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Audio Tours of Mount Diablo
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The tours feature lively interviews and music with the rush of wind and the chirps, howls, and growls of wildlife, all downloadable to an audio video media player
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Wildflower Identification Guide

calochortus pulchellus logo mjw
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Wildflower Guide - white

(mostly white)

 
white amole soap root kh dscn1274Amole, Soap Root
Chlorogalum pomeridianum var. pomeridianum
 
Family: Agavaceae 
Blooms: May - July
 
Photo: Kevin Hintsa

carpenteria californica mjw dsc04221Anemone, Bush Anemone,
Tree-Anemone

Carpenteria californica

Family: Hydrangeaceae
Blooms: May - August 


bellardia trixago mw dscn4448Bellardia, Mediterranean Linseed
Bellardia trixago

Family: Orobanchaceae
Blooms: April - June

arctostaphylos glauca mjw dscn3478Bigberry Manzanita, Great-berried Manzanita
Arctostaphylos glauca

Family: Ericaceae 
Blooms: November - March


convolvulus arvensis field bindweed mw dsc04288Bindweed, Orchard Morning-Glory
Convolvulus arvensis

Family: Convolvulaceae
Blooms: May - September
 
lewisia rediviva bitter root rkBitter Root
Lewisia rediviva var. rediviva

Family: Portulacaceae
Blooms: April - June

Photo: Ruth Ann Kishi

achyrachaena mollis hfBlow Wives (seed pods)
Achyrachaena mollis

Family: Asteraceae
Blooms: April - May

Photo: Hank Fabian

white blue dicks2 mjw dscn2413Blue Dicks - white form
Dichelostemma capitatum ssp. capitatum

Family: Themidaceae
Blooms: February - May

sambucus nigra khBlue Elderberry
Sambucus nigra ssp. caerulea

Family: Adoxaceae
Blooms: March - June

Photo: Kevin Hintsa

phacelia nemoralis bristly phacelia mw 20160419Bristly Phacelia
Phacelia nemoralis var. nemoralis

Family: Boraginaceae
Blooms: May - June

calystegia purpurata khBrush Morning Glory, Climbing Morning Glory
Calystegia purpurata ssp. purpurata

Family: Convolvulaceae
Blooms: April

Photo: Kevin Hintsa


buck brush mjw p1010120bhBuck Brush
Ceanothus cuneatus var. cuneatus

Family: Rhamnaceae
Blooms: February - April

aesculus californica buckeye mw dsc04456Buckeye Tree
Aesculus californica

Family: Sapindaceae
Blooms: May - June

narcissus tazetta mjw dscn3564scBunch-Flowered Narcissus
Narcissus tazetta

Family: Amaryllidaceae
Blooms: January - February
 
calochortus venustus - kevin hintsa copyButterfly Tulip, Mariposa Lily
Calochortus venustus

Family: Liliaceae
Blooms: May - June

Photo: Kevin Hintsa

Notes: color variations
rubus ursinus california blackberry mw dsc04101California Blackberry
Rubus ursinus

Family: Rosaceae
Blooms: April - June

eriogonum fasciculatum kuCalifornia Buckwheat
Eriogonum fasciculatum

Family: Polygonaceae
Blooms: April - September

Photo: Ken-ichi Ueda - iNaturalist
logfia filaginoides kuCalifornia Cotton Rose, California Fluffweed
Logfia filaginoides

Family: Adoxaceae
Blooms: March - May

Photo: iNaturalist - Ken-ichi Ueda

plantago erecta california dwarf plantain mw dscn4096scjCalifornia Dwarf Plantain
Plantago erecta

Family: Plantaginaceae
Blooms: February - April

pseudognaphalium californicum hfCalifornia Everlasting, Pearly Everlasting
Pseudognaphalium californicum

Family: 
Asteraceae
Blooms: 
June - July


Photo: Hank Fabian
 

delphinium californicum mw dsc06381delphinium californicum mw dsc06399sCalifornia Larkspur
Delphinium californicum

Family: Ranunculaceae
Blooms: May - June
Cmicranthes californica mjw dscn3520scalifornia Saxifrage
Micranthes californica

Family: 
Saxifragaceae
Blooms: 
February - April
rupertia physodes khCalifornia Tea, Forest Scurfpea
Rupertia physodes

Family: Fabaceae
Blooms: April - June


Photo: Kevin Hintsa
white chamise mjw p6064391Chamise, Greasewood
Adenostoma fasciculatum

Family: Rosaceae
Blooms: June

clematis lasiantha seedpod mw dscn4639Chaparral Clematis, Old Man's Beard (seedpod)
Clematis lasiantha

Family: Ranunculaceae
Blooms: June - September

heteromeles arbutifolia mw dscn4570Christmas Berry, Christmas Holly, Toyon (flowers)
Heteromeles arbutifolia

Family: Rosaceae
Blooms: June - July
 
Photo: Mike Woodring
clay mariposa lily calochortus argillosus mw p6174849bClay Mariposa Lily
Calochortus argillosus

