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• Mainstream Water Quality
• Tributary Water Quality
• Real-time Water Quality Monitoring
• Amphibian Study
• Bat Monitoring Study
• Bioassessment Study
• Bird Monitoring Program
• Botanical Inventory
• Fish Survey
• Macroinvertebrate Study
• Reptile Survey
• Small Mammal Monitoring Program
• Smallest Mammals of the Wash
• Wetlands Research
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The Las Vegas Wash Herbarium is housed at the Las Vegas Wash Project Coordination Team office located on the 10th floor of the Molasky Corporate Center at 100 City Parkway, Las Vegas, NV 89106. Please contact the collections manager, Jason Eckberg, at (702)822-3389 if you are interested in reviewing specimens or requesting specimen loans.

Species Scientific Name	All species scientific names Chrysothamnus paniculatus Conyza coulteri Erigeron divergens Eriophyllum ambiguum Senecio flaccidus var. monoensis Pectocarya platycarpa Atriplex elegans var. fasciculata Atriplex lentiformis var. lentiformis Chenopodium sp. Salsola tragus Ephedra nevadensis Prosopis velutina Mentzelia nitens Petalonyx nitidus Menodora spinescens Plantago ovata Achnatherum hymenoides Sporobolus contractus Vulpia octoflora var. hirtella Gilia scopulorum Eriogonum inflatum var. inflatum Rumex hymenosepalus Ziziphus obtusifolia Nicotiana obtusifolia Physalis crassifolia Solanum americanum Tamarix cf. parviflora Aster subulatus var. ligulatus Chaenactis carphoclinia Cirsium vulgare Cotula coronopifolia Peucephyllum schottii Psilostrophe cooperi Xanthium strumarium Azolla sp. Cryptantha micrantha Lepidium flavum Stanleya pinnata Cylindropuntia ramosissima Krascheninnikovia lanata Eleocharis cf. macrostachya Scirpus acutus var. occidentalis Phacelia crenulata var. crenulata Phacelia curvipes Phacelia ivesiana Juncus balticus Yucca schidigera Sphaeralcea ambigua var. rugosa Sphaeralcea emoryi Argemone munita Cynodon dactylon Gilia cf. inconspicua Chorizanthe rigida Eriogonum thomasii Thamnosma montanum Populus fremontii Salix goodingii Tamarix cf. ramosissima Ulmus sp. Amaranthus albus Baileya multiradiata Heterotheca cf. psammophila Hymenoclea salsola var. salsola Isocoma acradenia var. eremophila Pluchea odorata Xylorhiza tortifolia Cryptantha pterocarya Lepidium fremontii var. fremontii Sisymbrium irio Allenrolfea occidentalis Bassia hyssopifolia Scirpus californicus Euphorbia micromeria Euphorbia prostrata Mentzelia tricuspis Agrostis viridis Distichlis spicata Echinochloa crus-gallii Panicum capillare Pleuraphis rigida Polypogon monspeliensis Schismus barbatus Rumex stenophyllus Tidestromia oblongifolia Atrichoseris platyphylla Chaenactis fremontii Machaeranthera pinnatifida var. goodingii Psathyrotes ramosissima Sonchus oleraceus Stephanomeria pauciflora var. parryi Stylocline micropoides Chilopsis linearis ssp. arcuata Lepidium lasiocarpum Echinocactus polycephalus Nemacladus glanduliferus var. orientalis Atriplex polycarpa Convolvulus arvensis Euphorbia albomarginata Acacia greggii Erodium cicutarium Phacelia pulchella var. goodingii Marrubium vulgare Camissonia refracta Arctomecon californica Eschscholzia glyptosperma Plantago major Arrundo donax Bromus madritensis ssp. Rubens Erioneuron pulchellum Sporobolus cryptandrus Aliciella leptomeria Eriogonum microthecum var Amaranthus ca. powellii Ambrosia dumosa Baccharis emoryi Encelia farinosa Lactuca