Taxonomy
FamilyScrophulariaceae
GenusPenstemon
Published namePenstemon attenuatus Dougl. ex Lindl.
Accepted namePenstemon attenuatus Douglas
Chromosome data
2nca. 24
Count derivationObservation
Bibliography
CitationClausen, J., Keck, D. D., & Hiesey, W. M. (1940). Experimental studies on the nature of species. I. Effect of varied environments on Western North American plants. Carnegie Institution of Washington Publication, 520, 1-452.
Data quality
Taxon statusDOUBTFUL
GBIF / POWO matchEXACT
Confidence levelUnverified Citation
Data sourceFedorov2
RemarksSomatic number as reported by Fedorov; some counts may be doubled from haploid originals. |