Carnegiea gigantea, Giant Saguaro

Southwest Desert Flora

Home to the plants of the Sonoran, Chihuahuan and Mojave Deserts

Cirsium ochrocentrum, Yellowspine Thistle

Recent Additions

May 13, 2022


  • next; The Scrophulariaceae Family will be updated to include all of the recent taxonamic changes. The changes include moving many species on this website over to new families which include Plantaginaceae (20), Orobanchaceae (2) and Phrymaceae (2). One species remains in Scrophulariaceae.

  • Orocanchaceae Family
  • Castilleja exserta, Exserted Indian Paintbrush
  • Castilleja integra, Wholeleaf Indian Paintbrush

  • Plantaginaceae Family
  • Keckiella antirrhinoides, Snapdragon Penstemon
  • Linaria vulgaris, Yellow Toadflax
  • Maurandella antirrhiniflora, Climbing Snapdragon
  • Mohavea breviflora, Golden Desert-snapdragon
  • Penstemon ambiguus, Gilia Beardtongue
  • Penstemon barbatus, Beardlip Penstemon
  • Penstemon clutei, Sunset Crater Penstemon
  • Penstemon dasyphyllus, Cochise Beardtongue
  • Penstemon eatonii, Firecracker Penstemon
  • Penstemon linarioides, Toadflax Penstemon
  • Penstemon palmeri, Palmer's Penstemon
  • Penstemon parryi, Parry's Beardtongue
  • Penstemon pseudospectabilis, Desert Penstemon
  • Penstemon subulatus, Hackberry Beardtongue
  • Penstemon superbus, Superb Beardtongue
  • Penstemon triflorus, Heller's Beardtongue
  • Penstemon virgatus, Upright Blue Beardtongue
  • Sairocarpus nuttallianus, Violet Snapdragon
  • Stemodia durantifolia, Whitewoolly Twintip
  • Veronica anagallis-aquatica, Water Speedwell

  • Phrymaceae Family
  • Mimetanthe pilosa, False Monkeyflower
  • Mimulus guttatus, Seep Monkeyflower

  • Scrophulariaceae Family
  • Verbascum thapsus, Common Mullein


  • added photos to Anthriscus acucalis, Burr Chervil.

  • updated Astragalus arizonicus, Arizona Milkvetch (01/13/2022)
  • updated Astragalus didymocarpus, Dwarf White Milkvetch (01/13/2022)
  • updated Astragalus tephrodes, Ashen Milkvetch (01/13/2022)
  • updated Calliandra californica, Baja Fairy Duster (01/17/2022)
  • updated Calliandra eriophylla, Fairyduster (01/17/2022)
  • updated Coursetia glandulosa, Rosary Babybonnets (01/18/2022)
  • updated Crotalaria pumila, Low Rattlebox (01/19/2022)
  • updated Dalea albiflora, Whiteflower Prairie Clover (01/20/2022)
  • updated Dalea formosa, Indigobush (01/25/2022)
  • updated Dalea mollissima, Soft Prairie Clover (01/25/2022)
  • updated Erythrina flabelliformis, Coralbean (01/26/2022)
  • updated Eysenhardtia orthocarpa, Tahitian Kidneywood (01/27/2022)
  • updated Lotus corniculatus, Bird's Foot Trefoil (01/31/2022)
  • updated Lotus humistratus, Foothill Deervetch (02/01/2022)
  • updated Lotus rigidus, Shrubby Deervetch (02/02/2022)
  • updated Lotus salsuginosus, Coastal Bird's-foot Trefoil (02/03/2022)
  • updated Lotus wrightii, Wright's Deervetch (02/03/2022)
  • updated Lupinus arizonicus, Arizona Lupine (02/06/2022)
  • updated Lupinus concinnus, Bajada Lupine (02/06/2022)
  • updated Lupinus hillii, Hill's Lupine (02/06/2022)
  • updated Lupinus sparsiflorus, Coulter's Lupine (02/07/2022)
  • updated Macroptilium gibbosifolium, Variableleaf Bushbean (02/08/2022)
  • updated Marina parryi, Parry's False Prairie-clover (02/11/2022)
  • updated Medicago polymorpha, Burclover (02/11/2022)
  • updated Medicago sativa, Alfalfa (02/14/2022)
  • updated Melilotus indicus, Annual Yellow Sweetclover (02/16/2022)
  • updated Melilotus officinalis, Yellow Sweetclover (02/20/2022)
  • updated Olneya tesota, Desert Ironwood (02/21/2022)
  • updated Pediomelum mephiticum, Skunktop (02/22/2022)
  • updated Phaseolus angustissimus, Slimleaf Bean (02/23/2022)
  • updated Phaseolus filiformis, Slimjim Bean (02/24/2022)
  • updated Psorothamnus schottii, Schott's Dalea (02/23/2022)
  • updated Psorothamnus spinosus, Smoketree (02/23/2022)
  • updated Robinia neomexicana, New Mexico Locust (03/18/2022)
  • updated Sesbania herbacea, Bigpod Sesbania (03/27/2022)
  • updated Thermopsis divaricarpa, Spreadfruit Goldenbanner (03/28/2022)
  • updated Trifolium gracilentum, Pinpoint Clover (04/05/2022)
  • updated Trifolium willdenovii, Tomcat Clover (04/05/2022)
  • updated Vicia americana, American Deervetch (04/10/2022)
  • Sub-family - Caesalpinioideae - Clade: Mimosoideae - The Peacock Flower sub-family

