting (if available)