This list includes important economic or environmental hosts but does not represent all major hosts of the pest. Check CAPS pest datasheet for complete list of hosts.
Pest is vectored by:
No known vector.
Survey
Approved Method(s):
Method
Instructions
NAPIS Survey Method
Visual
Collect suspect plants. See the visual inspection excerpt from the guidelines.
3031 - General Visual Observation
Signs:
Roots are bright orange below soil surface. Stems and leaves are conspicuously hairy. The dust-like seeds are covered with indentations.
Symptoms:
Stunted crop plants with smaller leaf area, shorter leaf petioles, and increased shoot/root ratios.
Key Diagnostics
ID/Diagnostic: Morphological
Morphological: Characteristics of the flowers, leaves, seeds, and roots can be used to distinguish A. vogelii.
The Federally Noxious Weeds Disseminules of the U.S. provides keys and fact sheets that can help identify seeds of Federally Noxious Weeds, including Alectra spp. (Scher et al., 2010).