  • updated Acaciella angustissima, White-ball Acacia (02/17/2021)
  • updated Senegalia greggii (=Acacia greggii), Catclaw Acacia (10/21/2021)
  • updated Vachellia constricta (=Acacia constricta), Whitethorn Acacia (02/23/2021)
  • uddated Vachellia farnesiana (=Acacia farnesiana), Sweet Acacia (03/03/2021)

  • next; update all sub-family Caesalpinioideae

  • updated Caesalpinia gilliesii, Bird-of-Paradise Shrub (10/25/2021)
  • updated Caesalpinia pulcherrima, Red Bird-of-Paradise (10/26/2021)
  • updated Desmanthus cooleyi, Cooley's Bundleflower (11/11/2021)
  • updated Desmodium batocaulon, San Pedro Ticktrefoil (11/12/2021)
  • updated Hoffmannseggia glauca, Indian Rushpea (11/18/2021)
  • updated Hoffmannseggia microphylla, Wand Holdback (11/18/2021)
  • updated Mimosa aculeaticarpa biuncifera, Catclaw Mimosa (11/20/2021)
  • updated Mimosa dysocarpa, Velvetpod Mimosa (11/23/2021)
  • updated Mimosa roemeriana, Roemer's Mimosa (11/24/2021)
  • updated Parkinsonia aculeata, Jerusalem Thorn (11/26/2021)
  • updated Parkinsonia florida, Blue Paloverde (12/01/2021)
  • updated Parkinsonia microphylla, Yellow Paloverde (12/01/2021)
  • updated Prosopis pubescens, Screw Bean Mesquite (12/21/2021)
  • updated Prosopis glandulosa var. torreyana, Western Honey Mesquite 12/28/2021
  • added Prosopis glandulosa, Honey Mesquite (NEW) (12/23/2021)
  • added Prosopis velutina, Velvet Mesquite (NEW) 12/31/2021
  • updated Senna bauhinioides, Twinleaf Senna 12/31/2021
  • updated Senna covesii, Coves' Cassia 01/06/2022
  • updated Senna hirsuta v glaberrima, Woolly Senna 01/08/2022
  • updated Senna purpusii, Baja California Senna 01/08/2022

  • October 01, 2021;

    Updated pigment information in Woolly Tidestromia, Tidestromia lanuginosa

    June 01, 2021;

    Updated flower photos in Prickly Lettuce, Lactuca serriola

    removed Chenopodium album - added photos for Chenopodium ficifolium, Fig-Leaf Goosefoot

