American Elm
Red Mulberry
English Plantain
Short Ragweed

Roadside

Pigweed

American Elm

Genus/Species
Ulmus americana

Common Names
American Elm, White Elm

Allergenicity
Medium

Boxelder

Boxelder

Genus/Species
Acer negundo

Common Names
Boxelder, Cutleaved Maple, Ash-Leaf Maple, Water Ash

Allergenicity
High

Common Cocklebur

Common Cocklebur

Genus/Species
Xanthium strumarium

Common Names
Cocklebur, Pennsylvania Cocklebur, Clotbur

Allergenicity
Medium

Curly Dock

Curly Dock

Genus/Species
Rumex crispus

Common Names
Curly Dock, Yellow Dock, Sour Dock, Narrow-leaved Dock

Allergenicity
Medium

English Plantain

English Plantain

Genus/Species
Plantago lanceolata

Common Names
English Plantain, Ribwort Plantain, Narrow-leaved Plantain, Buckhorn Plantain, Buck Plantain

Allergenicity
Medium

Johnson Grass

Johnson Grass

Genus/Species
Sorghum halepense

Common Names
Johnson Grass, Egyptian Millet, Evergreen

Allergenicity
High

Mesquite

Live Oak

Genus/Species
Quercus virginiana Mill

Common Names
Virgnia Live Oak, Southern Live Oak, Southeastern Live Oak

Allergenicity
High

Russian Thistle

Red Mulberry

Genus/Species
Morus rubra

Common Names
Red Mulberry, Mulberry

Allergenicity
High

Sheep Sorrel

Sheep Sorrel

Genus/Species
Rumex acetosella

Common Names
Sheep Sorrel, Sorrel Dock, Field Sorrel, Red Sorrel, Wood Sorrel, Sour-weed

Allergenicity
Medium

Russian Thistle

Short Ragweed

Genus/Species
Ambrosia artemisiifolia

Common Names
Short Ragweed, Common Ragweed, Dwarf Ragweed

Allergenicity
High

Smooth Brome

Smooth Brome

Genus/Species
Bromus inermis

Common Names
Brome

Allergenicity
Medium

Wingscale

Wingscale

Genus/Species
Atriplex canescens

Common Names
Wingscale, Shadscale, Four-winged Saltbrush, Chamiso, Chamiza

Allergenicity
High