turbinicarpus chave de identificação do bradleya

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<p>KEY TO THE SPECIES OF NEOLLOYDIA 1. Areolar groove present. extending to base of tubercle: fruits without a persistent perianth, dry and papery at maturity; seeds with uneven lip on hilum 1. N. conoidea Areolar groove absent or poorly developed; fruits usually with a persistent perianth, at least somewhat fleshy at seeds with an even lip on hilum 2 2. Roots long and tuberous 3 Roots not long and tuberous 4 3. Central spines 10-15mm long: radial spines 16-25: perianth-segments magenta or brownish-yellow 2. N. subterranea Central spines 18-22mm radial spines 8-14; perianth- segments white with reddish midribs 3. N. mandragora 4. Radial spines > 25 per areole 5 Radial spines 25 per areole 6 5. Spines plumose (Coahuila) 4. N. valdeziana Spines not plumose (Tamaulipas) 5. N. pseudopectinata 6. Spines 8 or more at each areole 7 Spines 8 or fewer at each areole 12 7. Central spines 3 or stems both single and clustered 7. N. viereckii Central spines 3 or fewer: stems either single or clustered, but not both 8 8. Flowers magenta 9 Flowers white or pinkish 10 9. Central spines 1; stems often clustered (Hidalgo) 8. N. horripila Central spines 2-3; stems usually single (Coahuila and Nuevo Leon) 9. N. smithii 10. Radial spines 15-20 11 Radial spines 7-14 10. N. saueri 11. Stem 3.5-7cm in diameter; radial spines 6-8mm long 11. N. knuthiana Stem 2.5-3cm in radial spines about 2.5mm long 12. N. schmiedickeana 12. Spines thickened and spongy or flattened and papery 12. N. schmiedickeana Spines bristly and not papery 13 13. Spines 2-5 per areole, 10mm or less in length 13. N. lophophoroides Spines 5-8 per areole, more than 10mm long 14 14. Tubercles low and rounded; spines highly twisted 14. N. pseudomacrochele Tubercles somewhat conical and pointed; spines not twisted 15. 15. Stamen filaments white (Tamaulipas) 6. N. gielsdorfiana Stamen filaments reddish (San Luis Potosi) 15. N. laui</p><p>KEY TO THE VARIETIES OF N. SUBTERRANEA Roots with extremely long, slender necks, up to 10cm long; radial spines 16-19; flowers magenta 2a. var. subterranea Roots without extremely long slender necks, much less than 10cm radial spines flowers brownish-yellow 2b. var. zaragosae KEY TO THE VARIETIES OF N. VIERECKII Stems commonly clustered, 3-4.5cm diam.; radial spines 17-22, slender; flowers 1.5-2cm diam., magenta 7a. var. viereckii Stems usually 4-6.5cm radial spines 13-16, heavy: flowers 2-3.5cm diam., white 7b. var. major KEY TO THE VARIETIES OF N. SCHMIEDICKEANA 1. Tubercles clearly higher vertically than broad 2 Tubercles not higher vertically than broad 4 2. Spines thickened and spongy; tubercles tapering rapidly to the tip, more or less conical 3 Spines flattened and paperlike: tubercles tapering gradually to and flattened at the tip, not clearly conical 12a. var. gracilis 3. Stems dull green; spines twisted, not curved towards the flowers white to magenta 12b. var. schmiedickeana Stems spines not twisted, curved towards the apex; flowers white 5 4. Tubercles conical 12c. var. flaviflora Tubercles low and more or less flattened 12d. var. schwarzii 5. Tubercles pointed at the tips, 5-8mm high vertically 12e. var. klinkeriana Tubercles obtuse or rounded at the tips. 2-5mm high vertically 6 6. Tubercles rounded at the tips; spines 0-4, commonly 3, thick and spongy 12f. var. macrochele Tubercles obtuse at the tips; spines >10, not thick and spongy but somewhat flexible 12g. var. dickisoniae Key to the "sub-genera" of Turbinicarpus Bodies to 6 cm tubercles small, spination of mature plants plumose or pectinate: Pelecyphora/Normanbokea Bodies to 7 cm tubercles usually large and low, spination usually thick, sparse and mostly early deciduous, crown bare or with some wool: Turbinicarpus Bodies to 9 cm tubercles fairly slender, spination fine, dense and persistent, crown with conspicuous light coloured wool: Gymnocactus</p><p>Key to the species of Turbinicarpus Spines pectinate or plumose only on juvenile specimens; central spines generally present: Spines papery or Tubercles as long as they are broad, body flattened (similar to Ariocarpus spp), flower purple: T. alonsoi Tubercles longer than broad Spines thick, flowers white with pink mid-stripe: T. schmiedickeanus