| Castilleja arvensis Schltdl. & Cham. | | a | | Castilleja arvensisSchltdl. & Cham. | |
| Castilleja canescens Benth. | Castilleja tenuiflora Benth. | | | Castilleja canescensBenth. | Castilleja tenuifloraBenth. |
| Castilleja communis Benth. | Castilleja arvensis Schltdl. & Cham. | | | Castilleja communisBenth. | Castilleja arvensisSchltdl. & Cham. |
| Castilleja fissifolia L. f. | | a | | Castilleja fissifoliaL. f. | |
| Castilleja fissifolia L. f. var. pumila (Benth.) Wedd. | Castilleja pumila (Benth.) Wedd. ex Herrera | | i | Castilleja fissifoliaL. f. var.pumila (Benth.) Wedd. | Castilleja pumila(Benth.) Wedd. ex Herrera |
| Castilleja indivisa Engelm. | | a | | Castilleja indivisaEngelm. | |
| Castilleja nubigena Kunth var. pumila Benth. | Castilleja pumila (Benth.) Wedd. ex Herrera | | i | Castilleja nubigenaKunth var.pumila Benth. | Castilleja pumila(Benth.) Wedd. ex Herrera |
| Castilleja elongata Pennell | | a | | Castilleja elongataPennell | |
| Castilleja chromosa A. Nelson | | a | | Castilleja chromosaA. Nelson | |
| Castilleja integra A. Gray | | a | | Castilleja integraA. Gray | |
| Castilleja linariifolia Benth. | | a | | Castilleja linariifoliaBenth. | |
| Castilleja rhexiifolia Rydb. | | a | | Castilleja rhexiifoliaRydb. | |
| Castilleja spp. | | a | | Castilleja spp. | |
| Castilleja christii N. H. Holmgren | | a | | Castilleja christiiN. H. Holmgren | |
| Castilleja grisea Dunkle | | a | | Castilleja griseaDunkle | |
| Castilleja kaibabensis N. H. Holmgren | | a | | Castilleja kaibabensisN. H. Holmgren | |
| Castilleja levisecta Greenm. | | a | | Castilleja levisectaGreenm. | |
| Castilleja affinis Hook. & Arn. subsp. neglecta (Zeile) T. I. Chuang & Heckard | | a | i | Castilleja affinisHook. & Arn. subsp. neglecta (Zeile) T. I. Chuang & Heckard | |
| Castilleja neglecta Zeile | Castilleja affinis Hook. & Arn. subsp. neglecta (Zeile) T. I. Chuang & Heckard | | | Castilleja neglectaZeile | Castilleja affinisHook. & Arn. subsp. neglecta (Zeile) T. I. Chuang & Heckard |
| Castilleja campestris (Benth.) T. I. Chuang & Heckard subsp. succulenta (Hoover) T. I. Chuang & Heckard | Castilleja campestris (Benth.) T. I. Chuang & Heckard var. succulenta (Hoover) J. M. Egger | | i | Castilleja campestris(Benth.) T. I. Chuang & Heckard subsp. succulenta (Hoover) T. I. Chuang & Heckard | Castilleja campestris(Benth.) T. I. Chuang & Heckard var.succulenta (Hoover) J. M. Egger |
| Castilleja cinerea A. Gray | | a | | Castilleja cinereaA. Gray | |
| Castilleja mollis Pennell | | a | | Castilleja mollisPennell | |
| Castilleja tenuiflora Benth. | | a | | Castilleja tenuifloraBenth. | |
| Castilleja gleasoni Elmer | | a | | Castilleja gleasoniElmer | |
| Castilleja minor (A. Gray) A. Gray var. minor | | a | i | Castilleja minor(A. Gray) A. Gray var.minor | |
