Macloskey's violet (Viola
macloskeyi)
Madia,
Common (Madia
elegans)
Mountain (Madia
glomerata)
Pygmy (Hemizonella minima)
Sticky (Madia gracilis)
Threadstem (Madia exigua)
Madrone, Pacific (Arbutus menziesii)
Madrone fruit (Arbutus
menziesii)
Maidenhair fern,
[Common] (Adiantum
capillus-veneris)
California (Adiantum
jordanii)
Five-finger (Adiantum aleuticum)
Malacothrix,
Annual (Malacothrix clevelandii)
California (Malacothrix californica)
Cliff (Malacothrix saxatilis var. implicata)
Malibu baccharis (Baccharis malibuensis)
Mallow,
Alkali (Malvella leprosa)
Apricot (Sphaeralcea
ambigua var. ambigua)
Bull (Malva nicaeensis)*
Bush (Malacothamnus
fasciculatus)
Cretan (Lavatera cretica)*
Indian- (Abutilon
palmeri)
Indian Valley (Malacothamnus aboriginum)
Island (Lavatera assurgentiflora)
Newberry's velvet (Horsfordia newberryi)
Pink-flowered bush (Malacothamnus
marrubioides)
Rosy apricot (Sphaeralcea ambigua var. rosacea)
Rusby's desert (Sphaeralcea rusbyi var. eremicola)
San Clemente Island bush (Malacothamnus
clementinus)
White (Eremalche exilis)
Yellow-stemmed bush (Malacothamnus
densiflorus)
Mannagrass, Fowl (Glyceria elata)
Many-flowered bahia (Schkuhria multiflora
var. multiflora)
Many-flowered monkeyflower (Mimulus
floribundus)
Many-nerved catchfly (Silene multinervia)
Many-stemmed dudleya (Dudleya multicaulis)
Manzanita,
Adams' (Arctostaphylos
glandulosa ssp. adamsii)
Bigberry (Arctostaphylos
glauca)
Del Mar (Arctostaphylos glandulosa ssp.
crassifolia)
Eastwood (Arctostaphylos glandulosa
ssp. glaucomollis)
Greenleaf (Arctostaphylos patula)
Island (Arctostaphylos insularis)
Mexican (Arctostaphylos pungens)
Mission (Xylococcus bicolor)
Mission, fruit (Xylococcus bicolor)
Otay (Arctostaphylos
otayensis)
Parry's (Arctostaphylos
parryana ssp. deserticum)
Parry's (Arctostaphylos
parryana ssp. parryana)
Peninsular (Arctostaphylos peninsularis)
Pink-bracted (Arctostaphylos pringlei
ssp. drupacea)
San Gabriel (Arctostaphylos gabrielensis)
Santa Catalina Island (Arctostaphylos
catalinae)
Santa Monica Mountains (Arctostaphylos
glandulosa ssp. mollis)
Santa Monica Mountains, old fruit (Arctostaphylos
glandulosa ssp. mollis)
Santa Rosa Island manzanita (Arctostaphylos
confertiflora)
Woollyleaf (Arctostaphylos tomentosa)
Zaca Lake (Arctostaphylos glandulosa
ssp. zacaensis)
Maple,
Big leaf (Acer macrophyllum)
Mountain (Acer glabrum)
Marigold,
Desert (Baileya
multiradiata)
Woolly (Baileya pleniradiata)
Marina,
California (Marina orcuttii var. orcuttii)
Parry's (Marina parryi)
Mariposa lily,
Alkali (Calochortus striatus)
Butterfly (Calochortus
venustus)
Catalina (Calochortus
catalinae)
Desert (Calochortus kennedyi var. munzii)
Dunn's (Calochortus dunnii)
Golden bowl (Calochortus
concolor)
Late-flowering (Calochortus fimbriatus)
Munz's (Calochortus palmeri var. munzii)
Palmer's (Calochortus palmeri)
Plain (Calochortus
invenustus)
Plain (blue form) (Calochortus
invenustus)
Plummer's (Calochortus
plummerae)
Red (Calochortus kennedyi
var. kennedyi)
Slender (Calochortus
clavatus var. gracilis)
Splendid (Calochortus
splendens)
Weed's (Calochortus weedii var. weedii)
Weed's intermediate (Calochortus weedii var. intermedius)
Winding (Calochortus flexuosus)
Yellow (Calochortus
clavatus var. pallidus)
Mariposa rush (Juncus dubius)
Marsh bulrush (Bolboschoenus maritimus)
Marsh jaumea (Jaumea carnosa)
Martin's paintbrush (Castilleja applegatei
ssp. martinii)
Mat cholla (Opuntia parishii)
Mat muhly (Muhlenbergia richardsonis)
Matchweed, California (Gutierrezia
californica)
Matilija poppy,
[Common] (Romneya
coulteri)
Bristly (Romneya trichocalyx)
Mayweed (Anthemis cotula)*
Meadow arnica (Arnica chamissonis ssp. foliosa)
Meadow barley (Hordeum brachyantherum ssp.