  • next; added Chenopodium ficifolium, Fig-Leaf Goosefoot (NEW) (10/23/2021)
  • January 10, 2021; see updated Asteraceae below;

  • updated Packera neomexicana, New Mexico Groundsel (09/10/2020)
  • updated Packera quercetorum, Oak Creek Ragwort (09/10/2020)
  • updated Palafoxia arida var. arida, Desert Palafox (09/11/2020)
  • updated Palafoxia arida var. gigantea, Giant Spanish Needles (09/11/2020)
  • added Palafoxia arida, Desert Palafox (NEW) (09/12/2020)
  • updated Pectis filipes, Five-bract Cinchweed (09/17/2020)
  • updated Pectis papposa, Manybristle Cinchweed (09/17/2020)
  • updated Pentzia incana, African Sheepbush (09/20/2020)
  • updated Perityle emoryi, Emory's Rockdaisy (09/22/2020)
  • updated Peucephyllum schottii, Schott's Pygmycedar (09/25/2020)
  • updated Pluchea sericea, Arrowweed (09/28/2020)
  • updated Porophyllum gracile, Slender Poreleaf (09/29/2020)
  • updated Porophyllum ruderale ssp. macrocephalum, Yerba Porosa (10/01/2020)
  • updated Psathyrotes ramosissima, Velvet Turtleback (10/01/2020)
  • updated Psilostrophe cooperi, Whitestem Paperflower (10/02/2020)
  • updated Rafinesquia californica, California Chicory (10/05/2020)
  • updated Rafinesquia neomexicana, New Mexico Plumeseed (10/06/2020)
  • updated Ratibida columnifera, Upright Prairie Coneflower (10/10/2020)
  • updated Rudbeckia laciniata, Cutleaf Coneflower (10/19/2020)
  • updated Sanvitalia abertii, Abert's Creeping Zinnia (10/22/2020)
  • updated Scabrethia scabra, Badlands Mule-Ears (10/24/2020)
  • added Senecio flaccidus, Threadleaf Groundsel (NEW) (10/29/2020)
  • updated Senecio flaccidus var. flaccidus, Threadleaf Ragwort (10/26/2020)
  • updated Senecio flaccidus var. monoensis, Smooth Threadleaf Ragwort (10/29/2020)
  • updated Senecio lemmonii, Lemmon's Ragwort (10/31/2020)
  • updated Senecio vulgaris, Common Groundsel (10/31/2020)
  • updated Silybum marianum, Blessed Milkthistle (11/02/2020)
  • updated Solidago missouriensis, Missouri Goldenrod (11/04/2020)
  • updated Sonchus asper, Spiny Sowthistle (11/05/2020)
  • updated Sonchus oleraceus, Common Sowthistle (11/06/2020)
  • updated Stephanomeria exigua, Small Wirelettuce (11/09/2020)
  • updated Stephanomeria pauciflora, Brownplume Wirelettuce (11/10/2020)
  • updated Stephanomeria tenuifolia, Narrowleaf Wirelettuce (11/11/2020)
  • updated Symphyotrichum ericoides var. ericoides, White Heath Aster (11/12/2020)
  • updated Tagetes lemmonii, Lemmon’s Marigold (11/13/2020)
  • updated Taraxacum officinale, Common Dandelion (11/24/2020)
  • updated Thelesperma megapotamicum, Hopi Tea Greenthread (11/26/2020)
  • updated Thymophylla acerosa, Pricklyleaf Dogweed (12/01/2020)
  • updated Thymophylla pentachaeta, Fiveneedle Pricklyleaf (12/02/2020)
  • added Townsendia exscapa, Stemless Townsend Daisy (NEW) (12/03/2020)
  • updated Tragopogon dubius, Yellow Salsify (12/05/2020)
  • updated Trichoptilium incisum, Yellowdome (12/08/2020)
  • updated Trixis californica, American Threefold (12/10/2020)
  • updated Verbesina encelioides, Golden Crownbeard (12/17/2020)
  • updated Verbesina rothrockii, Rothrock's Crownbeard (12/19/2020)
  • added Viguiera stenoloba, Resinbush (NEW) (12/19/2020)
  • updated Xanthisma gracilie, Slender Goldenweed (12/29/2020)
  • updated Xanthisma spinulosum, Lacy Tansyaster (12/30/2020)
  • updated Xanthium strumarium, Rough Cocklebur (12/31/2020)
  • updated Xanthocephalum gymnospermoides, San Pedro Matchweed (01/04/2021)
  • updated Xylorhiza tortifolia, Mojave Woodyaster (01/05/2021)
  • updated Zinnia acerosa, Desert Zinnia (01/07/2021)
  • updated Zinnia grandiflora, Rocky Mountain Zinnia (01/11/2021)
  • updated Zinnia peruviana, Peruvian Zinnia (01/11/2021)
  • updated Asteraceae as of: September 09, 2020

