A -

Acacia greggii [Whole plant] [Flower]
Acalypha californica [Whole plant]
Acalypha lindheimeri [Flower]
Acalypha neomexicana [Whole plant]
Acer glabrum [Leaf and seed]
Achillea lanulosa [Whole plant]
Acourtia wrightii [Whole plant]
Actaea arguta [Whole plant]
Agave palmeri [Whole plant]
Agave schottii [Whole plant]
Agrimonia striata [Whole plant]
Ailanthus altissima [Whole plant] [Collecting]
Aloe ferox [Whole plant]
Aloe vera [Whole plant] [Flower]
Aloysia wrightii [Whole plant]
Amelanchier utahensis [Fruit and Leaf]
Ambrosia ambrosioides [Whole plant] [Roots] [Collecting]
Ambrosia deltoidea [Whole plant]
Ambrosia trifida [Whole plant]
Amsinckia intermedia [Flower]
Anemone tuberosa [Whole plant] [Flower]
Anemopsis californica [Whole plant] [Roots]
Anisacanthus thuberi [Whole plant]
Arbutus arizonica [Fruit and Leaf]
Argemone pleiacantha [Whole plant] [Seed capsule] [Field]
Artemisia ludoviciana [Whole plant] [Whole plant] [Leaf] [Flower]
Arctostaphylos pungens [Whole plant] [Flower] [Fruit]
Asclepias asperula [Whole plant] [Whole plant] [Flower] [Seed]
Asclepias hypoleuca [Flower]
Asclepias subulata [Whole plant] [Flower]
Avena fatua [Whole plant] [Seed] [Seed] [Seed] [Collecting]

B -

Baccharis
Bidens bipinnata [Whole plant]
Bidens pilosa [Whole plant] [Flower]
Bowlesia incana [Leaf]
Brickellia

C -

Caesalpinia
Calliandra eriophylla [Flower]
Carnegiea gigantea [Flower]
Ceanothus greggii [Whole plant]
Celtis pallida [Whole plant]
Celtis reticulata [Trunk]
Cephalanthus
Chilopsis linearis [Whole plant] [Whole plant] [Flower]
Chionanthus virginicus [Whole plant] [Flower]
Choisya arizonica [Whole plant] [Flower and Leaf]
Cissus trifoliata [Whole plant] [Leaf]
Clematis
Conyza canadensis [Whole plant] [Leaf and Flower]
Coursetia microphylla [Leaf and Flower]
Cowania mexicana [Leaf and Flower] [Leaf and Flower]
Corydalis aurea [Whole plant] [Flower]
Corydalis lutea [Leaf and Flower]
Cupressus arizonica [Tree] [Cones]
Cucurbita digitata [Whole plant]

D -

Dasylirion wheeleri [Whole plant]
Datura
Dodonaea
Dyssodia pentachaeta [Whole plant] [Flower]
Dyssodia porophylloides [Flower and Leaf]

E -

Encelia
Epilobium angustifolium [Flower and Leaf]
Ephedra equisetina [Whole plant]
Ephedra trifurca [Whole plant] [Male cone] [Female cone]
Equisetum hiemale [Stem] [Cone]
Ericameria
Eriogonum fasciculatum [Whole plant]
Eriogonum wrightii [Leaf and Flower]
Erodium [Whole plant] [Flower] [Seed]
Eriodictyon angustifolium [Whole plant]
Eschscholtzia mexicana [Whole plant] [Whole plant] [Flower]
Eysenhardtia polystachya [Whole plant] [Leaf and Flower]

G -

Gnaphalium
Gossypium [Whole plant] [Leaf]
Glycyrrhiza lepidota [Whole plant] [Flower]
Gutierrezia microcephala [Whole plant] [Flower and Leaf]

H -

Hedeoma hyssopifolium [Flower and Leaf]
Helenium hoopesii [Flower and Leaf] [Flower and Leaf]
Heterotheca
Humulus americanus [Whole plant]
Hymenoclea
Hypericum formosum [Whole plant] [Flower]
Hyptis emoryi [Whole plant] [Flower]

I -

Iliamna grandiflora [Whole plant] [Flower]

J -

Janusia gracilis [Flower and Leaf]
Jatropha cardiophylla [Whole plant] [Stem] [Flower] [Fruit]
Jatropha gossypifolia [Whole plant] [Flower and Leaf]
Jatropha macrorhiza [Whole plant] [Flower]
Juglans
Juniperus deppeana [Fruit and Leaf] [Bark]
Juniperus monosperma [Whole plant] [Fruit and Leaf]

K -

Kallstroemia
Krameria parvifolia [Whole plant] [Seed]