Family: 
Liliaceae
Blooms: 
May - July

silk tassel bush mjw dscn2301Coast Silk-Tassel, Silk Tassel Bush
Garrya elliptica

Family: 
Garryaceae
Blooms: 
March
 
stellaria media mjwCommon Chickweed
Stellaria media

Family: Caryophyllaceae
Blooms: 
February - March

eucrypta chrysanthemifolia kuCommon Eucrypta
Eucrypta chrysanthemifolia var. chrysanthemofolia

Family: Boraginaceae
Blooms: April - May


Photo: Ken-ichi Ueda - iNaturalist

lepidium nitidum mjw dscn2507lepidium nitidum mjw 20160314Common Peppergrass, Shining Peppergrass
Lepidium nitidum
 
Family: 
Brassicaceae
Blooms: 
January - March
 
arctostaphylos manzanita ssp. laevigata 5 khContra Costa Manzanita
Arctostaphylos manzanita ssp. laevigata

Family: Ericaceae
Blooms: 
January - February

Photo: Kevin Hintsa

heracleum maximum cow parsnip donna pomeroy obs2876042Cow Parsnip, Giant Hogweed
Heracleum maximum

Family: Apiaceae
Blooms: April - June

Photo: Donna Pomeroy - iNaturalist


female baccharis pilularis3 khCoyote Bush - female
Baccharis pilularis ssp. consanguinea
 
Family: 
Asteraceae
Blooms: 
August - November


Photo: Kevin Hintsa
 
cream bush holodiscus discolor  mw dscn4585Cream Bush, Oceanspray
Holodiscus discolor

Family: Rosaceae
Blooms: May - June


minuartia douglasii douglas stitchwort hfkuDouglas Sandwort, Douglas' Stitchwort
Minuartia douglasii

Family: Caryophyllaceae
Blooms: April - May


Photo: Kevin Hintsa, Ken-ichi Ueda (inset) - iNaturalist

dudleya cymosa khDudleya, Rock Lettuce, Stonecrop, Live Forever
Dudleya cymosa

Family: Crassulaceae
Blooms: May - June


Photo: Kevin Hintsa

plantago lanceolata mjw dscn4358English Plantain
Plantago lanceolata

Family: Plantaginaceae
Blooms: March - August

Notes: Invasive
distant phacelia phacelia distans mjw dscn2499scphacelia distans dscn3811scFern Phacelia, Distant Phacelia
Phacelia distans
 

Family: 
Asteraceae
Blooms: 
April - June
 
white fremont lily mw dsc04151Fremont Star Lily, Star Zigadene
Toxicoscordion fremontii
 

Family: Melanthiaceae
Blooms: March - April

 
galium aparine khGoosegrass Bedstraw
Galium aparine 

Family: Rubiaceae
Blooms: March - June

 

Photo: 
Kevin Hintsa

cardamine oligosperma mjw dscn3721scHill Cress
Cardamine oligosperma
 
Family: 
Brassicaceae
Blooms: February - April
 
hill star lithophragma heterophyllum sb img 2621Hill Star
Lithophragma heterophyllum
 

Family: Saxifragaceae

Blooms: 
March - May
 
Photo: Steve Beatty

prosartes hookeri khHooker's Fairybells
Prosartes hookeri

Family: Liliaceae 

Blooms: March - June

Photo: Kevin Hintsa
ptelia crenulata hopbush western hoptree khHopbush, Western Hoptree
Ptelia crenulata

Family: Rutaceae

Blooms: March - May

Photo: Kevin Hintsa
lace pod mjw dsc03735thysanocarpus curvipes lacepod flower mw dscn3866scLacepod, Fringepod
Thysanocarpus curvipes 

Family: Brassicaceae

Blooms: 
March - June 
 
arbutus menziesii madrone tree mw imgp0195rsMadrone Tree, Pacific Madrone
Arbutus menziesii

Family: Ericaceae

Blooms: March - April
marah fabaceus khMan Root, Wild Cucumber
Marah fabaceus

Family: Cucurbitaceae

Blooms: March - April

Photo: Kevin Hintsa

cardamine californica khMilkmaids, Tooth Wort
Cardamine californica

Family: Brassicaceae
Blooms: 
January - April

miners lettuce mjw lr dscn3481Miner's Lettuce
Claytonia perfoliata ssp. perfoliata

Family: Montiaceae
Blooms: 
February - May

cordylanthus nidularius dsc04895 mwMount Diablo Bird's-beak
Cordylanthus nidularius

Family: Orobanchaceae
Blooms: June - July

phacelia phacelioides mount diablo phacelia mw 20160419Mount Diablo Phacelia
Phacelia phacelioides

Family: Montiaceae
Blooms: 
February - May
eriogonum nudum 2 khNaked Buckwheat
Eriogonum nudum