  • updated Hedypnois cretica, Cretanweed (08/05/2020)
  • updated Helianthus annuus, Common Sunflower (08/07/2020)
  • updated Helianthus niveus ssp. tephrodes, Showy Sunflower (08/07/2020)
  • updated Helianthus petiolaris, Prairie Sunflower (08/08/2020)
  • updated Heliomeris longifolia, Longleaf False Goldeneye (08/11/2020)
  • updated Heterotheca subaxillaris, Camphorweed (08/12/2020)
  • updated Hymenopappus filifolius, Fineleaf Hymenopappus (08/12/2020)
  • updated Hymenothrix loomisii, Loomis' Thimblehead (08/15/2020)
  • updated Hymenothrix wislizeni, Trans-Pecos Thimblehead (08/16/2020)
  • updated Hymenothrix wrightii, Wright’s Thimblehead (08/20/2020)
  • updated Hymenoxys rusbyi, Rusby's Rubberweed (08/21/2020)
  • updated Isocoma acradenia, Alkali Goldenbush (08/24/2020)
  • updated Isocoma pluriflora, Southern Goldenbush (08/25/2020)
  • updated Isocoma rusbyi, Rusby's Goldenbush (08/25/2020)
  • updated Isocoma tenuisecta, Burroweed (08/26/2020)
  • updated Lactuca serriola, Prickly Lettuce (08/27/2020)
  • updated Laennecia coulteri, Coulter's Horseweed (08/26/2020)
  • updated Lasthenia californica, California Goldfields (08/29/2020)
  • updated Layia glandulosa, Whitedaisy Tidytips (08/30/2020)
  • updated Logfia arizonica, Arizona Cottonrose (08/31/2020)
  • updated Machaeranthera tagetina, Mesa Tansyaster (09/01/2020)
  • updated Machaeranthera tanacetifolia, Tansyleaf Tansyaster (09/01/2020)
  • updated Malacothrix glabrata, Smooth Desertdandelion (09/02/2020)
  • updated Melampodium leucanthum, Plains Blackfoot Daisy (09/03/2020)
  • updated Melampodium strigosum, Shaggy Blackfoot (09/05/2020)
  • updated Microseris (=Uropappus) lindleyi, Lindley’s Silverpuffs (09/06/2020)
  • updated Monoptilon bellidiforme, Daisy Desertstar (09/09/2020)
  • updated Monoptilon bellioides, Mojave Desertstar (09/09/2020)
  • updated Oncosiphon piluliferum, Stinknet (09/09/2020)
  • August 04, 2020

