Search Results - "Ballard, H.E. Jr"

Genomic Origins of Potato Polyploids: GBSSI Gene Sequencing Data by Spooner, D.M, Rodriguez, F, Polgar, Z, Ballard, H.E. Jr, Jansky, S.H

“…Chromosome pairing relationships within cultivated potato (Solanum tuberosum) and its wild tuber-bearing relatives (Solanum sect. Petota) have been interpreted…”
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Influcence of annual fluctuations in environmental conditions on chasmogamous flower production in Viola striata by Cortes-Palomec, A.C, Ballard, H.E. Jr

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Shrinking the violets: phylogenetic relationships of infrageneric groups in Viola (Violaceae) based on internal transcribed spacer DNA sequences by Ballard, H.E. Jr, Sytsma, K.J, Kowal, R.R

“…A phylogenetic study of the genus Viola used internal transcribed spacer (ITS) DNA sequences for 44 taxa representing many infrageneric groups in Viola plus…”
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Population Genetic Structure in Temperate and Tropical Species of Viola (Violaceae) with a Mixed Breeding System by Cortés-Palomec, A.C, McCauley, R.A, Ballard, H.E. Jr

“…Inter-simple sequence repeat (ISSR) molecular markers were used to characterize inter- and intrapopulation genetic diversity in populations of two contrasting…”
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A Taxonomic Revision of Collinsonia (Lamiaceae) Based on Phenetic Analyses of Morphological Variation by Peirson, Jess A, Cantino, Philip D, Ballard, Harvey E

“…Collinsonia (Lamiaceae) is a small genus restricted to eastern North America with four species commonly recognized: C. canadensis, C. serotina, C. tuberosa,…”
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Evidence for the recognition of Viola appalachiensis by Ballard, H.E. Jr. (University of Wisconsin, Madison, WI.), Wujek, D.E

“…Because most taxonomists merge the Appalachian endemic Viola appalachiensis with the southeastern V. walteri, distinctions between the two taxa and the…”
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Three new rostrate violet hybrids from Appalachia by Ballard, H.E. Jr. (University of Wisconsin-Madison, Madison, WI)

“…Previously, four hybrids have been known to occur naturally among certain members of the "rostrate" violets of Section Viola in the genus Viola. During…”
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A new combination for an asplenosorus hybrid [Asplenium x shawneense; Illinois] by Ballard, H.E. Jr

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