Flora and Fauna
- 5282
- Cirsium setosum
- Photograph, description, distribution, ecology and economic significance of bristly thistle.
- 5283
- Cirsium vulgare
- Photographs and description of the Spear Thistle, including one in its natural habitat on the Isle of Skye.
- 5284
- A Close-up View of Chicory
- Photographic study of Cichorium intybus by Brian Johnston including some fine microscopic images.
- 5286
- Chrysanthemum coronarium (Crown Daisy)
- Photographs of the common and bicolor varieties of this Mediterranean species.
- 5288
- Chrysanthemum leucanthemum
- Two photographs of Marguerite or Ox-eye Daisy, sometimes classified as Leucanthemum vulgare, and its description.
- 5291
- A Close-up View of Brown Knapweed
- Photographic study by Brian Johnston of Centaurea jacea, with many fine images of the flowers, and microscopic images of the inflorescence and pollen grains.
- 5293
- Centaurea solstitialis (Yellow Starthistle)
- Provides photographs and information on this plant and its identification.
- 5294
- Progress in Yellow Starthistle Biological Control
- USDA site reports positive results on field tests using Eustenopus villosus weevils to control starthistle in Idaho.
- 5295
- Yellow Starthistle - UC Pest Management Guidelines
- University of California guidelines for control of Yellow Starthistle, including identification and biology.