Resource Database


Resource Number: 14394
Title: New Invaders of the Northwest
Publisher: USDA Forest Service - Forest Health Assessment and Applied Sciences Team
Resource Type: Field guide
Last Updated: January 28, 2026
Contributors:
Carol Bell Randall
Mark Schwarzlander
Rachel Winston
Jennifer Andreas
Domain(s)/Area(S):
Locations:
United States - Northern Marianas
United States - Wyoming
United States - Arizona
United States - Colorado
United States - Alaska
United States - Micronesia-Kolonia
United States - Guam
United States - Utah
United States - California
United States - Nevada
United States - New Mexico
United States - Hawaii
United States - Montana
United States - Oregon
United States - Idaho
United States - American Samoa
Subject
kudzu  (Pueraria montana var. lobata)
giant reed  (Arundo donax)
European privet  (Ligustrum vulgare)
spiny plumeless thistle, plumeless thistle  (Carduus acanthoides)
silverleaf nightshade  (Solanum elaeagnifolium)
Mediterranean sage  (Salvia aethiopis)
goatsrue  (Galega officinalis)
velvetleaf  (Abutilon theophrasti)
barb goatgrass  (Aegilops triuncialis)
camelthorn  (Alhagi maurorum)
wild chervil  (Anthriscus sylvestris)
white bryony  (Bryonia alba)
woolly distaff thistle  (Carthamus lanatus)
oriental virginsbower  (Clematis orientalis)
striated broom  (Cytisus striatus)
eggleaf spurge  (Euphorbia oblongata)
wild four-o'clock  (Mirabilis nyctaginea)
bridal broom  (Retama monosperma)
Austrian fieldcress  (Rorippa austriaca)
Syrian beancaper  (Zygophyllum fabago)
Europe sage  (Salvia sclarea)
spurge flax  (Thymelaea passerina)
Himalayan balsam  (Impatiens glandulifera)
mayten  (Maytenus boaria)
yellowtuft  (Alyssum murale)
yellowtuft  (Alyssum corsicum)
orange-peel clematis, yellow clematis  (Clematis tangutica)

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