| Castilleja applegatei Fernald var. pinetorum (Fernald) N. H. Holmgren | Castilleja applegatei Fernald subsp. pinetorum (Fernald) T. I. Chuang & Heckard | | i | Castilleja applegateiFernald var.pinetorum (Fernald) N. H. Holmgren | Castilleja applegateiFernald subsp. pinetorum (Fernald) T. I. Chuang & Heckard |
| Castilleja angustifolia (Nutt.) G. Don | | a | | Castilleja angustifolia(Nutt.) G. Don | |
| Castilleja attenuata (A. Gray) T. I. Chuang & Heckard | | a | | Castilleja attenuata(A. Gray) T. I. Chuang & Heckard | |
| Castilleja flava S. Watson | | a | | Castilleja flavaS. Watson | |
| Castilleja oresbia Greenm. | | a | | Castilleja oresbiaGreenm. | |
| Castilleja pruinosa Fernald | | a | | Castilleja pruinosaFernald | |
| Castilleja thompsonii Pennell | | a | | Castilleja thompsoniiPennell | |
| Castilleja unalaschcensis (Cham. & Schltdl.) Malte | | a | | Castilleja unalaschcensis(Cham. & Schltdl.) Malte | |
| Castilleja coccinea (L.) Spreng. | | a | | Castilleja coccinea(L.) Spreng. | |
| Castilleja applegatei Fernald | | a | | Castilleja applegateiFernald | |
| Castilleja pinetorum Fernald | Castilleja applegatei Fernald subsp. pinetorum (Fernald) T. I. Chuang & Heckard | | | Castilleja pinetorumFernald | Castilleja applegateiFernald subsp. pinetorum (Fernald) T. I. Chuang & Heckard |
| Castilleja minor (A. Gray) A. Gray | | a | | Castilleja minor(A. Gray) A. Gray | |
| Castilleja minor (A. Gray) A. Gray subsp. spiralis (Jeps.) T. I. Chuang & Heckard | Castilleja minor (A. Gray) A. Gray var. spiralis (Jeps.) J. M. Egger | | i | Castilleja minor(A. Gray) A. Gray subsp. spiralis (Jeps.) T. I. Chuang & Heckard | Castilleja minor(A. Gray) A. Gray var.spiralis (Jeps.) J. M. Egger |
| Castilleja spiralis Jeps. | Castilleja minor (A. Gray) A. Gray var. spiralis (Jeps.) J. M. Egger | | | Castilleja spiralisJeps. | Castilleja minor(A. Gray) A. Gray var.spiralis (Jeps.) J. M. Egger |
| Castilleja pallida (L.) Spreng. var. unalaschcensis Cham. & Schltdl. | Castilleja unalaschcensis (Cham. & Schltdl.) Malte | | i | Castilleja pallida(L.) Spreng. var.unalaschcensis Cham. & Schltdl. | Castilleja unalaschcensis(Cham. & Schltdl.) Malte |
| Castilleja pilosa (S. Watson) Rydb. | | a | | Castilleja pilosa(S. Watson) Rydb. | |
| Castilleja sessiliflora Pursh | | a | | Castilleja sessilifloraPursh | |
| Castilleja affinis Hook. & Arn. | | a | | Castilleja affinisHook. & Arn. | |
| Castilleja exserta (A. Heller) T. I. Chuang & Heckard subsp. latifolia (S. Watson) T. I. Chuang & Heckard | Castilleja exserta (A. Heller) T. I. Chuang & Heckard var. latifolia (S. Watson) J. M. Egger | | i | Castilleja exserta(A. Heller) T. I. Chuang & Heckard subsp. latifolia (S. Watson) T. I. Chuang & Heckard | Castilleja exserta(A. Heller) T. I. Chuang & Heckard var.latifolia (S. Watson) J. M. Egger |
| Castilleja foliolosa Hook. & Arn. | | a | | Castilleja foliolosaHook. & Arn. | |
| Castilleja haydenii (A. Gray) Cockerell | | a | | Castilleja haydenii(A. Gray) Cockerell | |
| Castilleja latifolia Hook. & Arn. | | a | | Castilleja latifoliaHook. & Arn. | |
