Description: English: Acaena pinnatifida var. californica in the San Francisco Botanical Garden. Date: 19 September 2016, 03:40:35. Source: Own work. Author: Krzysztof Ziarnek, Kenraiz.
Description: A roadside weed producing small burrs in Patagonia. Date: 13 March 2015, 21:46. Source: Acaena pinnatifida. Author: Dick Culbert from Gibsons, B.C., Canada.
Description: English: Acaena pinnatifida in botanical garden in Poznań. Date: 4 August 2018, 17:58:08. Source: Own work. Author: Krzysztof Ziarnek, Kenraiz.