Cactusinhabitat booklet. South America by Anceschi G., Magli A.

By Anceschi G., Magli A.

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2006, text: 92) stem ribs Echinopsis bridgesii ssp. bridgesii short cylindric, 12-13 cm (9-) 12-14 Echinopsis bridgesii ssp. ] x 8-9 cm 12 We also arrived at these conclusions by studying Echinopsis vallegrandensis Cárdenas in some of its distribution areas in Bolivia (Santa Cruz and Chuquisaca) in the zones between Mataral, San Isidro, Pulquina and the Rio Grande Valley. In fact, we did not find many differences compared to the populations of E. bridgesii that we saw in June 2007 in the surroundings of La Paz (Valle de La Luna).

Therefore it is the only one that takes account of real processes, fitted with individuality, which have a beginning, duration, and an end. • In phylogeny an exact chronology of the real historical events distinguishes the real, natural groups, (monophyletics), from those that are abstract, non-natural (polyphyletics, paraphyletics) (Hennig 1966, 238-239). , 83). Taxonomy (part II) 33 • In the case of molecular data, the temporal dimension of the splitting moments from which new species are born is given by a probabilistic scan, a dimension suggested by the phylogenetic hypotheses produced by the evolutionary models chosen to process the analysis data.

Schlumpberger discussed his conclusions with the NCL “team” (2011, 25: 30; 2012, 26: 7; 2012, 28: 3-4), and the result is the 48 new proposed combinations in CSI (2012, 28: 29-31). We do not see any coherence of approach in this procedure. Maybe Cleistocactus and Oreocereus should be more “protected” than Notocactus and Eriocactus? As far as we are concerned we think that time cannot be reversed, and that the indications of the real relationships between the taxa involved in the Schlumpberger & Renner’s study are rather clear.

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