Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Erich Haber"'
Autor:
Irwin Brodo, Erich Haber
Publikováno v:
The Canadian Field-Naturalist. 136:284-292
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Publikováno v:
The Canadian Field-Naturalist. 136:49-57
Autor:
Erich Haber
Publikováno v:
TAXON. 42:63-70
Summary A versatile and relatively inexpensive PC mapping system in use at the National Herbarium of Canada is described and examples of its capabilities and use are given. Sources of place name databases with coordinates for Canada and the U.S.A. ar
Autor:
Erich Haber
Publikováno v:
The Canadian Field-Naturalist. 129:90
Autor:
Erich Haber
Publikováno v:
The Canadian Field-Naturalist. 128:424
Autor:
Erich Haber
Publikováno v:
The Canadian Field-Naturalist. 128:426
Autor:
Erich Haber
Publikováno v:
The Canadian Field-Naturalist. 126:61
Autor:
Hideki Takahashi, Erich Haber
Publikováno v:
The Botanical Magazine Tokyo. 101:483-495
Samples of North AmericanPyrola asarifolia and its Asian vicariad,P. incarnata, were compared in morphology and leaf flavonol constituents. No qualitatively distinct attributes separate the plants from these two regions. In addition, a broad overlap
Autor:
James E. Cruise, Erich Haber
Publikováno v:
Canadian Journal of Botany. 52:877-883
A reevaluation of the generic limits within the Pyroloideae is presented, taking into consideration the more recent evidence of chromosome number within the group. Chromosome number is correlated with more obvious morphological features, many of whic
Autor:
Erich Haber
Publikováno v:
Canadian Journal of Botany. 55:2919-2935
Circaea × intermedia Ehrh. in North America is an interspecific hybrid between C. alpina L. and C. lutetiana L. subsp. canadensis Aschers. & Magnus. In spite of the morphological differences that exist between the European and North American subspec