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A few varietal combinations in Californian Keckiella and Penstemon (Scrophulariaceae)

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Abstract

Combinations are made forKeckiella antirrhinoides var.microphylla, K. rothrockii var.jacintensis, K. ternata var.septentrionalis, Penstemon fruticiformis var.amargosae, P. grinnellii var.scrophularioides, P. heterodoxus var.cephalophorus, P. heterodoxus var.shastensis, andP. newberryi var.berryi.

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Literature Cited

  • Keck, D. D. 1945. Studies in Penstemon—VIII. A cytotaxonomic account of the sectionSpermunculus [includesP. heterodoxus]. Amer. Midl. Naturalist 33: 128–206.

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  • —. 1951.Penstemon. Pages 733–770.In: L. Abrams. Illustrated flora of the Pacific states. Vol. 3. Stanford University Press, Stanford, California.

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  • —. 1959.Penstemon. Pages 627–642.In: P. A. Munz. A California flora. University of California Press, Berkeley, California.

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  1. New York Botanical Garden, 10458-5126, Bronx, NY, USA

    Noel H. Holmgren

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  1. Noel H. Holmgren
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Holmgren, N.H. A few varietal combinations in Californian Keckiella and Penstemon (Scrophulariaceae). Brittonia 44, 481–482 (1992). https://doi.org/10.2307/2807198

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  • DOI: https://doi.org/10.2307/2807198

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