Most Common Species
Showing 20 most frequently observed species out of 80 total documented species.
Bombus bifarius
Two Form Bumble Bee
Very Common1.81 obs.
Rhus aromatica
Squawbush
Very Common1.63 obs.
Trichostema simulatum
Very Common1.6 obs.
Poa bulbosa
Bulbous Poa
Very Common1.37 obs.
Blepharipappus scaber
Rough Eyelashweed
Very Common1.27 obs.
Odocoileus hemionus
Mule Deer
Common1.2 obs.
Iris orientalis
Yellowband Iris
Common0.98 obs.
Asclepias fascicularis
Mexican Milkweed
Common0.97 obs.
Juniperus occidentalis
Sierra Juniper
Common0.95 obs.
Calochortus macrocarpus
Sagebrush Mariposa
Common0.89 obs.
Bombus griseocollis
Brown-Belted Bumblebee
Common0.89 obs.
Cercis occidentalis
California Redbud
Occasional0.88 obs.
Anopheles freeborni
Occasional0.86 obs.
Armoracia rusticana
Horseradish
Occasional0.85 obs.
Asclepias cordifolia
Purple Milkweed
Occasional0.84 obs.
Chilopsis linearis
Desert-Willow
Occasional0.83 obs.
Saponaria officinalis
Soapwort
Occasional0.81 obs.
Bombus vosnesenskii
Vosnesensky Bumble Bee
Rare0.78 obs.
Asclepias speciosa
Greek Milkweed
Rare0.76 obs.
Quercus garryana
Post Oak
Rare0.74 obs.
Want the Complete Field Guide?
Get all 80 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.
Premium field guide includes identification tips, seasonal patterns, and professional layout optimized for field use.