californicum)
Meadow goosefoot (Chenopodium pratericola)
Meadow lupine (Lupinus polyphyllus var. burkei)
Meadow nemophila (Nemophila pedunculata)
Meadow starwort (Stellaria longipes ssp.
longipes)
Meadowfoam, Parish's (Limnanthes alba
ssp. parishii)
Meadow-rue (pistillate flowers) (Thalictrum
fendleri var. polycarpum)
Meadow-rue (staminate flowers) (Thalictrum
fendleri var. polycarpum)
Meadow-rue, Fendler's (Thalictrum fendleri var. fendleri)
Mecca-aster (Xylorhiza cognata)
Meconella, Small-flowered (Meconella
denticulata)
Mediterranean broom (Genista linifolia)*
Mediterranean cabbage (Brassica fruticulosa)*
Mediterranean mustard (Hirschfeldia
incana)*
Melic, Coast range (Melica imperfecta)
Melica, Tall (Melica frutescens)
Melon, Coyote (Cucurbita
palmata)
Menodora, Spiny (Menodora spinescens)
Menzies' campion (Silene menziesii)
Menzies' goldenbush (Isocoma menziesii
var. menziesii)
Mesquite,
Honey (Prosopis glandulosa var. torreyana)
Screwbean (Prosopis pubescens)
Mexican aster (Cosmos bipinnatus)*
Mexican elderberry (Sambucus
nigra ssp. caerulea)
Mexican flannel bush (Fremontodendron
mexicanum)
Mexican manzanita (Arctostaphylos pungens)
Mexican pink (Silene
laciniata ssp. laciniata)
Mexican rush (Juncus mexicanus)
Mexican-tea (Dysphania ambrosioides)*
Microseris,
Brown (Stebbinsoseris heterocarpa)
Douglas's (Microseris
douglasii ssp. douglasii)
Milfoil, Siberian (Myriophyllum sibiricum)
Milk thistle (Silybum marianum)*
Milkmaids (Cardamine californica
var. californica)
Milkvetch,
Annual desert (Astragalus aridus)
Bear Valley (Astragalus lentiginosus
var. sierrae)
Borrego (Astragalus lentiginosus var.
borreganus)
Cima (Astragalus cimae var. cimae)
Crested (Astragalus bicristatus)
Cushenbury (Astragalus albens)
Dwarf white (Astragalus didymocarpus var. dispermus)
Fremont's (Astragalus lentiginosus var.
fremontii)
Gambel's dwarf (Astragalus
gambelianus)
Gilman's (Astragalus
gilmanii)
Gravel (Astragalus sabulonum)
Jacumba (Astragalus douglasii var. douglasii)
Minthorn's (Astragalus minthorniae
var. villosus)
Naked (Astragalus serenoi var. shockleyi)
Palmer's (Astragalus palmeri)
Panamint (Astragalus panamintensis)
Parish's jacumba (Astragalus douglasii
var. parishii)
Peirson's (Astragalus magdalenae var. peirsonii)
Providence Mountains (Astragalus nutans)
Pursh's (Astragalus
purshii var. lectulus)
Pursh's (Astragalus purshii var. tinctus)
Salton (Astragalus crotalariae)
San Luis Obispo (Astragalus
curtipes)
San Miguel (Astragalus miguelensis)
Santa Barbara (Astragalus trichopodus
var. phoxus)
Scarlet (Astragalus coccineus)
Shining (Astragalus lentiginosus var.