Family: Polygonaceae

Blooms: June - September

Photo: Kevin Hintsa
asclepias fascicularis mw p6144679sbNarrow Leaf Milkweed
Asclepias fascicularis

Family: Apocynaceae
Blooms: June - July

calochortus umbellatus khOakland Star Tulip
Calochortus umbellatus

Family: Liliaceae

Blooms: March - May

Photo: Kevin Hintsa
dscf3208a oso berry full jcoso berry flower oemleria cerasiformis mjw dscn3740Oso Berry
Oemleria cerasiformis

Family:
 
Rosaceae

Blooms: 
February - March

 
Photos: Joyce Chin, Mike Woodring

lepechinia calycina pitcher sage mw p6084419Pitcher Sage
Lepechinia calycina
 

Family: 
Lamiaceae
Blooms: 
April - June
conium maculatum poison hemlock mmPoison Hemlock
Conium maculatum
 

Family: 
Apiaceae
Blooms: 
April - June

Photo: 
Michael Marchiano

popcorn flower plagiobothrys nothofulvus mjw dscn2416Popcorn Flower, White Forget-me-nots, Foothill Snowdrops
Plagiobothrys nothofulvus
 
Family: Boraginaceae
Blooms: March - April
daucus pusillus khRattlesnake Weed, Wild Carrot
Daucus pusillus
 
Family: Apiaceae
Blooms: April - May

Photo: 
Kevin Hintsa
phacelia imbricata mw p6164789phacelia imbricata mw p6164791Rock Phacelia
Phacelia imbricata ssp. imbricata

Family: Boraginaceae
Blooms: June

scandix pecten-veneris shepherds needle mw dscn2498scShepherd's Needle
Scandix pecten-veneris

Family: Apiaceae
Blooms: March - April


shepherds purse mjw dscn3687-9bcShepherd's Purse
Capsella bursa-pastoris

Family: 
Brassicaceae
Blooms: 
February - April

allium falcifolium khSickle-leaved Onion
Allium falcifloium ssp. falcifolium

Family:
 Liliaceae
Blooms:
 April to June

Photo: Kevin Hintsa
uropappus lindleyi silver puff mw dsc06278sSilver Puff (seed pod)
Uropappus lindleyi
 
Family:
 Asteraceae
Blooms: March - June

maianthemum stellatum khSlim Soloman, Slim Solomon's Seal
Maianthemum stellatum

Family:
 Liliaceae
Blooms:
 May to June

Photo: Kevin Hintsa
draba verna khSpring Whitlow Grass
Draba verna

Family: Brassicaceae

Blooms: February - April


Photo: 
Kevin Hintsa

drymocallis glandulus khSticky Cinquefoil
Drymocallis glandulosa  var. wrangelliana

Family:
 
Rosaceae

Blooms: 
April - May


Photo: 
Kevin Hintsa
cerastium glomeratum sticky mouse-ear chickweed mw dscn4051scmSticky Mouse-ear Chickweed
Cerastium glomeratum

Family: 
Caryophyllaceae
Blooms: 
March - June


clematis ligusticifolia mw dscn4710clematis ligusticifolia mw dscn4716Virgin’s Bower
Clematis ligusticifolia

Family: 
Ranunculaceae
Blooms: 
July - August
nasturtium officinale water cress mw dscn4482Water Cress
Nasturtium officinale

Family: Brassicaceae

Blooms: June

hydrophyllum occidentale western waterleaf khWestern Waterleaf
Hydrophyllum occidentale

Family: Boraginaceae
Blooms: 
April -  June

Photo: 
Kevin Hintsa

triteleia hyacinthina khWhite Brodiaea
Triteleia hyacinthina
 
Family: Themidaceae
Blooms: April - May

Photo: 
Kevin Hintsa
nemophila heterophylla mjw dscn3691White Nemophila
Nemophila heterophylla

Family: Boraginaceae
Blooms: 
March - April
 
lithophragma affine woodland star mw dscn3960Woodland Star
Lithophragma affine 

Family: Saxifragaceae
Blooms: 
March - April
 

calystegia malacophylla dpWoolly Morning Glory, Sierra False Bindweed
Calystegia malacophylla ssp. pedicellata
 
Family:
 Convolvulaceae
Blooms: May - June
 
Photo:
 Donna Pomeroy - iNaturalist
malacothrix floccifera woolly-tuft malacothrix mw dscn2731malacothrix floccifera mw  scn2770Woolly-Tuft Malacothrix
Malacothrix floccifera
 
Family: 
Asteraceae
Blooms: April - June
 

perideridia kelloggii hfYampah
Perideridia kelloggii

Family: Apiaceae
Blooms: August

Photo: 
Hank Fabian

achillea millefolium khYarrow
Achillea millefolium
 
Family: 
Asteraceae
Blooms: March - April
 
Photo:
 Kevin Hintsa
yerba santa white spring mjwYerba Santa
Eriodictyon californicum

Family: Boraginaceae
Blooms: 
April - June