Jack Dykinga / Waterfall with intense run off due to Hurricane Newton, with Agave. Santa Catalina Mountains, Coronado National Forest, Arizona, USA, September

Jack Dykinga / Yucca (Yucca schottii) plants growing amongst Bigtooth maple trees (Acer saccharum grandidentatum) in autumn, Huachuca Mountains, Coronado National Forest, Arizona, USA

Jack Dykinga / Velet-pod mimosa (Mimosa dysocarpa) flowering amongst Blue oak trees (Quercus oblongifolia) Atascosa Mountains, Coronado National Forest, Arizona, USA

Jack Dykinga / Rainbow at sunset over desert hillside with Saguaro cacti, Table Mountain in the distance, Pusch Ridge Wilderness, Coronado National Forest, Santa Catalina Mountains, Arizona, USA

Jack Dykinga / Velet-pod mimosa (Mimosa dysocarpa) flowering amongst Blue oak trees (Quercus oblongifolia) Atascosa Mountains, Coronado National Forest, Arizona, USA

Jack Dykinga / Yucca (Yucca schottii) plants growing amongst Bigtooth maple trees (Acer grandidentatum) in autumn, Huachuca Mountains, Coronado National Forest, Arizona, USA

Jack Dykinga / Leaves of Arizona sycamore (Platanus Wrightii) and Bigtooth maple (Acer saccharum grandidentatum) floating on water, South Fork Cave Creek, Coronado National Forest, Chiricahua Wilderness, Chiricahua...

Jack Dykinga / Velvet-pod mimosa (Mimosa dysocarpa) flanked by Blue oaks (Quercus oblongifolia) in the grassy foothills of the Atascosa Mountains, Coronado National Forest, Arizona

Jack Dykinga / Summer poppies (Kallstroemia grandifolia) and oaks (Quercus sp) after record summer rains in the Coronado National Forest, Arizona

Jack Dykinga / Water shamrocks / Water clover (Marsilea mucronata) floating on the surface of a canyon pool. Peck Canyon, Atascosa Mountains, Coronado National Forest, Arizona

Konrad Wothe / Broad-billed Hummingbird (Cynanthus latirostris) male flying, Madeira Canyon, Coronado National Forest, Arizona

Jack Dykinga / Yucca {Yucca schottii} and Bigtooth maples {Acer grandidentatum} in autumn colours, Huachuca mountains, Coronado National Forest, Arizona, USA