micans)
Tidestrom's (Astragalus tidestromii)
Triple-ribbed (Astragalus tricarinatus)
Two-seeded (Astragalus didymocarpus var. didymocarpus)
Varied (Astragalus lentiginosus var. variabilis)
Milkweed,
California (Asclepias californica)
Climbing (Funastrum
cynanchoides var. hartwegii)
Desert (Ascelpias
erosa)
Hairy (Funastrum hirtellum)
Indian (Asclepias eriocarpa)
Mojave (Asclepias nyctaginifolia)
Narrow-leaved (Asclepias
fascicularis)
Rush (Asclepias
subulata)
White-stemmed (Asclepias albicans)
Woolly (Asclepias
vestita)
Milkwort, Fish's (Polygala cornuta var.
fishiae)
Miners' lettuce,
[Common] (Claytonia
perfoliata ssp. perfoliata)
Green (Claytonia
parviflora ssp. viridis)
Narrow-leaf (Claytonia parviflora
ssp. parviflora)
Southern (Claytonia perfoliata ssp.
mexicana)
Miniature lupine (Lupinus
bicolor)
Miniature woolstar (Eriastrum diffusum)
Mint,
Bergamot (Mentha
Xpiperita var. citrata)*
Mountain (Pycnanthemum californicum)
Mustang (Monardella
lanceolata)
Otay Mesa (Pogogyne nudiuscula)
Minthorn's milkvetch (Astragalus minthorniae
var. villosus)
Mint-leaved vervain (Verbena menthifolia)
Mission cactus (Opuntia ficus-indica)*
Mission manzanita (Xylococcus bicolor)
Mission manzanita fruit (Xylococcus
bicolor)
Mistletoe,
Big leaf (Phoradendron macrophyllum)
Dense (Phoradendron densum)
Desert (Phoradendron californicum)
Fir (Phoradendron pauciflorum)
Fir dwarf (Arceuthobium
abietinum)
Incense-cedar (Phoradendron libocedri)
Juniper (Phoradendron juniperinum)
Oak (Phoradendron villosum)
Pine dwarf (Arceuthobium campylopodum)
Mock heather (Ericameria
ericoides)
Mock orange, Little-leaved (Philadelphus
microphyllus)
Mock-strawberry (Duchesnea indica)
Modoc gilia (Gilia modocensis)
Mojave-aster (Xylorhiza
tortifolia var. tortifolia)
Mojave brown-eyed primrose (Camissonia
claviformis ssp. claviformis)
Mojave ceanothus (Ceanothus greggii var.
