| Bergerocactus emoryi "golden cereus" San Diego south. |
| Carnegia gigantea "saguaro" Eastern Sonoran Desert. |
| Echinocactus polycephalus "clustered barrel cactus" San Bernardino County south. |
| Echinocereus engelmannii "hedgehog cactus" San Bernardino County south. |
| Echinocereus triglochidiatus "hedgehog cactus" San Bernardino County south. |
| Escobaria vivipera "beehive or foxtail cactus" Mojave Desert south. |
| Ferocactus cylindraceus "California barrel cactus" Eastern Mojave Desert south. |
| Ferocactus viridescens "coast barrel cactus" San Diego south. |
| Mammillaria dioica "fish-hook cactus" Coastal Southern California south. |
| Mammillaria milleri "fish-hook cactus" San Bernardino County south. |
| Mammillaria tetrancistra "fish-hook cactus" Mojave Desert south. |
| OPUNTIA "chollas, beaver-tails, etc" Widespread. |
 Opuntia bigelovii |
| O. acanthocarpa var. coloradensis "buckhorn cholla" |
| O. basilaris var. basilaris "beavertail" |
| O. basilaris var. brachyclada "short-joint beavertail" |
| O. basilaris var. treleasei "Bakersfield cactus" |
| O. bigelovii "teddy-bear cholla" |
| O. chlorotica "pancake prickly-pear" |
| O. echinocarpa "silver or golden cholla" |
O. engelmannii var. engelmannii "Engelmann prickly-pear" |
| O. erinacea var. erinacea "Mojave prickly-pear" |
| O. erinacea var. utahensis |
| O. ficus-indica introduced species |
| O. xfosbergii "pink teddy-beasr cholla" |
| O. fragilis "brittle prickly-pear" |
| O. littoralis |
| O. xmunzii "Munz's cholla" |
| O. xoccidentalis |
| O. oricola |
| O. parishii "mat cholla" |
| O. parryi "cane cholla" |
| O. phaecantha |
| O. prolifera |
| O. pulchella "sand cholla" |
| O. ramosissima "pencil cholla" |
| O. xvaseyi |
| O. wolfii "Wolf's cholla" |
| Sclerocactus johnsonii "pineapple cactus" Mojave Desert east and south. |
| Sclerocactus polyancistrus "Mojave fish-hook cactus" Mojave Desert east. |
(Stem succulents adapted to "physiological drought" conditions because they grow in areas with high
salt content such as salt marshes and alkali flats) |
| Allenrolfea occidentalis "iodine bush" Interior saline flats. |
| Atriplex phyllostegia "arrowscale" Interior saline flats and meadows. |
| SALICORNIA "pickleweed" Stem-succulents, saline marshes and alkaline flats. |
| S. bigelovii |
| S. europaea |
| S. subterminalis |
| S. utahensis |
| S. virginica |
| Sarcobatus vermiculatus "greasewood" Interior saline flats and washes. |
| SUAEDA "seepweed" Stem-succulents, saline marshes and alkaline flats. |
| S. calceoliformis "horned sea-blite" |
| S. californica "California sea-blite" |
| S. esteroa "estuary sea-blite" |
| S. moquinii "bush seepweed" |
| S. taxifolia "woolly sea-blite" |
| (Aeonium and Cotyledon introduced from the Canary Islands and South Africa, respectively) |
| Crassula aquatica "aquatic stonecrop" Salt marshes, vernal pools. |
| Crassula connata "pygmy weed" Open flats throughout California. |
| Crassula solieri "vernal pool crassula" Vernal pools. |
| DUDLEYA "live forever or dudleya" Widespread, Many Uncommon and Rare |
| D. abramsii var. abramsii |
| D. abramsii var. affinis "San Bernardino Mountains duddleya" |
| D. abramsii var. bettinae "Betty's Liveforever" |
| D. abramsii var. muirina "mouse-leaved duddleya" |
| D. abramsii var. parva "Conejo duddleya" |
| D. attenuata var. orcuttii "Orcutt's duddleya" |
| D. blochmaniae ssp. blochmaniae "Blochman's duddleya" |
| D. blochmaniae ssp. brevifolia "short-leaved duddleya" |
| D. blochmaniae ssp. insularis "Santa Rosa island duddleya" |
| D. caespitosa |
| D. calcicola "limestone duddleya" |
