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pro vyhledávání: '"Jiří Soják"'
Autor:
Jiří Soják
Publikováno v:
Plant Diversity and Evolution. 130:7-157
Autor:
Jiří Soják
Publikováno v:
Feddes Repertorium. 123:51-54
Argentina adulterina Sojak sp. nova from New Guinea (Irian Jaya) is described and compared with allied species. Habitually it is similar to A. irianensis, but in leaflet dentation it agrees with A. biloba. Leaves and leaflets of these three species a
Autor:
Jiří Soják
Publikováno v:
Annales Botanici Fennici. 48:29-33
Potentilla radiata Lehm., described from northern Iran, also occurs in the Caucasus, Transcaucasia and NE Turkey. It has been reported as P. svanetica Siegfr. & R. Keller, P. sommieri Siegfr. & R. Keller or P. armeniaca Siegfr. ex Th. Wolf by local a
Autor:
Jiří Soják
Publikováno v:
Feddes Repertorium. 121:112-116
The mode of origin of Potentilla crantzii (quinate leaves) from the Asian P. gelida (ternate leaves) can be observed in Tien Shan and in mountains of southern Siberia even at present. Transitional forms between them also occur in the far North-East o
Autor:
Jiří Soják
Publikováno v:
Feddes Repertorium. 120:185-217
This article contains comments on 88 species of Potentilla and three allied genera that grow in the territory of the former USSR. They deal mainly with taxonomic or nomenclatural issues, sometimes accompanied by notes on distribution. (© 2009 WILEY-
Autor:
Jiří Soják
Publikováno v:
Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie. 127:349-358
Autor:
Jiří Soják
Publikováno v:
Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie. 127:343-347
Autor:
Jiří Soják
Publikováno v:
Feddes Repertorium. 117:486-500
New taxa of the sections Anserina, Niveae, Pensylvanicae and Rectae from New Guinea, China, Mongolia, Iran, Transcaucasia, Central Asia, India and Greenland are described. Three varieties described from Malesia are elevated to the rank of species and
Autor:
Jiří Soják
Publikováno v:
Feddes Repertorium. 116:290-293
The article points out to 47 validly published names of Potentilla omitted in Index Kewensis and gives precision to correct citations of names of 30 species and hybrids which already have been included in the Index. (© 2005 WILEY-VCH Verlag GmbH & C
Autor:
Jiří Soják
Publikováno v:
Willdenowia. 33:409-423
Sojak, J.: Some new taxa of Potentilla (Rosaceae) from New Guinea, Asia and Canada (Notes on Potentilla XV.). — Willdenowia 33: 409–423. — ISSN 0511-9618; © 2003 BGBM Berlin-Dahlem. Four species, seven nothospecies and seven varieties of Poten