| Castilleja miniata Douglas ex Hook. | | a | | Castilleja miniataDouglas ex Hook. | |
| Castilleja sulphurea Rydb. | Castilleja rhexiifolia Rydb. var. sulphurea (Rydb.) N. D. Atwood | | | Castilleja sulphureaRydb. | Castilleja rhexiifoliaRydb. var.sulphurea (Rydb.) N. D. Atwood |
| Castilleja purpurea (Nutt.) G. Don | | a | | Castilleja purpurea(Nutt.) G. Don | |
| Castilleja affinis Hook. & Arn. subsp. affinis | | a | i | Castilleja affinisHook. & Arn. subsp. affinis | |
| Castilleja affinis Hook. & Arn. subsp. litoralis (Pennell) T. I. Chuang & Heckard | | a | i | Castilleja affinisHook. & Arn. subsp. litoralis (Pennell) T. I. Chuang & Heckard | |
| Castilleja litoralis Pennell | Castilleja affinis Hook. & Arn. subsp. litoralis (Pennell) T. I. Chuang & Heckard | | | Castilleja litoralisPennell | Castilleja affinisHook. & Arn. subsp. litoralis (Pennell) T. I. Chuang & Heckard |
| Castilleja exserta (A. Heller) T. I. Chuang & Heckard subsp. venusta (A. Heller) T. I. Chuang & Heckard | Castilleja exserta (A. Heller) T. I. Chuang & Heckard var. venusta (A. Heller) J. M. Egger | | i | Castilleja exserta(A. Heller) T. I. Chuang & Heckard subsp. venusta (A. Heller) T. I. Chuang & Heckard | Castilleja exserta(A. Heller) T. I. Chuang & Heckard var.venusta (A. Heller) J. M. Egger |
| Castilleja exserta (A. Heller) T. I. Chuang & Heckard var. exserta | | a | i | Castilleja exserta(A. Heller) T. I. Chuang & Heckard var.exserta | |
| Castilleja exserta (A. Heller) T. I. Chuang & Heckard | | a | | Castilleja exserta(A. Heller) T. I. Chuang & Heckard | |
| Castilleja schizotricha Greenm. | | a | | Castilleja schizotrichaGreenm. | |
| Castilleja ambigua Hook. & Arn. | | a | | Castilleja ambiguaHook. & Arn. | |
| Castilleja ambigua Hook. & Arn. var. ambigua | | a | i | Castilleja ambiguaHook. & Arn. var.ambigua | |
| Castilleja ambigua Hook. & Arn. subsp. humboldtiensis (D. D. Keck) T. I. Chuang & Heckard | Castilleja ambigua Hook. & Arn. var. humboldtiensis (D. D. Keck) J. M. Egger | | i | Castilleja ambiguaHook. & Arn. subsp. humboldtiensis (D. D. Keck) T. I. Chuang & Heckard | Castilleja ambiguaHook. & Arn. var.humboldtiensis (D. D. Keck) J. M. Egger |
| Castilleja ambigua Hook. & Arn. subsp. insalutata (Jeps.) T. I. Chuang & Heckard | Castilleja ambigua Hook. & Arn. var. insalutata (Jeps.) J. M. Egger | | i | Castilleja ambiguaHook. & Arn. subsp. insalutata (Jeps.) T. I. Chuang & Heckard | Castilleja ambiguaHook. & Arn. var.insalutata (Jeps.) J. M. Egger |
| Castilleja pallida (L.) Spreng. var. haydenii A. Gray | Castilleja haydenii (A. Gray) Cockerell | | i | Castilleja pallida(L.) Spreng. var.haydenii A. Gray | Castilleja haydenii(A. Gray) Cockerell |
| Castilleja pumila (Benth.) Wedd. ex Herrera | | a | | Castilleja pumila(Benth.) Wedd. ex Herrera | |
| Castilleja rhexiifolia Rydb. var. rhexiifolia | | a | i | Castilleja rhexiifoliaRydb. var.rhexiifolia | |