    updated Asteraceae

  • updated Dicoria canescens, Desert Twinbugs (06/30/2020)
  • updated Dieteria canescens, Hoary Tansyasters (07/02/2020)
  • updated Dyssodia papposa, Fetid Marigold (07/03/2020)
  • updated Eclipta prostrata, False Daisy (07/05/2020)
  • updated Encelia farinosa, Brittlebush (07/08/2020)
  • updated Encelia frutescens, Button Brittlebush (07/10/2020)
  • updated Encelia virginensis, Virgin River Brittlebush (07/13/2020)
  • updated Ericameria laricifolia, Turpentine Bush (07/15/2020)
  • updated Ericameria linearifolia, Narrowleaf Goldenbush (07/15/2020)
  • updated Ericameria nauseosa, Rubber Rabbitbrush (07/15/2020)
  • updated Erigeron divergens, Spreading Fleabane (07/16/2020)
  • updated Eriophyllum lanosum, White Woolly Daisy (07/17/2020)
  • updated Eriophyllum pringlei, Pringle's Wooly Sunflower (07/17/2020)
  • updated Eriophyllum wallacei, Wallace Eriophyllum (07/17/2020)
  • updated Gaillardia pinnatifida, Red Dome Blanketflower (07/26/2020)
  • updated Gaillardia pulchella, Firewheel, Indian Blanket (07/27/2020)
  • updated Geraea canescens, Hairy Desertsunflower (07/28/2020)
  • updated Grindelia squarrosa, Curlycup Gumweed (07/30/2020)
  • updated Gutierrezia microcephala, Threadleaf Snakeweed (08/01/2020)
  • updated Gutierrezia sarothrae, Broom Snakeweed (08/03/2020)
  • updated Gutierrezia serotina, Late Snakeweed (08/04/2020)

  • June 28, 2020

    updated Asteraceae

  • updated Carduus pycnocephalus, Italian Plumeless-Thistle (06/03/2020)
  • updated Carphochaete bigelovii, Bigelow's Bristlehead (06/05/2020)
  • updated Centaurea melitensis, Maltese Star-thistle (06/05/2020)
  • updated Centaurea solstitialis, Yellow Star-thistle (06/09/2020)
  • updated Chaenactis carphoclinia var. carphoclinia, Pebble Pincushion (06/12/2020)
  • updated Chaenactis stevioides, Esteve’s Pincushion (06/12/2020)
  • updated Chaenactis xantiana, Fleshcolor Pincushion (06/12/2020)
  • updated Chaetopappa_ericoides, Rose Heath (06/12/2020)
  • updated Chrysactinia mexicana.htm, Damianita (06/13/2020)
  • updated Cirsium arizonicum, Arizona Thistle (06/16/2020)
  • updated Cirsium grahamii, Graham's Thistle (06/17/2020)
  • updated Cirsium mohavense, Mojave Thistle (06/18/2020)
  • updated Cirsium neomexicanum, New Mexico Thistle (06/18/2020)
  • updated Cirsium ochrocentrum, Yellowspine Thistle (06/19/2020)
  • updated Conoclinium greggii, Palmleaf Thoroughwort (06/22/2020)
  • updated Conyza canadensis, Canadian Horseweed (06/25/2020)
  • updated Coreopsis tinctoria, Golden Tickseed (06/28/2020)
  • updated Cosmos parviflorus, Southwestern Cosmos (06/28/2020)
  • June 01, 2020

    updated Asteraceae

  • updated Anaphalis margaritacea, Western Pearly Everlasting (05/02/2020)
  • updated Atrichoseris platyphylla, Parachute Plant (05/03/2020)
  • updated Baccharis pteronioides, Yerba de Pasmo (05/05/2020)
  • updated Baccharis salicifolia, Seepwillow (05/06/2020)
  • updated Baccharis sarothroides, Desertbroom (05/08/2020)
  • updated Bahiopsis parishii, Parish’s Goldeneye (05/19/2020)
  • updated Baileya multiradiata, Desert Marigold (05/21/2020)
  • updated Baileya pleniradiata, Woolly Desert Marigold (05/22/2020)
  • updated Bebbia juncea, Sweetbush Bebbia (05/26/2020)
  • updated Berlandiera lyrata, Lyreleaf Greeneyes (05/26/2020)
  • updated Bidens aurea, Apache Beggarticks (05/27/2020)
  • updated Bidens bigelovii, Bigelow's Beggarticks (05/27/2020)
  • updated Bidens laevis, Smooth Beggartick (05/27/2020)
  • updated Bidens leptocephala, Fewflower Beggarticks (05/27/2020)
  • updated Brickellia californica, California Brickellbush (05/28/2020)
  • updated Brickellia coulteri, Coulter's Brickellbush (05/29/2020)
  • updated Brickellia floribunda, Chihuahuan Brickellbush (05/30/2020)
  • updated Brickellia venosa, Veiny Brickellbush (06/01/2020)