cf. biennis Lactuca serriola Malacothrix glabrata Sonchus asper Cryptantha angustifolia Cryptantha nevadensis Dithyrea californica Streptanthella longirostris Chenopodium album Salsola paulsenii Eleocharis cf. montevidensis Scirpus cf. pungens Lupinus sp. Melilotus cf. Indica Prosopis pubescens Psorothamnus fremontii var. fremontii Erodium texanum Krameria erecta Allionia incarnata Limonium californicum Aristida purpurea var. Phragmites australis Eriogonum nidularium Polygonum lapathifolium Salix exigua Anemopsis californica Nicotiana glauca Phorodendron californicum Vitis arizonica Amphipappus fremontii Baccharis sergiloides Conyza bonariensis Cryptantha recurvata Heliotropium curassavicum Descuriana pinnata ssp. glabra Opuntia basilaris Suaeda moquinii Carex sp. Scirpus americanus Ephedra funerea Lotus rigidus Medicago sativa Prosopis glandulosa var. torreyana Senna armata Phacelia coerulea Phacelia fremontii Fraxinus velutina Camissonia boothii ssp. condensata Camissonia walkeri ssp. tortilis Eschscholzia minutiflora ssp. Leymus cinereus Sorghum halapense Gilia stellata Oligomeris linifolia Veronica anagallis-aquatica Ulmus pumila Chaenactis stevioides Conyza canadensis Gnaphalium luteo-album Helianthus annuus Pluchea sericea Stephanomeria pauciflora var. pauciflora Amsinckia tessellata var. tessellata Cryptantha barbigera Cryptantha maritima Pectocarya heterocarpa Guillenia lasiophylla Lesquerella tenella Rorippa nasturium-aquatica Atriplex canescens ssp. canescens Atriplex hymenelytra Chenopodium ambrosioides Scirpus maritimus Ephedra torreyana Eucrypta micrantha Lemna sp. (ca. minor) Mentzelia sp. (ca. albicaulis) Malva parviflora Morus alba Mirabilis bigelovii var. bigelovii Camissonia brevipes var. brevipes Langloisia setosissima var. Chorizanthe brevicornu Eriogonum trichopes var. trichopes Oxytheca perfoliata Salix laevigata Datura wrightii Lycium andersonii var. andersonii Solanum elaeagnifolium Typha domingensis Larrea tridentata Acroptilon repens Chaenactis macrantha Eclipta prostrata Encelia virginensis Enceliopsis nudicaulis Gutierrezia sarothrae Lepidium latifolium Cylindropuntia echinocarpa Atriplex confertifolia Cyperus erythrorhizos Prosopis sp. (alba) Eschscholzia californica Cenchrus longispinus Festuca arundinacea Leptochloa uninerva Muhlenbergia asperifolia Setaria pumila Sporobolus airoides Eriogonum deflexum var. deflexum Lycium pallidum var. oligospermum
Species Common Name	All species common names Alfalfa Alkali aster Alkali sacaton Allscale Amaranth Anderson thornbush Arrow weed Barnyard grass Bassia Bead pod Bear poppy Bearded cryptantha Beavertail Bent grass Bermuda grass Bind weed Black band rabbitbrush Brass buttons Bristlegrass Brittle bush Brittle spineplant Broad-leaved peppergrass Buckwheat Bull thistle Bulrush Burro bush Bush seepweed California mustard California poppy California tule Camphorweed Catclaw Chaff bush Cheesebush Cheeseweed Cocklebur Comb-bur Common plantain Common reed Common three-square Cottontop cactus Creosote bush Cryptantha Cudweed Cup and saucer plant Death Valley joint-fir Desert alyssum Desert dandelion Desert grape Desert holly Desert mallow Desert marigold Desert mistletoe Desert nest straw Desert plantain Desert poppy Desert senna Desert tobacco Desert trumpet Desert willow Devil?s lettuce Diamond cholla Dock Duckweed Elm Emory mallow Emory waterweed Eucrypta Evening primrose False daisy Fleabane Fluff