vestitus)
Mojave cottonthorn (Tetradymia stenolepis)
Mojave cryptantha (Cryptantha mohavensis)
Mojave goldeneye (Bahiopsis reticulata)
Mojave indigo bush, Little-leaved (Psorothamnus
arborescens var. minutifolius)
Mojave linanthus (Leptosiphon
breviculus)
Mojave milkweed (Asclepias nyctaginifolia)
Mojave mound cactus (Echinocereus
triglochidiatus)
Mojave owl's clover (Castilleja exserta ssp. venusta)
Mojave phacelia (Phacelia mohavensis)
Mojave popcorn flower (Plagiobothrys jonesii)
Mojave prickly poppy (Argemone corymbosa)
Mojave prickly-pear (Opuntia polyacantha
var. erinacea)
Mojave ragwort (Senecio mohavensis)
Mojave rubber rabbitbrush (Chrysothamnus
nauseosus ssp. mohavensis)
Mojave spineflower (Chorizanthe spinosa)
Mojave spurge (Euphorbia incisa)
Mojave stinkweed (Cleomella obtusifolia)
Mojave sun cup (Camissonia
campestris ssp. campestris)
Mojave tarplant (Deinandra mohavensis)
Mojave thistle (Cirsium mohavense)
Mojave woolstar (Eriastrum densifolium
ssp. mohavense)
Mojave yucca (Yucca
schidigera)
Mohavea, Lesser (Mohavea
breviflora)
Monardella,
Desert (Monardella nana ssp. arida)
Flax-leaved (Monardella linoides
ssp. stricta)
Flax-like (Monardella linoides ssp. oblonga)
Gray (Monardella cinerea)
Little (Monardella nana ssp. nana)
Narrow-leaf (Monardella linoides
ssp. linoides)
Red (Monardella
macrantha ssp. hallii)
San Felipe (Monardella nana ssp. leptosiphon)
Short-flowered (Monardella nana
ssp. tenuiflora)
Southern (Monardella australis)
White-leaf (Monardella
hypoleuca ssp. hypoleuca)
Willowy (Monardella linoides ssp. viminea)
Monkeyflower,
Bigelow's (Mimulus
bigelovii var. bigelovii)
Bigelow's (Mimulus bigelovii var. cuspidatus)
Bolander's (Mimulus bolanderi)
Brewer's (Mimulus breweri)
Bush (Mimulus aurantiacus)
Cleveland's bush (Mimulus clevelandii)
Creek (Mimulus
guttatus)
Death Valley (Mimulus rupicola)
Dense-fruited (Mimulus constrictus)
Downy (Mimulus pilosus)
Fremont's (Mimulus
fremontii var. fremontii)
Island bush (Mimulus
flemingii)
Johnston's (Mimulus johnstonii)
Kelso Creek (Mimulus shevockii)
Many-flowered (Mimulus floribundus)
Musk (Mimulus moschatus)
Palmer's (Mimulus
palmeri)
Parish's (Mimulus parishii)
Primrose (Mimulus primuloides ssp. primuloides)
Purple (Mimulus
purpureus)
Red-stemmed (Mimulus rubellus)
Rockjasmine (Mimulus androsaceus)
San Bernardino Mountains (Mimulus
exiguus)
Scarlet (Mimulus
cardinalis)
Suksdorf's (Mimulus suksdorfii)
Tiling's (Mimulus tilingii)
Yellow (Mimulus
brevipes)
Monkeyflower savory (Satureja mimuloides)
Mono groundsel (Senecio flaccidus var. monoensis)
Monolopia (Monolopia lanceolata)
Moonwort, Scalloped (Botrychium crenulatum)
Mormon needlegrass (Achnatherum aridum)
Morning glory,
Beach (Calystegia soldanella)
Coast (Calystegia
macrostegia ssp. cyclostegia)
Jepson's (Calystegia malacophylla ssp. pedicellata)
Northern island (Calystegia
macrostegia ssp. macrostegia)
San Diego (Calystegia macrostegia
ssp. tenuifolia)
Small-flowered (Convolvulus
simulans)
South coast (Calystegia
macrostegia ssp. intermedia)
Southern California (Calystegia
macrostegia ssp. arida)
Southern island (Calystegia
macrostegia ssp. amplissima)
Western (Calystegia
occidentalis ssp. fulcrata)
Mortonia (Mortonia utahensis)
Moss rush (Juncus bryoides)
Mount Laguna alumroot (Heuchera brevistaminea)
Mountain blazing star (Mentzelia montana)
Mountain blue penstemon (Penstemon laetus var. laetus)
Mountain carpet clover (Trifolium
monanthum var. monanthum)
Mountain clarkia (Clarkia heterandra)
Mountain clover (Trifolium wormskioldii)
Mountain dandelion (Agoseris grandiflora)
Mountain dogwood (Cornus nuttallii)
Mountain gooseberry (Ribes montigenum)
