Don't Plant a Pest
Invasive Non-native plants
Arundo donax
(Giant reed)
Lepidium latifolium
(Perennial pepperweed)
Cardaria draba
(Hoary cress)
Vinca major
(Periwinkle)
Retama monosperma
(Bridal broom)
Tamarix ssp.
(Tamarisk, salt cedar)
Delairea odorata
(Cape/German ivy)
Centaurea solstitialis
(Yellow star thistle)
Distribution maps
Control Projects
Non-native plants of concern
Asparagus asparagoides
(Bridal creeper, smilax, asparagus vine)
Lythrum salicaria
(Purple loosestrife)
Salvinia molesta
(Giant salvinia)
Weeds in the news
Native planting
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Meeting Agendas & Minutes
Related websites
 Our Mission
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Plant Photos: Lepidium latifolium (Perennial pepperweed, tall whitetop)

Click on thumbnail images for a larger view

Leaves
Young plant (rosette) growing from root fragment
Rosettes and underground stems connecting them
Flower head

Plant pre-flowering
Flowers
Infestation
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