Plants of Southern California: Fire-Followers

One of the most spectacular displays of wildflowers in chaparral areas in southern California can occur in the first year after a fire. These displays are so beautiful that someone once wrote that "it is a wonder that botanists are not arsonists"! (I can't find where I read that, so if anyone knows where that is from, please let me know. I'm pretty sure it was a quote at the beginning of a section on fire followers.)

Here are two descriptions of the fire-followers:


The chaparral wildflowers that appear in luxuriant displays after fire are largely restricted to the first spring after fire. Of the more than 200 species of short-lived herbaceous plants that grow after fire, only a handful are found at any other time.

Introduction to California Chaparral, R.D. Quinn and S.C Keeley, p. 70.


Slopes that formerly supported dense and impenetrable stands of chaparral shrubs suddenly erupt in a diverse riot of color as dozens of species of annual plants burst into flower in March and early April. Under these conditions, particularly if there have been good fall and winter rains, as many as 50 to 100 or more annual species may be found flowering on a single slope.

Introduction to the Plant Life of Southern California Coast to Foothills, P.W. Rundel and R. Gustafson, p. 116.


The purpose of this page is to collect a list of fire-followers in southern California, and to categorize them. If you know of other fire followers not on this list, please let me know.

The species are divided into tables of different categories:

Each table has a source code, decoded in a table at the end.

Important caveats:

These caveats by no means invalidate the classification of these species as fire followers, since that is indeed how they behave the vast majority of the time in chaparral habitats.

These tables use the 1993 Jepson Manual First Edition name.


Strict Fire-Followers, Appearing Only Immediately After a Fire for a Few Years
#FamilyScientific Name(*)Common NameSource
1AsteraceaeHulsea californicaSan Diego sunflower4
2CampanulaceaeNemacladus pinnatifiduscomb-leaved nemacladus3
3HydrophyllaceaePhacelia brachylobashort-lobed phacelia1
4HydrophyllaceaePhacelia grandifloragiant-flowered phacelia1
5PapaveraceaeDicentra chrysanthagolden ear drops1
6PapaveraceaePapaver californicumfire poppy1
7PapaveraceaeStylomecon heterophyllawind-poppy1
8PolemoniaceaeGilia achilleifoliaCalifornia gilia3
9PolemoniaceaeGilia clivorumpurple-spot gilia3
10PortulacaceaeCalandrinia breweriBrewer's calandrinia3


