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Wildflower Mount Diablo Van Houtte's Columbine, Stream Columbine Scientific Name: Aquilegia eximia Family: Ranunculaceae (Buttercup Family) Blooms: May-Oct Color: Red-Pink Perennial herb Native, endemic to California Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Daniel Fitzgerald Daniel Fitzgerald

Colletes Cellophane Bees Colletes Colletidae Colletes Describe your image Describe your image Describe your image Describe your image Describe your image Describe your image Description Colletes are medium, fuzzy bees, with a triangular hairy face (eyes converging below). They often have a hair-striped, tapered and thick abdomen, which may appear hunched. Long scopae are present on their hind legs. Forewing has 3 submarginal cells and an S-shaped Second Recurrent Vein that is distinctive. Nectar/ Pollen Plants Colletes are mostly generalists. Habits Most Colletes are ground nesters in open areas, sometimes in aggregations. Nests may be 5 feet deep! Females line cell walls with multi-layered, polyester-like secretions, produced by a Dufour's gland in the abdomen (applied via the stinger), combined with salivary secretions (applied by their forked, brush-like glossa) to line nest tunnels. These cellophane-like layers are resistant to mold and water. Season March - Fall

Wildflower Mount Diablo Chaparral Currant Scientific Name: Ribes malvaceum var. malvaceum Family: Grossulariaceae (Gooseberry Family) Blooms: Jan - Mar Color: Red-Pink Shrub Native, endemic to California Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Kevin Hintsa

Wildflower Mount Diablo California Rose Scientific Name: Rosa californica Family: Rosaceae (Rose Family) Blooms: May - Jun Color: Red-Pink Shrub Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Kevin Hintsa

Wildflower Mount Diablo Wirestem, Rigiopappus, Wire weed, Wireweed Scientific Name: Rigiopappus leptocladus Family: Asteraceae (Sunflower Family) Blooms: April Color: Yellow-Orange Annual herb Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants

Wildflower Mount Diablo Denseflower Rein Orchid Scientific Name: Piperia elongata Family: Orchidaceae Blooms: May-Jul Color: Green Perennial herb Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants

Wildflower Mount Diablo Gumplant, Great Valley Gumplant, Gumweed Scientific Name: Grindelia camporum Family: Asteraceae (Sunflower Family) Blooms: Mar - Oct Color: Yellow-Orange Perennial herb Native, endemic to California Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Mike Woodring

Black-tailed Bumble Bee Bombus melanopygus Apidae Bombus Describe your image Describe your image Describe your image Describe your image Describe your image Describe your image Description Bombus melanopygus is a stout-bodied, mid-sized bumble bee, with pale yellow hair and black bands between wing bases. It also has black hair across the mid-abdomen. Northern populations, seen from Oregon north, have red-orange second and third abdominal segments (black in Mount Diablo specimens). Nectar/ Pollen Plants The Black-tailed Bumble Bee is a flower generalist, but favorites include Ceanothus , lupine, clover and penstemon. Habits Nests in tree cavities, piles of wood, underground in rodent burrows, or even in old bird nests. Season January - July (rarely as early as December)

Wildflower Mount Diablo Buck Lotus (Green) Scientific Name: Hosackia crassifolia Family: Fabaceae (Legume Family) Blooms: May-Jul Color: Green Perennial herb Native Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants

Wildflower Mount Diablo Whispering Bells Scientific Name: Emmenanthe penduliflora var. penduliflora Family: Hydrophyllaceae (Waterleaf Family) Blooms: Apr - Jun Color: Yellow-Orange Annual herb Native Fire Follower Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Mike Woodring

Wildflower Mount Diablo Woodland Woolly Threads Scientific Name: Monolopia gracilens Family: Asteraceae (Sunflower Family) Blooms: Apr - May Color: Yellow-Orange Annual herb Native, endemic to California Fire Follower. California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere ). This plant is rare in Mount Diablo State Park. See full list Jump to Blooming Now Blue / Purple Red / Pink White Yellow / Orange Invasive Plants Kevin Hintsa

Umber Skipper Lon melane Hesperiidae Skippers Flies April to October Host Plant Grass Nectar Plant California buckeye, Bull thistle Daniel Fitzgerald Daniel Fitzgerald Underwing