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| Family | Asteraceae |
| Basionym | Polymnia macvaughii J. R. Wells |
| Original Identification | Polymnia mcvaughii Wells |
| Current Taxon | Polymnia macvaughii J. R. Wells |
| Protologue Citation | Brittonia 19(4): 392-394, f. 1-7, t. 1. 1967. |
| Holotype/Isotype | Isotype |
| DUKE Accession Number | 232750 |
| Comments | |
| Primary Collector | Rogers McVaugh |
| Collector Number | 23189 |
| Collection Date | 22-23 Mar 1965 |
| Country | Mexico |
| Province/State | Jalisco |
| Plant Location Notes | Sierra de Manantlan [30-35 km. southeast of Autlan]; precipitous seaward-facing slopes 1-4 km. below the summit called "La Cumbre," near the lumber-road between El Chante and Cuzalapa, and above the abandoned site of Durazno; lat. 19°32' N., long. 104°14'W.; deciduous forest with Podocarpus, Distylium, Ostrya, Quercus; elevation 1500-1900 m. |
| Plant Description Notes | Abundant in ravines; plants largest at lower edge of pine forest above barranca. Arching herb 2-3 m. long; inflorescence axillary, oftern 1/3 as long as entire plant; flowers bright yellow. |
| DUKE Barcode | |
| Broad geographical location | North America |
