Accepted Scientific Name: Turbinicarpus pseudomacrochele subs. minimus (G.Frank) Lüthy & A.Hofer
Kakteen Sukk. 50(11): 280 (1999), basionym not validly publ. in cited ref. et: Cactaceae Syst. Init. 14: 20. 2002 [Oct 2002]

Turbinicarpus pseudomacrochele subs. krainzianus f. minimus (Turbinicarpus pseudomacrochele subs. minimus) Photo by: Valentino Vallicelli
Synonyms:
See all synonyms of Turbinicarpus pseudomacrochele
Description: Similar to the standard Turbinicarpus pseudomacrochele ssp. krainzianus, but smaller.
Stems: Elongated up to 4 cm high, 8-12 mm in diameter. This taxon seems to be fairly variable in body diameter. Cultivated specimens also generally have a larger diameter than that shown in the description.
Roots: Deep napiform root.
Flowers: Same as in the type species (krainzianus): diurnal, yellow cream or greenish cream, in summer, up to 2 cm. long.
Fruit: Spherical, 3-5 mm long, with remnants of dried flower.
Remarks: This species is one of those Turbinicarpus which pass a purely radial-spined youth stage in which they are already floriferous. Most of the plants after several years develop the long curled central spines, giving the plant its fuzzy appearance.
More...
Subspecies, varieties, forms and cultivars of plants belonging to the Turbinicarpus pseudomacrochele group
Turbinicarpus pseudomacrochele (Backeb.) Buxb. & Backeb.: (ssp. pseudomacrochele) has fatter pale green, low tubercles, much bigger flowers up to 3,5 cm in diameter and pure white or rose-colored flowers with dark pink midveins. Distribution: Hidalgo and Queretaro.
Turbinicarpus pseudomacrochele subs. krainzianus (G.Frank) Glass: The stem is dark green, with tapering, somewhat pointed tubercles, and yellowish cream or greenish-yellow flowers to only 2 cm in diameter. Distribution uncertain.
Turbinicarpus pseudomacrochele subs. krainzianus cv. Lilliput: it is a neotenic form with thin finger-like stems.
Turbinicarpus pseudomacrochele var. krainzianus f. cristatus: Crested form.
Turbinicarpus pseudomacrochele subs. lausseri (Diers & G.Frank) Glass: The stem is dark green, the tubercles are pointed and deep. Flowers reddish purple up to to 2,5 cm in diameter. Distribution: Sierra del Doctor, Queretaro.
Turbinicarpus pseudomacrochele subs. minimus (G.Frank) Lüthy & A.Hofer: Similar to Turbinicarpus pseudomacrochele ssp. krainzianus, but smaller, with stem elongated up to 4 cm high, 8-12 mm in diameter, deep napiform root.
Turbinicarpus pseudomacrochele subs. minimus f. cristatus hort.: Crested form.
Turbinicarpus pseudomacrochele var. sphacellatus Diers & G.Frank: intermediate between Turbinicarpus pseudomacrochele subs. krainzianus and Turbinicarpus pseudomacrochele subs. lausseri. Distribution: unkown.
More...
Bibliography: Major references and further lectures
1) Edward Anderson “The Cactus family” Timber Press, Incorporated, 2001
2) 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
3) David R Hunt; Nigel P Taylor; Graham Charles; International Cactaceae Systematics Group. "The New Cactus Lexicon" dh books, 2006Jackie M. Poole, William R. Carr, Dana M. Price, Jason R. Singhurst “Rare plants of Texas: a field guide” Texas A&M University Press, 30/Dec/2007
4) Milan Zachar, Roman Staník, Alexander Lux, Igor Dráb "Rod Turbinicarpus (Gattung Turbinicarpus)" Vydavateľstvo Roman Staník, 1996
More...
Turbinicarpus pseudomacrochele subs. krainzianus f. minimus (Turbinicarpus pseudomacrochele subs. minimus) Photo by: Valentino Vallicelli
Turbinicarpus pseudomacrochele subs. krainzianus f. minimus (Turbinicarpus pseudomacrochele subs. minimus) Photo by: Prof. Ilham Alakbarov
Flower is diurnal, and yellow, cream, or greenish cream (Turbinicarpus pseudomacrochele subs. minimus) Photo by: Cactus Art
Turbinicarpus pseudomacrochele subs. krainzianus f. minimus (Turbinicarpus pseudomacrochele subs. minimus) Photo by: Alexander Arzberger
Turbinicarpus pseudomacrochele subs. krainzianus f. minimus (Turbinicarpus pseudomacrochele subs. minimus) Photo by: Valentino Vallicelli
Turbinicarpus pseudomacrochele subs. krainzianus f. minimus (Turbinicarpus pseudomacrochele subs. minimus) Photo by: Valentino Vallicelli
Turbinicarpus pseudomacrochele subs. krainzianus f. minimus (Turbinicarpus pseudomacrochele subs. minimus) Photo by: Cactus Art
Turbinicarpus pseudomacrochele subs. krainzianus f. minimus (Turbinicarpus pseudomacrochele subs. minimus) Photo by: Cactus ArtCultivation and Propagation: It’s a fairly easy and robust species to cultivate, but very slow growing. It needs a very well-drained soil, and requires strong sun to part sun to keep the plant compact and low and to develop a good spinal growth. Waterings should be rather infrequent to keep the plant compact, and avoid its becoming excessively elongated and unnatural in appearance. Furthermore it has a tap root, and watering it properly is often difficult, because it tends to crack open or rot if over-watered. Careful watering away from the body of the plant will allow the areoles to keep their wool. Keep dry in winter, or when night temperatures remain below 10° C. It is hardy to -4°C for a short period. Assure a good ventilation.
Reproduction: From seed, since the plant rarely produces plantlets, or grafted.
Your Photos

by Valentino Vallicelli

by Valentino Vallicelli

by Andrea B.

by Cactus Art

by Cactus Art