Spines thin, papery, flowers white: T. schmiedickeanus ssp. gracilis Spines thin, papery, flowers yellow: T. schmiedickeanus ssp. flaviflorus Tubercles broader than long: Tubercles pronounced conical, more or less ascending: Tubercles elongated, over 5 mm long, spines 2.5 to 4 cm long: T. macrochele Tubercles short, under 5 mm long, spines short, under 1 cm long: T. schmiedickeanus ssp. klinkerianus Tubercles short, under 5 mm long, single central, strongly appressed: T. schmiedickeanus ssp. andersonii Tubercles short, spines 1.2 to 1.5 mm long: T. schmiedickeanus ssp. bonatzii Tubercles more or less Body appears to be covered in "specks", single central spine tipped black: T. lophophoroides var Body pale green, spines yellowish brown, to 2.0 cm long, flowers white: T. schmiedickeanus ssp. klinkerianus fa. Body pale green, spines yellowish brown, to 2.5 cm long, flowers pink: T. schmiedickeanus ssp. rubriflorus Body brownish, similar in appearance to a Lophophora T. macrochele ssp. macrochele var. polaskii Body matt green, flowers white: T. schmiedickeanus ssp. rioverdensis Spines not papery or cardboard-like: Spines slightly curved, more or less Radial spines numerous (to 20) T. dickisoniae Radial spines few or lacking: Stem under 3.5 cm greenish, spines 6 to 7: T. laui Stem up to 4.5 cm bluish, spines to 4: T. lophophoroides Stem up to 5 cm dark greyish green pale bluish green (turning brownish in the sun), spines 4 to 6, tipped darker: T. swobodae Stem up to 7 cm greyish green, spines 4 to 7, tipped T. hoferi Spines tortuous and more or less Stem pale green, rounded tubercles Root and body not easily discernible, flowers 3.5 cm perianth segments white with rose mid-stripe: T. pseudomacrochele pseudomacrochele Root and body separated by slight constriction, flowers to 4.5 cm perianth segments pink: T. pseudomacrochele var. sphacellatus Stem dark green, conical tubercles, flowers 2 cm perianth segments pink: T. pseudomacrochele ssp. krainzianus fa. lausseri perianth segments greenish to yellowish cream Body greater than 12 mm T. pseudomacrochele ssp. krainzianus Body up to 12 mm T. pseudomacrochele krainzianus fa. minimus Key to the species of Pelycyphora / Normanbokea Spines pectinate or plumose even on mature specimens, central spines absent: Spines plumose: Flowers pink-purple: T. valdezianus Flowers white: T. valdezianus var. albiflorus Spines pectinate: Flowers whitish and/or with magenta/purple mid-stripe: T. pseudopectinatus Flowers magenta/purple: T. pseudopectinatus jarmilae Key to the species of Gymnocactus (incl. Rapicactus) Body separated from the tap root by a very thin, woody section: (Rapicactus) Root with long neck (up to 10 cm long), central spines 1 pointing towards crown, radial spines 16 to 25, flowers magenta: T. mandragora ssp. subterraneus Root with short neck (less than 10 cm long), central spines pointing away from the body, radial spines 21 to 25, flowers brownish yellow: T. mandragora ssp. zaragozae Root with short neck, radial spines to 14, flowers white with reddish mid stripe: T. mandragora Root with short neck, (1 to 5cm long), radial spines mostly 18 to 20, flowers dark magenta: T. mandragora ssp. booleanus Body and tap root continuous: (Gymnocactus) Central spine absent or 1 Radial spines 6 to 12, flowers 2 to 4 cm long. Radial spines 6 to 8, flowers white: T. gielsdorfianus Radial spines mostly 12, flowers violet to brownish inside: T. mandragora ssp. beguinii Radial spines 9 to 12, flowers intensive red colour purple: T. horripilus Radial spines 16 to 20 Spines to 7 mm long, flowers short, 1 to 1.5 cm long, interior perianth segments white colour ivory: T. saueri ssp. vsabelae Spines under 7 mm long, flowers short, 1 to 1.5 cm long, interior perianth segments white colour ivory: T. saueri ssp. vsabelae (var. brevispina) Flowers longer, 2 to 3 cm long, interior perianth segments whitish colour dye violet rose: T. knuthianus Central spines 2 or more Radial spines 12 to 16 Interior perianth segments white or pink white with pink mid line. Central spines of obscure chestnut-coloured colour, vitreous radial spines, white: T. saueri Central spines 4, in cross formation, flowers white: T. viereckii ssp. major Radial spines about 20, central spines 4, interior perianth segments violet rose: T. viereckii</p>