Between Purshia and Juniper, which genus has more species?
Purshia: Purshia (bitterbrush or cliff-rose) is a small genus of 5-8 species of flowering plants in the family Rosaceae, native to western North America, where they grow in dry climates from southeast British Columbia in Canada south throughout the western United States to northern Mexico. Juniper: Junipers are coniferous plants in the genus Juniperus of the cypress family Cupressaceae. Juniper:  Depending on taxonomic viewpoint, between 50 and 67 species of juniper are widely distributed throughout the Northern Hemisphere, from the Arctic, south to tropical Africa, from Ziarat, Pakistan east to eastern Tibet in the Old World, and in the mountains of Central America. Juniper:  The highest-known Juniper forest occurs at an altitude of 16000 ft in south-eastern Tibet and the northern Himalayas, creating one of the highest tree-lines on earth.
Juniper