dc:description"Figure 1. Geographic distribution and phenotypic variation of Raphia frater subspecies. Circles indicate specimens examined during this study: green - subsp. piazzi; pink - subsp. abrupta; black - subsp. frater; blue - subsp. coloradensis; yellow - subsp. cinderella. Multi-coloured circles indicate transitional populations and / or phenotypically intermediate specimens between respective subspecies. a Raphia frater piazzi (Zavallo Co., TX) b Raphia frater abrupta (Oktibeha Co., MS) c Raphia frater abrupta (Cottle Co., TX) d Raphia frater abrupta (Cottle Co., TX) e Raphia frater abrupta (Montgomery Co., MD) f, g Raphia frater frater (Edmunston, NB) h Raphia frater abrupta - frater intermediate (Anne Arundel Co., MD) i Raphia frater abrupta - frater - coloradensis intermediate from highly variable population in Cherry Co., NE j Raphia frater coloradensis (Alamosa Co., CO) k Raphia frater coloradensis (Milk River valley, AB) l Raphia frater coloradensis (Sanpete Co., UT) m Raphia frater coloradensis (Elko Co., NV) n Raphia frater cinderella (Ventura Co., CA) o, p Raphia frater coloradensis - frater intermediates (Chelan Co., WA) q Raphia frater elbea (Cochise Co., AZ) r Raphia frater elbea (San Juan Co., UT) s Raphia frater elbea (Santa Cruz Co., AZ). All specimens are males.";
dc:description"Figure 3. Distribution of Raphia frater subspecies (circles) relative to range of Populus species (coloured shading) in western North America. Half-circles represent transitional populations and / or phenotypically intermediate specimens. Ranges for Populus trichocarpa + Populus balsamifera and Populus angustifolia + Populus deltoides are combined, with both Populus balsamifera and Populus deltoides occuring in Alberta - Montana (upper right). Populus ranges adapted from USGS (2013).";