| Castilleja rhexiifolia Rydb. var. sulphurea (Rydb.) N. D. Atwood | | a | i | Castilleja rhexiifoliaRydb. var.sulphurea (Rydb.) N. D. Atwood | |
| Castilleja tenuis (A. Heller) T. I. Chuang & Heckard | | a | | Castilleja tenuis(A. Heller) T. I. Chuang & Heckard | |
| Castilleja hispida Benth. | | a | | Castilleja hispidaBenth. | |
| Castilleja lineata Greene | | a | | Castilleja lineataGreene | |
| Castilleja parviflora Bong. | | a | | Castilleja parvifloraBong. | |
| Castilleja minor (A. Gray) A. Gray var. stenantha (A. Gray) J. M. Egger | | a | i | Castilleja minor(A. Gray) A. Gray var.stenantha (A. Gray) J. M. Egger | |
| Castilleja stenantha A. Gray | Castilleja minor (A. Gray) A. Gray var. stenantha (A. Gray) J. M. Egger | | | Castilleja stenanthaA. Gray | Castilleja minor(A. Gray) A. Gray var.stenantha (A. Gray) J. M. Egger |
| Castilleja cusickii Greenm. | | a | | Castilleja cusickiiGreenm. | |
| Castilleja minor (A. Gray) A. Gray var. exilis (A. Nelson) J. M. Egger | | a | i | Castilleja minor(A. Gray) A. Gray var.exilis (A. Nelson) J. M. Egger | |
| Castilleja minor (A. Gray) A. Gray var. spiralis (Jeps.) J. M. Egger | | a | i | Castilleja minor(A. Gray) A. Gray var.spiralis (Jeps.) J. M. Egger | |
| Castilleja exilis A. Nelson | Castilleja minor (A. Gray) A. Gray var. exilis (A. Nelson) J. M. Egger | | | Castilleja exilisA. Nelson | Castilleja minor(A. Gray) A. Gray var.exilis (A. Nelson) J. M. Egger |
| Castilleja ambigua Hook. & Arn. var. humboldtiensis (D. D. Keck) J. M. Egger | | a | i | Castilleja ambiguaHook. & Arn. var.humboldtiensis (D. D. Keck) J. M. Egger | |
| Castilleja ambigua Hook. & Arn. var. insalutata (Jeps.) J. M. Egger | | a | i | Castilleja ambiguaHook. & Arn. var.insalutata (Jeps.) J. M. Egger | |
| Castilleja campestris (Benth.) T. I. Chuang & Heckard var. succulenta (Hoover) J. M. Egger | | a | i | Castilleja campestris(Benth.) T. I. Chuang & Heckard var.succulenta (Hoover) J. M. Egger | |
| Castilleja campestris (Benth.) T. I. Chuang & Heckard | | a | | Castilleja campestris(Benth.) T. I. Chuang & Heckard | |
| Castilleja campestris (Benth.) T. I. Chuang & Heckard var. campestris | | a | i | Castilleja campestris(Benth.) T. I. Chuang & Heckard var.campestris | |
| Castilleja exserta (A. Heller) T. I. Chuang & Heckard var. venusta (A. Heller) J. M. Egger | | a | i | Castilleja exserta(A. Heller) T. I. Chuang & Heckard var.venusta (A. Heller) J. M. Egger | |
| Castilleja exserta (A. Heller) T. I. Chuang & Heckard var. latifolia (S. Watson) J. M. Egger | | a | i | Castilleja exserta(A. Heller) T. I. Chuang & Heckard var.latifolia (S. Watson) J. M. Egger | |
| Castilleja salsuginosa N. H. Holmgren | | a | | Castilleja salsuginosaN. H. Holmgren | |
| Castilleja lanata A. Gray | | a | | Castilleja lanataA. Gray | |
| Castilleja angustifolia (Nutt.) G. Don var. angustifolia | | a | i | Castilleja angustifolia(Nutt.) G. Don var.angustifolia | |