  • April 30, 2020

    update Asteraceae
  • added Laennecia coulteri, Coulter's Horseweed (NEW) (04/24/2020)
  • updated Ambrosia ambrosioides, Ambrosia Leaf Bur Ragweed (04/22/2020)
  • updated Ambrosia deltoidea, Triangle Leaf Bursage (04/26/2020)
  • updated Ambrosia dumosa, White Bursage (04/27/2020)
  • updated Ambrosia eriocentra, Hollyleaf Bursage (04/28/2020)
  • updated Ambrosia monogyra, Singlewhorl Burrobrush (04/29/2020)
  • updated Ambrosia salsola, Cheesebush, Burrobush (04/30/2020)
  • April 21, 2020

    update Asteraceae

  • updated Achillea millefolium, Common Yarrow (04/07/2020)
  • updated Acourtia nana, Dwarf Desertpeony (04/11/2020)
  • updated Acourtia thurberi, Thurber's Desertpeony (04/12/2020)
  • updated Acourtia wrightii, Brownfoot (04/13/2020)
  • updated Adenophyllum porophylloides, San Felipe Dogwood (04/19/2020)
  • updated Ageratina herbacea, Fragrant Snakeroot (04/19/2020)
  • updated Agoseris glauca, Pale Agoseris (04/20/2020)
  • updated Agoseris heterophylla, Annual Agoseris (04/21/2020)
  • updated Almutaster pauciflorus, Alkali Marsh Aster (04/21/2020)
  • add Brassicaceae
  • added Caulanthus lasiophyllus, California Mustard (NEW) (03/15/2020)
  • added Eruca vesicaria ssp. sativa, Salad Rocket (NEW) (03/17/2020)
  • added Lepidium alyssoides, Mesa Pepperwort (NEW) (03/21/2020)
  • added Matthiola parviflora, Three-horned Stock (NEW) (03/22/2020)
  • add Boraginaceae
  • added Johnstonella angustifolia (=Cryptantha), Panamint Cryptantha (NEW) (03/09/2020)
  • added Cryptantha barbigera, Bearded Cryptantha (NEW) (03/09/2020)
  • added Cryptantha torreyana, Torrey's Cryptantha (NEW) (03/10/2020)
  • updated Cryptantha ganderi, Gander's Cryptantha (03/11/2020)
  • updated Cryptantha gracilis, Narrowstem Cryptantha (03/11/2020)
  • updated Cryptantha micrantha, Redroot Cryptantha (03/11/2020)
  • updated Cryptantha pterocarya, Wingnut Cryptantha (03/12/2020)
  • updated Acamptopappus sphaerocephalus, Rayless Goldenhead (02/29/2020)
  • added Stephanomeria pauciflora, Brownplume Wirelettuce (NEW) (02/24/2020)
  • added Stephanomeria tenuifolia, Narrowleaf Wirelettuce (NEW) (02/26/2020)
  • updated Stephanomeria exigua, Small Wirelettuce (02/27/2020
  • added Packera neomexicana, New Mexico Groundsel (NEW) (02/19/2020)
  • updated Packera quercetorum, Oak Creek Ragwort (02/19/2020)
  • added Palafoxia arida var. arida, Desert Palafox (NEW) (02/21/2020)
  • updated Palafoxia arida var. gigantea, Giant Spanish Needles (02/23/2020)
  • recently completed pages - 01/26/2020 through 02/19/2020
  • added Conoclinium greggii, Palmleaf Thoroughwort (NEW) (02/15/2020)
  • added Cirsium mohavense, Mojave Thistle (NEW) (02/07/2020)
  • updated Cirsium arizonicum, Arizona Thistle (02/12/2020)
  • updated Cirsium grahamii, Graham's Thistle (02/13/2020)
  • updated Cirsium neomexicanum, New Mexico Thistle (02/13/2020)
  • updated Cirsium ochrocentrum, Yellowspine Thistle (02/13/2020)
  • updated Asteraceae, Sunflower Family (01/26/2020)
  • added Almutaster pauciflorus, Alkali Marsh Aster (NEW) (01/29/2020)
  • added Bidens aurea, Apache Beggarticks (NEW) (01/31/2020)
  • added Bidens laevis, Smooth Beggartick (NEW) (02/01/2020)
  • updated Bidens bigelovii, Bigelow's Beggarticks (02/03/2020)
  • updated Bidens leptocephala, Fewflower Beggarticks (02/02/2020)
  • added Carduus pycnocephalus, Plumeless Thistle (NEW) (02/03/2020)
  • added Chaenactis xantiana, Fleshcolor Pincushion (NEW) (02/04/2020)
  • updated Chaenactis carphoclinia, Pebble Pincushion (02/05/2020)
  • updated Chaenactis stevioides, Esteve’s Pincushion (02/05/2020)
  • January 24, 2020