grass Four o'clock Four-wing saltbush Foxtail chess Fremont cottonwood Fremont phacelia Fremont pincushion Galleta grass Giant reed Gilia Golden cholla Goldenbush Gooding aster Gooding phacelia Gooding willow Gravel ghost Great Basin wildrye Greythorn Ground cherry Honey mesquite Honey sweet Horehound Horseweed Indian rice grass Indigo Bush Iodine bush Johnsongrass Lamb's quarters Langloisia Little trumpet London rocket Lupine Mat sandbur Menodora Mexican sprangletop Mexican tea Mignonette Miniature poppy Mist grass Mojave aster Mojave yucca Mosquito fern Naked-stem daisy Narrow-leaved cryptantha Narrow-leaved willow Nightshade Nut-sedge Olney three-square Paper flower Pebble pincushion Peppergrass Phacelia Pincushion Pink windmills Prickly lettuce Prickly poppy Prickly sow thistle Prince's plume Purple phacelia Purple three-awn Purple-rooted cryptantha Pygmy cedar Quail bush Rabbit thorn Rabbit's foot grass Range rhatany Rattlesnake weed Red willow Red-leaf filaree Rigid spineplant Rock gilia Rock pea Russian Knapweed Russian thistle Sacred datura Salt cedar Salt heliotrope Salt marsh fleabane Saltgrass Sand dropseed Screw-bean mesquite Sea lavender Sedge Shadscale Shining sandpaper plant Siberian elm Silver-leaf nightshade Six weeks fescue Snake weed Sonoran sand-mat Southern cattail Sow thistle Spectacle pod Spike dropseed Spike-rush Splitgrass Spurge Squaw waterweed Stick-leaf Streptanthella Sun cup Sunflower Tall fescue Tansy mustard Texas filaree Thamnosma Thomas buckwheat Thread plant Torrey joint-fir Tree tobacco Tule Tumbleweed Turtle plant Velvet ash Velvet mesquite Wash groundsel Water Cress Water speedwell Wheelscale Whisk broom buckwheat White mesquite White mulberry!! Wild rhubarb Willow weed Wing-nut cryptantha Winterfat Wire lettuce Wire rush Witchgrass Woody bottle washer Wooly daisy Yellow sweet-clover Yerba Mansa
Family Scientific Name	All family scientific names AMARANTHACEAE ASTERACEAE AZOLLACEAE BIGNONIACEAE BORAGINACEAE BRASSICACEAE CACTACEACE CAMPANULACEAE CHENOPODIACEAE CONVOLVULACEAE CYPERACE EPHEDRACEAE EUPHORBIACEAE FABACEAE GERANIACEAE HYDROPHYLLACEAE JUNCACEAE KRAMERIACEAE LAMIACEAE LEMNACEAE LILIACEAE LOASACEAE MALVACEAE MORACEAE NYCTAGINACEAE OLEACEAE ONAGRACEAE PAPAVERACEAE PLANTAGINACEAE PLUMBAGINACEAE POACEAE POLEMONIACEAE POLYGONACEAE RESEDACEAE RHAMNACEAE RUTACEAE SALICACEAE SAURURACEAE SCROPHULARIACEAE SOLANACEAE TAMARACACEAE TYPHACACEAE ULMACEAE VISCACEAE VITACEAE ZYGOPHYLLACEAE
Family Common Name	All family common names Joint-Fir Family Mustard Family Mint Family Mulberry Family Tamarisk Family Duckweed Family Cactus Family Krameria Family Loasa Family Mallow Family Olive Family Willow Family Grass Family Poppy Family Lizard's-tail Family Elm Family Grape Family Morning Glory Family Aster Family Evening Primrose Family Buckthorn Family Rush Family Cattail Family Borage Family Figwort Family Nightshade Family Sedge Family Bignonia Family Geranium Family Buckwheat Family Mistletoe Family Amaranth Family Bellflower Family Legume Family Plumbago Family Plantain Family Rue Family Lily Family Reseda Family Mosquito Fern Family Goosefoot Family Spurge Family Waterleaf Family Four O'Clock Family Phlox Family Caltrop Family
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Las Vegas Wash Project Coordination Team • 100 City Parkway, Suite 700 • Las Vegas, NV 89106 • (702) 822-3300

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