- ASTERACEAE
- Bird Identification Help Group
- British Wild Flowers
- Butterfly Identification Help Group
- Cacti & Succulent Identification
- CaliFlora
- California Native Grasses
- California Wildflowers
- Cnidaria
- Colorado Wildflowers
- Dragonfly Gallery
- Eucalyptus Beyond Australia
- Family Paridae, Chickadees and Tits of the World
- Field Guide: Birds of the World
- FIELD GUIDE: FLOWERING TREES of the WORLD
- Gesneriads (Gesneriaceae)
- Guide to California Wildflowers — TAG ALL IMAGES-guidelines!
- Guide to Mojave Desert Wildflowers
- Guide to Oregon Wildflowers_latin names/tags required!
- Guinea Pig Lovers
- Idaho Wildflowers
- Identify that plant
- Johnson Lakes Canyon Flora
- Jumping Spider (Salticidae) Commons
- Lizards of all sort
- Mimulus
- Mint Family...Lamiaceae
- Montana Plants
- Odonata
- Orchids
- Order: Hemiptera
- Order: Hemiptera = ture bugs
- Orobanchaceae
- Penstemon
- Penstemons
- Photowalking Utah Wildflowers Project
- Plant Taxonomy
- Poaceae (Gramineae) and allies
- Systematic Botany (not for "pretty flower images")
- the skies above
- The Spider Web
- UBCBG Botany Photo of the Day
- Unidentified flowers and plants
- Utah Wildflowers
- Utah Wildlife
- Washington State Wildflowers
- West Coast Mycology
- What plant is that?
- What's The Name of That Flower
- Wildflower Field Guide, North America
- Wildflowers
- Wildflowers: Western Region US