Syllabus

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Sight ID Poisonous Plants

Sight ID Pinophyta

Sight ID Pteridophyta

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FOR
SIGHT IDENTIFICATION
(Click on common name to view picture)

Family Genus Specific epithet Common name
Amaranthaceae Amaranthus carelessweed
Amaryllidaceae Cooperia pedunculata rainlily
Apiaceae Cicuta maculata (syn. C. douglasii) water hemlock
Apocynaceae Nerium oleander oleander
Asclepidaceae Asclepias latifolia broadleaf milkweed
Asclepidaceae Asclepias verticillata horsetail milkweed
Asteraceae Baileya multiradiata desert marigold
Asteraceae Eupatorium rugosum white snakeroot
Asteraceae Flourensia cernua tarbush
Asteraceae Gutierrezia sarothrae (syn. X. sarothrae) broom snakeweed
Asteraceae Helenium amarum bitter sneezeweed
Asteraceae Hymenoxys odorata western bitterweed
Asteraceae Isocoma wrightii rayless goldenrod
Asteraceae Psilostrophe tagetina woolly paperflower
Asteraceae Senecio douglasii (syn. S. longilobus) threadleaf groundsel
Asteraceae Tetradymia canescens horsebrush
Asteraceae Xanthium strumarium cocklebur
Brassicaceae Stanleya pinnata princes plume
Chenopodiaceae Chenopodium
Chenopodiaceae Halogeton glomeratus halogeton
Chenopodiaceae Sarcobatus vermiculatus greasewood
Chenopodiaceae Salsola iberica (syn. S. kali) Russian thistle
Clusiaceae Hypericum perforatum St. Johns wort
Euphorbiaceae Euphorbia marginata snow-on-the-mountain
Euphorbiaceae Euphorbia bicolor snow-on-the-prairie
Euphorbiaceae Stillingia treculiana trecul stillingia
Euphorbiaceae Stillingia sylvatica queens delight
Fabaceae Acacia berlandieri guajillo
Fabaceae Astragalus mollissimus woolly loco
Fabaceae Astragalus nuttallianus Nuttall milkretch
Fabaceae Astragalus wootenii Wooten loco (no pic)
Fabaceae Lupinus caudatus lupine
Fabaceae Medicago sativa alfalfa
Fabaceae Oxytropis lambertii purple loco
Fabaceae Prosopis glandulosa honey mesquite
Fabaceae Senna roemeriana two-leaf senna
Fabaceae Sophora secundiflora mescalbean
Fabaceae Trifolium clover
Fagaceae Quercus gambelii Gambel oak
Fagaceae Quercus havardii Harvard oak
Fagaceae Quercus pungens sandpaper oak
Liliaceae Nolina texana sacahuista (no pic)
Liliaceae Veratrum californicum false hellabore (no pic)
Liliaceae Zigadenus nuttallii Nuttall deathcamas (no pic)
Phytolaccaceae Phytolacca americana polkweed (no pic)
Poaceae Avena fatua wild oat (no pic)
Poaceae Lolium perenne ryegrass (no pic)
Poaceae Sorghum halepense johnsongrass (no pic)
Poaceae Triticum aestivum wheat (no pic)
Poaceae Zea mays corn (no pic)
Polygonaceae Rumex crispus indian tobacco (no pic)
Ranunculaceae Delphinium occidentale tall larkspur (no pic)
Ranunculaceae Delphinium virescens plains larkspur (no pic)
Rosaceae Prunus virginiana chokecherry (no pic)
Rutaceae Thamnosma texana dulchmans breeches (no pic)
Solanaceae Solanum americanum (syn. S. nigra) black nightshade (no pic)
Solanaceae Solanum elaeagnifolium silverleaf nightshade (no pic)
Zygophyllaceae Peganum harmula African rue (no pic)
Zygophyllaceae Tribulus terrestris goathead (no pic)