Gumweed (Grindelia)
Every species of the genus Grindelia in the catalogue.
- Lonestar gumweed (Grindelia adenodonta)
- Arizona gumweed (Grindelia arizonica)
- Reclined gumweed (Grindelia decumbens)
- Ash meadows gumweed (Grindelia fraxinopratensis)
- Havard's gumweed (Grindelia havardii)
- Hairy gumweed (Grindelia hirsutula)
- Howell's gumweed (Grindelia howellii)
- Puget Sound Gumweed (Grindelia integrifolia)
- Narrowleaf gumweed (Grindelia lanceolata)
- Plains gumweed (Grindelia oolepis)
- Mexican gumweed (Grindelia oxylepis)
- Little gumweed (Grindelia pusilla)
- Rough gumweed (Grindelia scabra)
- Gumweed (Grindelia squarrosa)
- Subalpine gumweed (Grindelia subalpina)
- Great Valley Gumweed (Grindelia robusta)