  • updated Simaroubaceae, Quassia Family (01/22/2020)
  • added Ailanthus altissima, Tree of Heaven (NEW) (01/24/2020)

  • updated family Anacardiaceae, Sumac Family (01/12/2020)
  • added Pachycormus discolor, Baja Elephant Tree (NEW) (01/16/2020)
  • added Rhus glabra, Smooth Sumac (NEW) (01/18/2020)
  • updated Rhus kearneyi ssp. kearneyi, Kearney's Sumac (01/20/2020)
  • updated Rhus microphylla, Littleleaf Sumac (01/20/2020)
  • updated Rhus ovata, Sugar Sumac (01/21/2020)
  • updated Rhus trilobata var. trilobata, Skunkbush Sumac (01/21/2020)
  • updated Toxicodendron rydbergii, Western Poison Ivy (01/21/2020)

  • updated Amaranthaceae, Pigweed Family (01/12/2020)
  • added Enchylaena tomentosa, Ruby-Saltbush (NEW) (12/24/2019)
  • added Amaranthus blitoides, Mat Amaranth (NEW) (12/27/2019)
  • more Agavaceae
  • added Yucca faxoniana, Spanish Bayonet (NEW) (01/03/2020)
  • added Yucca rigida, Blue Yucca (NEW) (01/03/2020)
  • added Yucca rostrata, Beaked Yucca (NEW) (01/05/2020)

  • added new family Apocynaceae, Dogbane Family (01/12/2020)
  • added Amsonia tomentosa, Woolly Bluestar (NEW) (01/12/2020)

  • December 16, 2019

  • Agave parryi, Parry's Agave (12/16/2019)
  • updated existing Agave species (12/16/2019)
  • Agave chrysantha, Goldenflower Century Plant (12/16/2019)
  • Agave lechuguilla, Lechuguilla (12/16/2019)
  • Agave schottii, Schott's Century Plant (12/16/2019)
  • Agave toumeyana v bella, Toumey's Agave (12/16/2019)
  • Agave toumeyana, Toumey's Agave (12/16/2019)

  • November 21, 2019

  • updated Fabaceae/Leguminosae; Legume, Pea, or Bean family profile; (10/11/2019)
  • added; Caesalpinia gilliesii, Bird-of-paradise Shrub (NEW) (10/11/2019)
  • added; Caesalpinia pulcherrima, Red Bird-of-Paradise (NEW) (10/17/2019)
  • added; Medicago polymorpha, Burclover (NEW) (10/29/2019)
  • updated; Medicago sativa, Alfalfa (10/29/2019)
  • added; Mimosa roemeriana, Roemer's Mimosa (NEW) (11/06/2019)
  • updated: Mimosa aculeaticarpa biuncifera, Catclaw Mimosa (11/11/2019)
  • updated:Mimosa dysocarpa, Velvetpod Mimosa (11/13/2019)
  • added; Phaseolus angustissimus, Slimleaf Bean (NEW) (11/15/2019)
  • updated; Phaseolus filiformis, Slimjim Bean (11/15/2019)
  • added; Trifolium gracilentum, Pinpoint Clover (NEW) (11/21/2019)
  • updated; Trifolium willdenovii, Tomcat Clover (11/21/2019)
  • October 09, 2019 - Next