| D. candelabrum "candleholder duddleya" |
| D. cymosa ssp. costafolia "Pierpoint Springs duddleya" |
| D. cymosa ssp. crebrifolia "San Gabriel river duddleya" |
| D. cymosa ssp. cymosa |
| D. cymosa ssp. marcescens "marcescent duddleya" |
| D. cymosa ssp. ovatifolia " Santa Monica mountains duddleya" |
| D. cymosa ssp. paniculata |
| D. cymosa ssp. pumila |
| D. densiflora "San Gabriel mountains duddleya" |
| D. edulis |
| D. farinosa |
| D. greenei "Greene's duddleya" |
| D. hassei |
| D. lanceolata |
| D. multicaulis "many-stemmed duddleya" |
| D. nesiotica "Santa Cruz island duddleya" |
| D. palmeri |
| D. pulverulenta ssp. arizonica |
| D. pulverulenta ssp. pulverulenta |
| D. saxosa ssp. aloides |
| D. saxosa ssp. saxosa "Panamint duddleya" |
| D. setchellii "Santa Clara Valley duddleya" |
| D. stolonifera "Laguna Beach duddleya" |
| D. traskiae "Santa Barbara island duddleya" |
| D. variegata "variegated duddleya" |
| D. verityi "Verity's duddleya" |
| D. virens "green liveforever" |
| D. viscida "sticky-leaved liveforever" |
| Parvisedum congdonii "annual stonecrop" Open rocky sites in the Sierra. |
| Parvisedum leiocarpum "annual stonecrop" Vernal pools, Lake County. |
| Parvisedum pentandrum "annual stonecrop" Serpentine or sandstone, northern California. |
| Parvisedum pumilum "stonecrop" Vernal pools and rock outcrops, northern California. |
| SEDUM "stonecrop" |
| S. albomarginatum "Feather River stonecrop" |
| S. divergens "Cascade stonecrop" |
| S. eastwoodiae "Red Mountain stonecrop" |
| S. lanceolatum |
| S. laxum ssp. flavidum "pale yellow stonecrop" |
| S. laxum ssp. heckneri "Heckner's stonecrop" |
| S. laxum ssp. laxum |
| S. niveum "Davidson's stonecrop" |
| S. oblanceolatum "Applegate stonecrop" |
| S. obtusatum ssp. boreale |
| S. obtusatum ssp. obtusatum |
| S. obtusatum ssp. retusum |
| S. oreganum |
| S. oregonense |
| S. paradisum "Canyon Creek stonecrop" |
| S. radiatum |
| S. roseum ssp. integrifolium |
| S. spathulifolium |
| S. stenopetalum |
(These are sometimes referred to as "pseudosucculents", parasitic plants with succulent stems or leaves.) |
| Boschniakia hookeri " small ground-cone" Mountains north of San Francisco. |
| Boschniakia strobilacea "California ground-cone" Throughout California. |
| OROBANCHE "broom rape" Throughout California. |
| O. bulbosa |
| O. californica ssp. californica |
| O. californica ssp. feudgei |
| O. californica ssp. grandis |
| O. californica ssp. grayana |
| O. californica ssp. jepsonii |
| O. cooperi |
| O. corymbosa |
| O. fasciculata "clustered broom-rape" |
| O. parishii ssp. brachyloba "short-lobed broom-rape" |
| O. parishii ssp. parishii |
| O. pinorum |
| O. ramosa introduced species |
| O. uniflora "naked broom-rape" |
| O. valida ssp. howellii "Howell's broom-rape" |
| O. valida ssp. valida "Rock Creek broom-rape" |
| O. vallicola |
| (mostly small caudiciforms) |
| Calyptridium monospermum "pussypaws" Montane conifer forests. |
| Calyptridium umbellatum "pussypaws" Montane conifer forests to alpine. |
| Claytonia lanceolata "western spring beauty" Woodland meadows. |
| Claytonia megarhiza "fell-fields claytonia" Sierran alpine. |
| Claytonia umbellata "claytonia" Rocky montane slopes. |
| Lewisia brachycalyx "lewisia" Montane meadows. |
| Lewisia cotyledon "cliff maids" Subalpine forests" |
| Lewisia glandulosa "lewisia" Montane to alpine meadows. |
| Lewisia leana "quill-leaved lewisia" Pine forests. |
| Lewisia nevadensis "lewisia" Montane conifer forests to alpine. |
| Lewisia pygmaea "small lewisia" Rocky slopes and meadows. |
| Lewisia rediviva "bitter root" Central California north. |