This tool aids in the identification of potentially occurring weed disseminules in fresh table grape
bunches that are grown in California's Central Valley and destined for export abroad. Disseminules are reproductive dispersal units that can be in the form of seeds, fruits and more complex modified structures.
The resource is your portal to various identification tools that support the screening, detection, and identification of pests, diseases, and weed disseminules that might be associated with table grape clusters grown in California's Central Valley.
Grass disseminules come in many forms, including the naked fruit (e.g., caryopsis) as well as fruits
sheathed by various numbers of bracts (e.g., florets, spikelets). To learn more about grass disseminules
and their terminology...
Non-grass disseminules are typically seeds, fruits (with or without bracts or other modified structures) or specially-designed fruit fragments. Variation among plant families is great. To learn more about this variation and the appropriate terminology...