Species that are always present, but are much more abundant after a fire
#FamilyScientific Name(*)Common NameSource
52ApiaceaeSanicula bipinnatifidapurple sanicle3
53AsteraceaeAcourtia microcephalapurple head5
54AsteraceaeChaenactis artemisiifoliameally white pincushion3
55AsteraceaeChaenactis glabriusculayellow pincushion5
56AsteraceaeChaenactis glabriuscula var. glabriusculayellow pincushion5
57AsteraceaeEricameria parishii var. parishiiParish's goldenbush7
58AsteraceaeEriophyllum confertiflorumgolden yarrow4
59AsteraceaeEriophyllum confertiflorum var. confertiflorumgolden yarrow4
60AsteraceaeHelianthus gracilentusslender sunflower4
61AsteraceaeLasthenia coronariasouthern goldfields3
62AsteraceaeLayia platyglossacommon tidy-tips10
63AsteraceaeMalacothrix clevelandiiannual malacothrix1
64AsteraceaeRafinesquia californicaCalifornia chicory12
65AsteraceaeSenecio californicusCalifornia groundsel1
66BoraginaceaeAmsinckia menziesii var. intermediacommon fiddleneck10
67BoraginaceaeCryptantha intermediapopcorn flower10
68BoraginaceaeCryptantha microstachysTejon cryptantha1
69BoraginaceaeCryptantha muricataprickly cryptantha1
70BrassicaceaeAthysanus pusillusdwarf athysanus1
71BrassicaceaeCaulanthus heterophyllusslender-pod jewelflower1
72BrassicaceaeCaulanthus heterophyllus var. pseudosimulansslender-pod jewelflower1
73BrassicaceaeCaulanthus simulansPayson's wild cabbage7
74BrassicaceaeGuillenia lasiophyllaCalifornia mustard1
75BrassicaceaeSisymbrium altissimum*tumble-mustard8
76BrassicaceaeSisymbrium irio*London rocket4
77CampanulaceaeGithopsis diffusaSan Gabriel bluecup1
78CampanulaceaeGithopsis diffusa ssp. candidawhite bluecup1
79CampanulaceaeTriodanis bifloraVenus looking-glass12
80CaryophyllaceaePolycarpon depressumCalifornia polycarp1
81CaryophyllaceaeSilene antirrhinasnapdragon campion1
82CistaceaeHelianthemum scopariumrush-rose12
83CrassulaceaeCrassula connatapygmy-weed10
84FabaceaeAstragalus brauntoniiBraunton's milk-vetch3
85FabaceaeAstragalus didymocarpus var. dispermusdwarf white milk-vetch2
86FabaceaeAstragalus gambelianusGambel's dwarf milk-vetch3
87FabaceaeLotus hamatusSan Diego birdsfoot lotus3
88FabaceaeLotus salsuginosus var. salsuginosuscoastal lotus1
89FabaceaeLotus scopariusdeerweed1
90FabaceaeLotus scoparius var. brevialatusshort-winged deerweed1
91FabaceaeLotus scoparius var. scopariusdeerweed1
92FabaceaeLotus strigosusstrigose lotus1
93FabaceaeLotus wrangelianusCalifornia lotus1
94FabaceaeLupinus bicolordwarf lupine9
95FabaceaeLupinus hirsutissimusstinging lupine1
96FabaceaeLupinus sparsiflorusCoulter's lupine11
97FabaceaeLupinus truncatuscollar lupine11
98FabaceaeTrifolium ciliolatumtree clover3
99GentianaceaeCentaurium venustumcanchalagua8
100HydrophyllaceaeEmmenanthe penduliflorawhispering bells1
101HydrophyllaceaeEmmenanthe penduliflora var. penduliflorawhispering bells1
102HydrophyllaceaeEucrypta chrysanthemifolia var. chrysanthemifoliaeucrypta1
103HydrophyllaceaeNemophila menziesiibaby blue eyes8
104HydrophyllaceaePhacelia cicutaria var. hispidacaterpillar phacelia8
105HydrophyllaceaePhacelia davidsoniiDavidson's phacelia8
106HydrophyllaceaePhacelia distanscommon phacelia1
107HydrophyllaceaePhacelia minorwild canterbury bells1
108HydrophyllaceaePhacelia parryiParry's phacelia3
109HydrophyllaceaePhacelia suaveolenssweet-scented phacelia3
110HydrophyllaceaePhacelia suaveolens var. keckiiSantiago Peak phacelia3
111HydrophyllaceaePhacelia viscidasticky phacelia13
112HydrophyllaceaePholistoma auritumfiesta flower8
113HydrophyllaceaeTurricula parryipoodle-dog bush1
114LamiaceaeMonardella lanceolatamustang mint3
115LamiaceaeSalvia columbariaechia4
116LoasaceaeMentzelia dispersascattered blazing star1
117LoasaceaeMentzelia micranthachaparral blazing star3
118MalvaceaeMalacothamnus aboriginumIndian Valley bush mallow7
119MalvaceaeMalacothamnus densiflorusyellow-stem bush mallow1
120MalvaceaeMalacothamnus fasciculatuschaparral bush mallow1
121OnagraceaeCamissonia bistortasouthern suncup10
122OnagraceaeCamissonia californicaCalifornia suncup4
123OnagraceaeCamissonia hirtellafield sun-cup1
124OnagraceaeCamissonia ignotaJurupa Hills sun-cups1
125OnagraceaeCamissonia intermediaintermediate sun-cups1
126OnagraceaeCamissonia strigulosastrigose sun-cup4
127PapaveraceaeDendromecon rigidabush poppy1
128PapaveraceaeDicentra ochroleucawhite eardrops1
129PapaveraceaeEschscholzia caespitosatufted eschscholzia11
130PapaveraceaeEschscholzia californicaCalifornia poppy3
131PapaveraceaePapaver somniferum*opium poppy4
132PapaveraceaePlatystemon californicuscream cups14
133PapaveraceaeRomneya coulterimatilija poppy1
134PapaveraceaeRomneya trichocalyxhairy Matilija poppy4
135PolemoniaceaeAllophyllum divaricatumpurple false-gilia14
136PolemoniaceaeAllophyllum glutinosumsticky false-gilia1
137PolemoniaceaeGilia angelensisangel's gilia4
138PolemoniaceaeGilia australissouthern gilia7
139PolemoniaceaeGilia capitata ssp. abrotanifoliaglobe gilia3
140PolemoniaceaeGilia caruifoliacaraway-leaved gilia1
141PolemoniaceaeGilia diegensiscoastal gilia4
142PolemoniaceaeGilia splendens ssp. grantiiGrant's gilia11
143PolemoniaceaeLinanthus ciliatuswhisker-brush3
144PolemoniaceaeLinanthus dianthiflorusground pink3
145PolemoniaceaePhlox gracilisannual phlox3
146PolygonaceaeChorizanthe fimbriatafringed spineflower85
147PolygonaceaeChorizanthe fimbriata var. fimbriatafringed spineflower85
148PolygonaceaeChorizanthe leptothecaPeninsular spineflower8
149PolygonaceaeEriogonum fasciculatum var. foliolosumCalifornia buckwheat11
150PolygonaceaeOxytheca trilobatathree-lobed oxytheca1
151PolygonaceaePterostegia drymarioidesthreadstem3
152PortulacaceaeCalandrinia ciliatared maids1
153PortulacaceaeCalyptridium monandrumsand cress1
154PortulacaceaeClaytonia perfoliataminer's lettuce11
155PortulacaceaeClaytonia perfoliata ssp. perfoliataminer's lettuce11
156RanunculaceaeDelphinium cardinalescarlet larkspur1
157RhamnaceaeCeanothus palmeriPalmer's ceanothus4
158ScrophulariaceaeAntirrhinum coulterianumCoulter's snapdragon1
159ScrophulariaceaeAntirrhinum kelloggiitwining snapdragon1
160ScrophulariaceaeAntirrhinum multiflorumchaparral snapdragon3
161ScrophulariaceaeAntirrhinum nuttallianumpurple snapdragon5
162ScrophulariaceaeAntirrhinum nuttallianum ssp. nuttallianumpurple snapdragon5
163ScrophulariaceaeLinaria canadensisblue toad-flax1
164ScrophulariaceaeLinaria canadensis var. texanarough-seeded blue toad-flax1
165ScrophulariaceaeMimulus brevipeswide-throated yellow monkeyflower1
166ScrophulariaceaeMimulus clevelandiiCleveland's bush monkeyflower1
167ScrophulariaceaePenstemon spectabilisshowy penstemon1
168ScrophulariaceaePenstemon spectabilis var. spectabilisshowy penstemon1
169ScrophulariaceaeScrophularia californica ssp. floribundaCalifornia bee plant3
170SolanaceaeNicotiana quadrivalvisIndian tobacco3
171SolanaceaePhysalis crassifoliathick-leaved ground cherry3
172ValerianaceaePlectritis ciliosa ssp. insignislong-spurred plectritis6
173PoaceaeBrachypodium distachyon*purple false-brome4
174PoaceaeBromus tectorum*downy brome4


