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Smithsonian Institution, National Museum of Natural History, Department of Botany
NMNH Botany in DwCA
Palmer, E. 1033, US National Herbarium Sheet 81912, Barcode 01080452
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Smithsonian Institution, National Museum of Natural History, Department of Botany
NMNH Botany in DwCA
Palmer, E. 712 1/2, US National Herbarium Sheet 81914, Barcode 01080453
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Habitat view on coarse gravelly calcareous silts of alluvial bluff above Rio Grande River with Yucca constricta, Heliotropium confertifolium, Vachellia rigidula, Karwinskia humboldtiana, Leucophyllum frutescens, Calliandra conferta, Forestieria angustifolia, Schaefferia cuneifolia, Ephedra antisyphilitica, Sida tragiaefolia, Lippia graveolens, Guaiacum angustifolium, Jatropha dioica, Krameria ramosissima.
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Habitat view on coarse gravelly calcareous silts of alluvial bluff above Rio Grande River with Yucca constricta, Heliotropium confertifolium, Vachellia rigidula, Karwinskia humboldtiana, Leucophyllum frutescens, Calliandra conferta, Forestieria angustifolia, Schaefferia cuneifolia, Ephedra antisyphilitica, Sida tragiaefolia, Lippia graveolens, Guaiacum angustifolium, Jatropha dioica, Krameria ramosissima.
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Habitat view on coarse gravelly calcareous silts of alluvial bluff above Rio Grande River with Yucca constricta, Heliotropium confertifolium, Vachellia rigidula, Karwinskia humboldtiana, Leucophyllum frutescens, Calliandra conferta, Forestieria angustifolia, Schaefferia cuneifolia, Ephedra antisyphilitica, Sida tragiaefolia, Lippia graveolens, Guaiacum angustifolium, Jatropha dioica, Krameria ramosissima.
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plants in shallow calcareous soils and gravels on low hillside slope of white blocky Cretaceous limestone. Site represents an extreme eastern outlier of Chihuahuan Desert flora (Agave lechuguilla present) in transition to upland Tamaulipan brushland of Rio Grande plains.