Euphorbia terracina, Death Valley USA L1020036 Purshia stansburiana, Grand Canyon USA L1007408 Purshia stansburiana, Grand Canyon USA L1007409 Purshia stansburiana, Grand Canyon USA L1007411 Purshia stansburiana, Grand Canyon USA L1010391 Fallugia paradoxa, Grand Canyon USA L1010413 Ferocactus hamatacanthus, Turk's head, Barrel cact… Frasera speciosa, Gentianales, Bryce Canyon, USA L… Frasera speciosa, Gentianales, Bryce Canyon, USA L… Gayophytum eriospermum, Sequoia National Park USA… Gilia capitata, Polemoniaceae, Sequoia National Pa… Gomphocarpus physocarpus, Pestana Palace Lisboa Gomphocarpus physocarpus, Pestana Palace Lisboa Helenium bigelovii, Sequoia National Park USA L102… Heterotheca villosa, Asterales, Zion Natural Park… Heuchera micrantha, Yosemite USA L1020336 Hieracium albiflorum, Sequoia National Park USA L1… Hippocrepis emerus, Sequoia National Park USA L102… Juniperus osteosperma, Utah juniperus, Death Valle… Kali turgida, Monument Valley, USA L1010537 Kali turgida, Monument Valley, USA L1010540 Keckiella breviflora, Scrophulariaceae, Yosemite U… Krascheninnikovia ceratoides lanata, Death Valley… Psylostropha sparsiflora; Green Stem Paperflower,… Psylostropha sparsiflora; Green Stem Paperflower ,… Eriogonum fasciculatum, Caryophyllales, Death Vall… Equisetum hyemale, Zion Natural Park USA L1010638 Draperia Systyla, Sequoia National Park USA L10202… Draperia Systyla, Sequoia National Park USA L10202… Dietes grandiflora, San Francisco USA L1020720 Datura wrightii, Zion Natural Park USA L1010657 Cyniosurus echinatus, Yosemite USA L1020361 Cornus sericea, Yosemite USA L1020369 Cornus nuttallii, Sequoia National Park USA L10202… Castilleja affinis, Page USA L1010605 Rubus parviflorus, Sequoia national Park USA L1020… Chaenactis glabriuscula, Asteraceae, Yosemite USA… Chaenactis glabriuscula, Asteraceae, Yosemite USA… Ceanothus parvifolius, Sequoia National Park USA L… Castilleja applegatei, Sequoia National Park USA L… Cirsium arizonicum , Grand Canyon USA L1007423 Tetradymia Axillaris, Death Valley USA L1020030 Asclepias speciosa, Yosemite USA Asclepias curassavica, Pestana Palace Lisboa Aquilegia chrysantha, Zion Natural Park USA