Mountain heather (Phyllodoce breweri)
Mountain holly fern (Polystichum scopulinum)
Mountain madia (Madia glomerata)
Mountain mahogany,
Birch-leaf (Cercocarpus
betuloides var. betuloides)
Catalina Island (Cercocarpus
traskiae)
Curl-leaf (Cercocarpus ledifolius
var. intermontanus)
Island (Cercocarpus betuloides
var. blancheae)
Little-leaved (Cercocarpus
intricatus)
San Diego (Cercocarpus
minutiflorus)
Mountain maple (Acer glabrum)
Mountain mint (Pycnanthemum californicum)
Mountain mugwort (Artemisia ludoviciana ssp. incompta)
Mountain oxytrope (Oxytropis oreophila var. oreophila)
Mountain peppergrass (Lepidium montanum var. cinereum)
Mountain phacelia (Phacelia
imbricata ssp. imbricata)
Mountain pink currant (Ribes nevadense)
Mountain prickly phlox (Linanthus
pungens)
Mountain sagebrush (Artemisia tridentata
ssp. vaseyana)
Mountain snowberry (Symphoricarpos rotundifolius
var. parishii)
Mountain sweet-cicely (Osmorhiza berteroi)
Mountain tansy mustard (Descurainia
incana)
Mountain timothy (Phleum alpinum)
Mountain whitethorn (Ceanothus cordulatus)
Mouse-ear chickweed (Cerastium glomeratum)*
Mouse-ear cress (Arabidopsis thaliana)*
Mousetail ivesia (Ivesia santolinoides)
Mt. Pinos onion (Allium howellii var. clokeyi)
Mud nama (Nama stenocarpum)
Mudwort, Stemless (Limosella acaulis)
Mugwort
[Common]
(Artemisia douglasiana)
Mountain (Artemisia ludoviciana ssp. incompta)
Muhly,
Bush (Muhlenbergia porteri)
Mat (Muhlenbergia richardsonis)
Pullup (Muhlenbergia filiformis)
Muilla,
Cleveland's muilla (Muilla clevelandii)
Common (Muilla maritima)
Mulefat (Baccharis salicifolia)
Mule's ears (Wyethia ovata)
Mullein,
Wand (Verbascum virgatum)*
Woolly (Verbascum thapsus)*
Muller's oak (Quercus
cornelius-mulleri)
Munz's buckwheat (Eriogonum umbellatum
var. munzii)
Munz's mariposa lily (Calochortus palmeri var. munzii)
Munz's sage (Salvia munzii)
Musk monkeyflower (Mimulus moschatus)
Mustang mint (Monardella
lanceolata)
Mustard,
African (Malcolmia africana)*
Black (Brassica nigra)*
California (Guillenia lasiophylla)
Field (Brassica rapa)*
Hedge (Sisymbrium officinale)*
Mediterranean (Hirschfeldia
incana)*
Mountain tansy (Descurainia incana)
Oriental (Sisymbrium orientale)*
Saharan (Brassica tournefortii)*
Sierra tansy (Descurainia californica)
Slender-petalled (Thelypodium stenopetalum)
Tansy (Descurainia pinnata)
Tower (Arabis glabra
var. glabra)
Tumble (Sisymbrium altissimum)*
Mustard evening primrose (Camissonia
californica)
Naked broom-rape (Orobanche uniflora)
Naked cleome (Cleome sparsifolia)
Naked milkvetch (Astragalus serenoi var.
shockleyi)
Naked-stem bedstraw (Galium angustifolium ssp. nudicaule)
Nama,
Mud (Nama stenocarpum)
Rothrock's (Nama
rothrockii)
Small-leaved (Nama pusillum)
Narrow-leaf ditaxis (Ditaxis lanceolata)
Narrow-leaf filago (Logfia gallica)*
Narrow-leaf miner's lettuce (Claytonia
parviflora ssp. parviflora)
Narrow-leaf monardella (Monardella
linoides ssp. linoides)
Narrow-leaf suncup (Camissonia refracta)
Narrow-leaved bedstraw (Galium angustifolium
ssp. angustifolium)
Narrow-leaved brickellbush (Brickellia
oblongifolia var. linifolia)
Narrow-leaved cryptantha (Cryptantha
angustifolia)
Narrow-leaved milkweed (Asclepias
fascicularis)
Narrow-leaved onion (Allium amplectens)
Narrow-leaved stillingia (Stillingia
linearifolia)
Narrowpod locoweed (Astragalus filipes)
Navajo fleabane (Erigeron concinnus)
Navarretia,
Baja (Navarretia peninsularis)
Brewer's (Navarretia breweri)
Hollyleaf (Navarretia atractyloides)
Hooked (Navarettia
hamata ssp. hamata)
Ojai (Navarretia ojaiensis)
Prostrate (Navarretia
prostrata)
Spreading (Navarretia
fossalis)
Nealley three-awn (Aristida purpurea var.
