By Zika Peter   in Brittonia

ISSN:0007-196X|65|2|128-141

Springer Publishing Company ‎(2013)‎

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By Zika Peter F.   Reveal James L.   Jarvis Charlie   in Taxon

ISSN:1996-8175|57|2|650-651

International Association for Plant Taxonomy‎(2008)‎

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By Zika Peter F.   Wilson Barbara L.   Hipp Andrew L.   in Taxon

ISSN:1996-8175|60|3|906-907

International Association for Plant Taxonomy‎(2011)‎

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