| Castilleja angustifolia (Nutt.) G. Don var. flavescens (Pennell ex Edwin) N. H. Holmgren | | a | i | Castilleja angustifolia(Nutt.) G. Don var.flavescens (Pennell ex Edwin) N. H. Holmgren | |
| Castilleja flavescens Pennell ex Edwin | Castilleja angustifolia (Nutt.) G. Don var. flavescens (Pennell ex Edwin) N. H. Holmgren | | | Castilleja flavescensPennell ex Edwin | Castilleja angustifolia(Nutt.) G. Don var.flavescens (Pennell ex Edwin) N. H. Holmgren |
| Castilleja angustifolia (Nutt.) G. Don var. dubia A. Nelson | Castilleja chromosa A. Nelson | | i | Castilleja angustifolia(Nutt.) G. Don var.dubia A. Nelson | Castilleja chromosaA. Nelson |
| Castilleja pilosa (S. Watson) Rydb. var. pilosa | | a | i | Castilleja pilosa(S. Watson) Rydb. var.pilosa | |
| Castilleja pilosa (S. Watson) Rydb. var. longispica (A. Nelson) N. H. Holmgren | | a | i | Castilleja pilosa(S. Watson) Rydb. var.longispica (A. Nelson) N. H. Holmgren | |
| Castilleja longispica A. Nelson | Castilleja pilosa (S. Watson) Rydb. var. longispica (A. Nelson) N. H. Holmgren | | | Castilleja longispicaA. Nelson | Castilleja pilosa(S. Watson) Rydb. var.longispica (A. Nelson) N. H. Holmgren |
| Castilleja pilosa (S. Watson) Rydb. var. steenensis (Pennell) N. H. Holmgren | | a | i | Castilleja pilosa(S. Watson) Rydb. var.steenensis (Pennell) N. H. Holmgren | |
| Castilleja steenensis Pennell | Castilleja pilosa (S. Watson) Rydb. var. steenensis (Pennell) N. H. Holmgren | | | Castilleja steenensisPennell | Castilleja pilosa(S. Watson) Rydb. var.steenensis (Pennell) N. H. Holmgren |
| Castilleja pallescens (A. Gray) Greenm. | | a | | Castilleja pallescens(A. Gray) Greenm. | |
| Castilleja caudata (Pennell) Rebrist. | | a | | Castilleja caudata(Pennell) Rebrist. | |
| Castilleja arachnoidea Greenm. | | a | | Castilleja arachnoideaGreenm. | |
| Castilleja densiflora (Benth.) T. I. Chuang & Heckard | | a | | Castilleja densiflora(Benth.) T. I. Chuang & Heckard | |
| Castilleja densiflora (Benth.) T. I. Chuang & Heckard subsp. densiflora | | a | i | Castilleja densiflora(Benth.) T. I. Chuang & Heckard subsp. densiflora | |
| Castilleja densiflora (Benth.) T. I. Chuang & Heckard subsp. gracilis (Benth.) T. I. Chuang & Heckard | | a | i | Castilleja densiflora(Benth.) T. I. Chuang & Heckard subsp. gracilis (Benth.) T. I. Chuang & Heckard | |
| Castilleja densiflora (Benth.) T. I. Chuang & Heckard subsp. obispoensis (D. D. Keck) T. I. Chuang & Heckard | | a | i | Castilleja densiflora(Benth.) T. I. Chuang & Heckard subsp. obispoensis (D. D. Keck) T. I. Chuang & Heckard | |
| Castilleja miniata Douglas ex Hook. subsp. miniata | | a | i | Castilleja miniataDouglas ex Hook. subsp. miniata | |
| Castilleja miniata Douglas ex Hook. subsp. elata (Piper) Munz | | a | i | Castilleja miniataDouglas ex Hook. subsp. elata (Piper) Munz | |
| Castilleja elata Piper | Castilleja miniata Douglas ex Hook. subsp. elata (Piper) Munz | | | Castilleja elataPiper | Castilleja miniataDouglas ex Hook. subsp. elata (Piper) Munz |
