Bloom Identification Guide For The San Gabriel Mountains - White Blooms

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 2000

PlantJanFebMarAprMayJunJulAugSepOctNovDecPlant
 
White flowers, no woody stems, plants less than 12" tall
Alumroot
(Coralbells)
Heuchera elegans
    full        Alumroot
(Coralbells)
Heuchera elegans
Sweet Alyssum*
Lobularia maritima
 beginningbeginningfull       full Sweet Alyssum*
Lobularia maritima
Common Chickweed*
Stellaria media
 beginningfullfull       beginning Common Chickweed*
Stellaria media
Granite Prickly Gilia
Leptodactylon pungens
    beginningfull       Granite Prickly Gilia
Leptodactylon pungens
Linanthus sp.     full        Linanthus sp.
Mariposa Lily
Calochortus sp.
             Mariposa Lily
Calochortus sp.
Miner's Lettuce
Claytonia perfoliata
   fullfull        Miner's Lettuce
Claytonia perfoliata
Muilla
Muilla maritima
    beginning        Muilla
Muilla maritima
Short-lobed Phacelia
Phacelia brachyloba
    full        Short-lobed Phacelia
Phacelia brachyloba
Popcorn Flower
Cryptantha spp.
Plagiobothrys spp.
   beginningfullfullfull      Popcorn Flower
Cryptantha spp.
Plagiobothrys spp.
Rattlesnake Weed
Chamaesyce albomarginata
   full         Rattlesnake Weed
Chamaesyce albomarginata
Windmill Pink*
Silene gallica
   beginning         Windmill Pink*
Silene gallica
Woodland Star
Lithophragma affine
   beginningfull        Woodland Star
Lithophragma affine
White flowers, no woody stems, plants more than 12" tall
Bedstraw*
Galium aparine
   beginning  fullin seed     Bedstraw*
Galium aparine
California Blackberry
Rubus ursinus
             California Blackberry
Rubus ursinus
California Buckwheat
Eriogonum fasciculatum
    beginningfullfullfullendingending ending California Buckwheat
Eriogonum fasciculatum
Cliff-Aster
Malacothrix saxatilis
full   fullfullfull fullfullfullfull Cliff-Aster
Malacothrix saxatilis
Corn Lily
Veratrum californicum
             Corn Lily
Veratrum californicum
Cow Parsnip
Heracleum lanatum
             Cow Parsnip
Heracleum lanatum
Wild Cucumber
Marah macrocarpus
"porcupine eggs"
 beginningfullfull       beginning Wild Cucumber
Marah macrocarpus
"porcupine eggs"
Eupatory*
Ageratina adenophora
   full         Eupatory*
Ageratina adenophora
Everlasting
or cudweed
Gnaphalium sp.
beginningbeginningbeginningfull  fullbudsfullfull full Everlasting
or cudweed
Gnaphalium sp.
Horehound*
Marrubium vulgare
   beginning  full      Horehound*
Marrubium vulgare
Morning Glory
Calystegia macrostegia
   beginningfull        Morning Glory
Calystegia macrostegia
Nightshade
Solanum douglasii
 beginningbeginningbeginning       full Nightshade
Solanum douglasii
Imbricate Phacelia
Phacelia imbricata
     ending       Imbricate Phacelia
Phacelia imbricata
Poison Hemlock*
Conium maculatum
             Poison Hemlock*
Conium maculatum
Prickly Poppy
Argemone munita
     fullfull      Prickly Poppy
Argemone munita
Shooting Star
Dodecatheon redolens
      ending      Shooting Star
Dodecatheon redolens
White Sweet Clover*
Melilotus alba
    fullfull       White Sweet Clover*
Melilotus alba
Wild Sweet Pea
Lathyrus vestitus
 beginningbeginningfull       beginning Wild Sweet Pea
Lathyrus vestitus
Thimbleberry
Rubus parviflorus
     fullfull  leaf color   Thimbleberry
Rubus parviflorus
Twiggy Wreath Plant
Stephanomeria virgata
         fullfullending Twiggy Wreath Plant