Species that are much more visible after a fire
#FamilyScientific Name(*)Common NameSource
11DennstaedtiaceaePteridium aquilinum var. pubescensbracken3
12PteridaceaePellaea mucronatabird's-foot fern11
13PteridaceaePellaea mucronata var. mucronatabird's-foot fern11
14AsteraceaeAchillea millefoliumyarrow11
15AsteraceaeBrickellia neviniiNevin's brickellia11
16CactaceaeFerocactus viridescensSan Diego barrel cactus4
17CaryophyllaceaeSilene laciniata ssp. majorsouthern Indian pink8
18ConvolvulaceaeCalystegia longipesPiute morning-glory4
19ConvolvulaceaeCalystegia macrostegiasouthern California morning-glory4
20CucurbitaceaeMarah macrocarpus var. macrocarpuswild-cucumber10
21HydrophyllaceaeEriodictyon crassifolium var. crassifoliumthick-leaved yerba santa12
22LamiaceaeScutellaria tuberosacommon skullcap12
23PaeoniaceaePaeonia californicaCalifornia peony11
24PrimulaceaeDodecatheon clevelandii ssp. clevelandiishooting star10
25SaxifragaceaeLithophragma affinewoodland star3
26ScrophulariaceaePedicularis densifloraIndian warrior3
27LiliaceaeAllium praecoxearly onion10
28LiliaceaeCalochortus albuswhite fairy lantern3
29LiliaceaeCalochortus catalinaeCatalina mariposa lily3
30LiliaceaeCalochortus concolorgolden-bowl mariposa7
31LiliaceaeCalochortus splendenssplendid mariposa lily7
32LiliaceaeCalochortus weedii var. intermediusintermediate mariposa lily3
33LiliaceaeCalochortus weedii var. weediiyellow mariposa lily3
34LiliaceaeChlorogalum pomeridianum var. pomeridianumsoap plant1
35LiliaceaeDichelostemma capitatum ssp. capitatumblue dicks3
36LiliaceaeYucca whippleichaparral yucca11


Species that almost entirely blooms Only Immediately After a Fire
#FamilyScientific Name(*)Common NameSource
48LiliaceaeZigadenus fremontiiwhite star-lily91


Species not categorized yet
#FamilyScientific Name(*)Common NameSource
37ApiaceaeApiastrum angustifoliumwild celery3
38AsteraceaeAgoseris heterophyllaannual agoseris3
39AsteraceaeGnaphalium stramineumcotton-batting plant3
40BoraginaceaeCryptantha micromeresminute-flowered cryptantha9
41BrassicaceaeThysanocarpus laciniatuslace-pod3
42LoasaceaeMentzelia lindleyiLindley's blazing star1
43PolemoniaceaeLinanthus orcuttiiOrcutt's linanthus8
44ScrophulariaceaeCollinsia parryiParry's collinsia3
45ScrophulariaceaeMimulus floribundusfloriferous monkeyflower12
46LiliaceaeLilium humboldtii ssp. ocellatumocellated Humboldt lily11
47PoaceaeBriza minor*little quaking grass3


Code in Above TablesSource
1Western Riverside County Flora
2Western Riverside County Flora addendum
3Orange County Flora
4Lightner, San Diego County Native Plants
5My observations after the Fallbrook 2002 Fire
6My observations after the Santa Rosa Plateau 2011 Fire
7My observations from other places
8Ken Bowles
9Rick Halsey
10Wayne Armstrong
11Jane Strong, SnGb observations


I thank Ted Caragozian and Lee Gordon for their insight about some fire followers behaving differently in some areas.


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Copyright © 2011-2018 by Tom Chester
Permission is freely granted to reproduce any or all of this page as long as credit is given to me at this source:
http://tchester.org/plants/analysis/fire/followers.html
Comments and feedback: Tom Chester
Last update: 11 August 2018