  • updated Caprifoliaceae, Honeysuckle family profile; (10/09/2019)
  • added; Lonicera albiflora, Western White Honeysuckle (NEW) (10/09/2019)
  • 10/02/2019 - Updated Liliaceae, Family Profile;

  • added Allium campanulatum, Dusky Onion (NEW) (09/30/2019)
  • added Nothoscordum bivalve, Crow Poison (NEW) (10/04/2019)
  • September 12, 2019 -

    Updated:

  • Salix exigua, Narrowleaf Willow (09/10/2019)
  • Salix gooddingii, Goodding's Willow (09/11/2019)
  • Populus fremontii, Fremont Cottonwood (09/12/2019)
  • September 06, 2019 -

    Updated Salicaceae, Willow Family (09/07/2019)

  • Added: Salix amygdaloides, Peachleaf Willow (NEW) (09/12/2019)
  • September 06, 2019 -

    added:

  • Chenopodiastrum murale, Nettleleaf Goosefoot (09/03/2019)
  • Chenopodium album, Lambsquarters
  • August 30, 2019

    Updated family profile Chenopodiaceae, Goosefoot Family (=Amaranthaceae) and added new species:

  • Atriplex lentiformis, Quailbush (08/31/2019)
  • Atriplex semibaccata, Australian Saltbush (08/31/2019)
  • Atriplex torreyi var. griffithsii, Griffiths Saltbush (08/31/2019)
  • updated: 09/01/2019

  • Atriplex canescens, Four-wing Salt Bush (09/01/2019)
  • Atriplex elegans, Wheelscale Saltbush (09/01/2019)
  • Atriplex hymenelytra, Desertholly (09/01/2019)

  • August 19, 2019 - added family profile - Fagaceae

  • add new species:
  • Quercus emoryi, Emory Oak (08/19/2019)
  • Quercus gambelii, Gambel Oak (08/21/2019)
  • Quercus turbinella, Sonoran Scrub Oak (08/23/2019)

  • add new family profile - August 12, 2019:
    Hydrangeaceae Family

  • add new species: Fendlera rupicola, Cliff Fendlerbush (08/12/2019)

  • add new - Apiaceae (Umbelliferae) - August 07, 2019

  • Anthriscus caucalis, Burr Chervil (08/07/2019)

  • August 07, 2019 Euphorbiaceae - add new species

  • Acalypha neomexican, New Mexico Copperleaf (06/16/2019)
  • Croton pottsii, Leatherweed (06/23/2019)
  • Croton wigginsii, Wiggins Croton (06/24/2019)
  • Euphorbia eriantha, Beetle Spurge (06/18/2019)
  • Euphorbia heterophylla, Mexican Fireplant (06/19/2019)
  • Euphorbia incisa, Mojave spurge (06/21/2019)
  • Euphorbia radians, Sun Spurge (06/22/2019)
  • Jatropha cuneata, Limberbush (06/27/2019)
  • Jatropha macrorhiza, Ragged Nettlespurge (06/30/2019)
  • Ricinus communis, Castorbean (07/15/2019)
  • Tragia ramosa, Branched Noseburn (08/07/2019)

  • June 12, 2019 - add new species

  • added Ditaxis lanceolata, Narrowleaf Silverbush (06/10/2019)
  • added Ditaxis neomexicana, New Mexico Silverbush (06/12/2019)

  • May 31, 2019 - add and update new species

  • added Alternanthera pungens, Khakiweed (05/31/2019)
  • updated Alternanthera caracasana, Khaki Weed (05/31/2019)
  •