Stephanomeria virgata
Virgin's bower
Clematis ligusticifolia
      in seedin seedin seed    Virgin's bower
Clematis ligusticifolia
Water Cress*
Rorippa nasturtium-aquaticum
             Water Cress*
Rorippa nasturtium-aquaticum
White Sage
Salvia apiana
    fullfullfull      White Sage
Salvia apiana
Yarrow
Achillea millefolium
     fullfull      Yarrow
Achillea millefolium
Smoothleaf Yerba Santa
Eriodictyon trichocalyx
    fullfullfull      Smoothleaf Yerba Santa
Eriodictyon trichocalyx
Yucca
Yucca whipplei
    beginningfullfull      Yucca
Yucca whipplei
White flowers, multiple woody stems
Hoaryleaf Ceanothus
Ceanothus crassifolius
 beginningbeginningfull      budsbuds Hoaryleaf Ceanothus
Ceanothus crassifolius
Chamise
Adenostoma fasciculatum
    fullfullending      Chamise
Adenostoma fasciculatum
Chaparral Whitethorn
Ceanothus leucodermis
   beginningending        Chaparral Whitethorn
Ceanothus leucodermis
Desert or Cupleaf Ceanothus
Ceanothus greggii
    full        Desert or Cupleaf Ceanothus
Ceanothus greggii
Chokecherry
Prunus virginiana
         leaf color   Chokecherry
Prunus virginiana
Hillside Gooseberry
Ribes californicum
 beginningfullfull      beginningfull Hillside Gooseberry
Ribes californicum
Hollyleaf Cherry
Prunus ilicifolia
   beginning   berriesberriesberries   Hollyleaf Cherry
Prunus ilicifolia
Elderberry
Sambucus mexicana
   beginningfullfullfull      Elderberry
Sambucus mexicana
Laurel Sumac
Malosma laurina
     fullfull      Laurel Sumac
Malosma laurina
Bigberry Manzanita
Arctostaphylos glauca
  fullfullending  berries     Bigberry Manzanita
Arctostaphylos glauca
Manzanita
Arctostaphylos sp.
   beginning     berriesberries  Manzanita
Arctostaphylos sp.
Mountain Mahogany
Cercocarpus betuloides
   beginning  in seedin seedin seed    Mountain Mahogany
Cercocarpus betuloides
Mule Fat
Baccharis salicifolia
fullfullfullfull      beginningfull Mule Fat
Baccharis salicifolia
Poison oak
Toxicodendron diversilobum
   beginning  leaf colorleaf colorleaf colorleaf color   Poison oak
Toxicodendron diversilobum
Rockrose*
Cistus ladaniferus
   beginningfull        Rockrose*
Cistus ladaniferus
Serviceberry
Amelanchier alnifolia
             Serviceberry
Amelanchier alnifolia
Silk-tassel bush
Garrya veatchii
             Silk-tassel bush
Garrya veatchii
Squawbush
Rhus trilobata
    full  leaf colorleaf color    Squawbush
Rhus trilobata
Sugar Bush
Rhus ovata
 beginning beginning       buds Sugar Bush
Rhus ovata
Toyon
Heteromeles arbutifolia
berries     beginning  berriesberriesberries Toyon
Heteromeles arbutifolia
White flowers, one woody trunk
Black Locust*
Robinia pseudoacacia
   beginning         Black Locust*
Robinia pseudoacacia
Fremont Cottonwood
Populus fremontii
   beginning     leaf color   Fremont Cottonwood
Populus fremontii
* = non-native

"Full bloom" means the majority of the plants are in full bloom.
"Beginning" means that some plants are blooming somewhere.
"Ending" means that the majority of plants have finished blooming, although some plants in some locations may still be in full bloom.
"Gone" means we haven't seen any in bloom anywhere.


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Copyright © 1997-2000 by Jane Strong and Tom Chester.
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Comments and feedback: Jane Strong | Tom Chester
Updated 8 January 2001.