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Search Population Information:

Generate data for each PB species. *Not all collections have photos.

Ambrosia artemisiifolia Amorpha canescens Andropogon gerardi Andropogon ternarius Andropogon virginicus Apocynum androsaemifolium Apocynum cannabinum Aquilegia coerulea Asclepias incarnata Asclepias syriaca Asclepias verticillata Bouteloua curtipendula Bouteloua gracilis Brassica nigra Brassica rapa Bromus diandrus Bromus inermis Bromus tectorum Chamaecrista fasciculata Clarkia purpurea Clarkia unguiculata Dactylis glomerata Dalea candida Dalea purpurea Echinacea angustifolia Echinacea pallida Echinacea purpurea Elymus canadensis Eryngium yuccifolium Eschscholzia californica Geranium carolinianum Geranium maculatum Helianthus annuus Helianthus mollis Helianthus petiolaris Hypericum perforatum Impatiens capensis Impatiens pallida Larrea tridentata Linum sulcatum Lotus scoparius Lupinus nanus Lupinus texensis Melilotus albus Melilotus officinalis Mimulus guttatus Panicum virgatum Penstemon australis Penstemon digitalis Penstemon laevigatus Raphanus sativus Ratibida columnifera Ratibida pinnata Rudbeckia hirta Rumex crispus Rumex hastatulus Rumex obtusifolius Salvia lyrata Schizachyrium scoparium Sorghastrum nutans Stipa pulchra Tradescantia ohiensis Triodanis biflora Triodanis perfoliata Yucca brevifolia

Voucher Locations

Duplicate voucher specimens are collected for each seed collection and are housed at the University of Minnesota Bell Museum of Natural History Herbarium, and one of three local herbaria in each collection region:

• Western Region: UCSB Cheadle Center for Biodiversity & Ecological Restoration
• Central Region: UMD Olga Lakela Herbarium
• Eastern Region: New York Botanical Garden Steere Herbarium