L -

Larrea tridentata [Whole plant] [Flower] [Seed]
Lepidium thurberi [Whole plant] [Flower]
Ligusticum porteri [Whole plant] [Flower] [Roots]
Lithospermum multiflorum [Whole plant] [Flower]
Lithospermum cobrense [Whole plant]
Lobelia cardinalis [Whole plant]
Lycium

M -

Mahonia aquifolium [Whole plant] [Flower]
Mahonia haematocarpa [Leaf with Fruit]
Mahonia repens [Whole plant]
Mahonia trifoliata [Whole plant] [Flower] [Fruit] [Roots]
Malva parviflora [Whole plant] [Flower] [Fruit] [Roots]
Marah gilensis [Whole plant] [Flower] [Fruit]
Marrubium vugare [Whole plant] [Flower]
Melilotus officinalis [Whole plant]
Mimosa biuncifera [Whole plant] [Flower and Leaf]
Mimosa dysocarpa [Whole plant] [Flower and Leaf]
Mimulus cardinalis [Flower and Leaf]
Mimulus guttatus [Whole plant] [Flower]
Mirabilis bigelovii [Whole plant] [Flower]
Monarda menthaefolia [Leaf and Flower]

N -

Nicotiana glauca [Whole plant] [Whole plant] [Leaf and Flower]
Nicotiana trigonophylla [Whole plant]
Nolina microcarpa [Whole plant] [Stem] [Flower]

O -

Opuntia engelmannii [Whole plant] [Young pad] [Fruit] [Flower]
Opuntia fulgida [Whole plant] [Flower]
Opuntia versicolor [Whole plant]
Orthocarpus purpurascens [Whole plant]
Osmorhiza obtusa [Leaf and Flower]

P -

Paeonia brownii [Whole plant] [Flower]
Passiflora mexicana [Whole plant] [Flower] [Leaf with Fruit]
Pectis papposa [Whole plant] [Whole plant] [Flower]
Peganum harmala [Whole plant] [Flower] [Whole plant with Soviet Tank/Afghanistan]
Peniocereus greggii [Flower and Stem]
Penstemon parryi [Whole plant] [Flower]
Pericome caudata [Whole plant] [Flower]
Plantago insularis [Whole plant]
Plantago major [Whole plant]
Plantago purshii [Whole plant]
Plumbago scandens [Whole plant] [Flower]
Potentilla thurberi [Whole plant]
Populus
Prosopis glandulosa var. torreyana [Flower and Leaf]
Prosopis velutia [Whole plant] [Flower and Leaf] [Fruit]
Psilostrophe cooperi [Whole plant]
Psoralea tenuiflora var. tenuiflora [Whole plant] [Flower]
Pterospora andromedea [Whole plant]
Pulsatilla vulgaris [Flower and Leaf]

Q -

R -

Rhamnus californica [Leaf and Flower] [Flower]
Rhamnus crocea [Leaf and Flower] [Flower]
Rubus neomexicanus [Flower]
Rubus strigosus var. arizonicus [Whole plant] [Fruit]
Rumex crispus [Whole plant] [Roots]
Rumex hymenosepalus [Whole plant] [Whole plant] [Roots] [Roots]
Rumex obtusifolius [Whole plant]

S -

Salvia clevelandii[Whole plant] [Flower]
Salvia columbariae [Whole plant] [Flower]
Sambucus glauca [Leaf and Flower]
Sambucus mexicana [Tree] [Flower] [Fruit]
Selenicereus [Stem]
Simmondsia chinensis [Whole plant] [Flower] [Fruit]
Sphaeralcea
Stellaria nitens [Whole plant] [Whole plant]

T -

U -

Urtica gracilis [Whole plant] [Collecting]

V -

Valeriana arizonica [Whole plant] [Flower]
Valeriana edulis [Whole plant] [Root] [Root]
Vauquelinia californica [Whole plant] [Flower]
Veratrum californicum [Whole plant] [Flower]
Verbena bipinnatifida [Whole plant]
Verbena bracteata [Whole plant]
Verbena gooddingii [Whole plant] [Whole plant]
Verbena halei [Whole plant]
Verbesina encelioides [Whole plant] [Young plant] [Flower]
Vinca major [Whole plant] [Flower]
Vitex agnus-castus [Whole plant] [Flower]
Vitis arizonica [Leaf and Flower]

W -

X -

Xanthium strumaium [Whole plant] [Flower] [Seed]

Y -
Yucca baccata [Whole plant] [Fruit] [Root]
Yucca elata [Whole plant] [Flower]
Yucca schottii [Whole plant]

Z -