nealleyi)
Needle grama (Bouteloua aristidoides var.
aristidoides)
Needle spikerush (Eleocharis acicularis var. acicularis)
Needlegrass,
Desert (Achnatherum speciosum)
Foothill (Nassella
lepida)
Mormon (Achnatherum
aridum)
Nodding (Nassella
cernua)
Parish's (Achnatherum parishii)
Purple (Nassella
pulchra)
San Diego County (Achnatherum
diegoense)
Western (Achnatherum occidentale ssp. occidentale)
Nemophila, Meadow (Nemophila pedunculata)
Neststraw,
Everlasting (Stylocline
gnaphaloides)
Woollyhead (Stylocline micropoides)
Nettle,
Black hair (Hesperocnide tenella)
California hedge (Stachys
bullata)
Dwarf (Urtica urens)*
Hoary (Urtica dioica ssp. holosericea)
Rigid hedge (Stachys ajugoides var. rigida)
Nettleleaf goosefoot (Chenopodium
murale)*
Nevada broomsage (Lepidospartum latisquamum)
Nevada buckwheat (Eriogonum umbellatum
var. nevadense)
Nevada cinquefoil (Drymocallis lactea var. lactea)
Nevada cryptantha (Cryptantha nevadensis)
Nevada ephedra (Ephedra nevadensis)
Nevada golden-eye (Heliomeris multiflora var. nevadensis)
Nevada lomatium (Lomatium nevadense)
Nevin's bird's beak (Cordylanthus nevinii)
Nevin's brickellbush (Brickellia
nevinii)
Nevin's barberry (Berberis nevinii)
Nevin's woolly sunflower (Constancea
nevinii)
New Mexico ditaxis (Ditaxis
neomexicana)
New York Mountains cryptantha (Cryptantha
tumulosa)
New Zealand spinach (Tetragonia tetragonioides)*
Newberry's rattleweed (Astragalus
newberryi var. newberryi)
Newberry's velvet mallow (Horsfordia
newberryi)
Nightshade,
Blue-witch (Solanum umbelliferum)
Parish's (Solanum parishii)
Purple (Solanum
xanti)
Purple, fruit (Solanum xanti)
Small-flowered (Solanum americanum)
White (Solanum douglasii)
Ninebark, Pacific (Physocarpus
capitatus)
Nit grass (Gastridium ventricosum)*
Nodding bedstraw (Galium hallii)
Nodding needlegrass (Nassella cernua)
Nolina,
Dehesa (Nolina interrata)
Parry's (Nolina parryi)
Northern blue-stemmed keckiella (Keckiella ternata var. septentrionalis)
Northern Channel Islands phacelia (Phacelia
insularis var. insularis)
Northern desert gilia, see transmontane gilia
Northern island morning glory (Calystegia
macrostegia ssp. macrostegia)
Norwegian cinquefoil (Potentilla norvegica)*
Noseburn (Tragia ramosa)
Notchleaf phacelia,
(Phacelia
crenulata var. ambigua)
(Phacelia crenulata var. crenulata)
Smallflower (Phacelia
crenulata var. minutiflora)
Nuttall's crinklemat (Tiquilia nuttallii)
Nuttall's island bedstraw (Galium
nuttallii ssp. insulare)
Nuttall's poverty weed (Monolepis
nuttalliana) |