| Castilleja viscidula A. Gray | | a | | Castilleja viscidulaA. Gray | |
| Castilleja peckiana Pennell | | a | | Castilleja peckianaPennell | |
| Castilleja applegatei Fernald var. applegatei | Castilleja applegatei Fernald subsp. applegatei | | i | Castilleja applegateiFernald var.applegatei | Castilleja applegateiFernald subsp. applegatei |
| Castilleja disticha Eastw. | Castilleja applegatei Fernald subsp. disticha (Eastw.) T. I. Chuang & Heckard | | | Castilleja distichaEastw. | Castilleja applegateiFernald subsp. disticha (Eastw.) T. I. Chuang & Heckard |
| Castilleja martini Abrams | Castilleja applegatei Fernald subsp. martini (Abrams) T. I. Chuang & Heckard | | | Castilleja martiniAbrams | Castilleja applegateiFernald subsp. martini (Abrams) T. I. Chuang & Heckard |
| Castilleja breweri Fernald var. pallida Eastw. | Castilleja applegatei Fernald subsp. pallida (Eastw.) T. I. Chuang & Heckard | | i | Castilleja breweriFernald var.pallida Eastw. | Castilleja applegateiFernald subsp. pallida (Eastw.) T. I. Chuang & Heckard |
| Castilleja breweri Fernald var. breweri | Castilleja applegatei Fernald subsp. pallida (Eastw.) T. I. Chuang & Heckard | | i | Castilleja breweriFernald var.breweri | Castilleja applegateiFernald subsp. pallida (Eastw.) T. I. Chuang & Heckard |
| Castilleja breweri Fernald | Castilleja applegatei Fernald subsp. pallida (Eastw.) T. I. Chuang & Heckard | | | Castilleja breweriFernald | Castilleja applegateiFernald subsp. pallida (Eastw.) T. I. Chuang & Heckard |
| Castilleja applegatei Fernald subsp. applegatei | | a | i | Castilleja applegateiFernald subsp. applegatei | |
| Castilleja applegatei Fernald subsp. disticha (Eastw.) T. I. Chuang & Heckard | | a | i | Castilleja applegateiFernald subsp. disticha (Eastw.) T. I. Chuang & Heckard | |
| Castilleja applegatei Fernald subsp. martini (Abrams) T. I. Chuang & Heckard | | a | i | Castilleja applegateiFernald subsp. martini (Abrams) T. I. Chuang & Heckard | |
| Castilleja applegatei Fernald subsp. pallida (Eastw.) T. I. Chuang & Heckard | | a | i | Castilleja applegateiFernald subsp. pallida (Eastw.) T. I. Chuang & Heckard | |
| Castilleja applegatei Fernald subsp. pinetorum (Fernald) T. I. Chuang & Heckard | | a | i | Castilleja applegateiFernald subsp. pinetorum (Fernald) T. I. Chuang & Heckard | |
| Castilleja brevistyla (Hoover) T. I. Chuang & Heckard | | a | | Castilleja brevistyla(Hoover) T. I. Chuang & Heckard | |
| Castilleja yukonis Pennell | | a | | Castilleja yukonisPennell | |
| Castilleja pallida (L.) Spreng. var. yukonis (Pennell) J. M. Egger | Castilleja yukonis Pennell | | i | Castilleja pallida(L.) Spreng. var.yukonis (Pennell) J. M. Egger | Castilleja yukonisPennell |
| Castilleja pallida (L.) Spreng. | | a | | Castilleja pallida(L.) Spreng. | |
| Castilleja pallida (L.) Spreng. var. pallida | Castilleja pallida (L.) Spreng. | | i | Castilleja pallida(L.) Spreng. var.pallida | Castilleja pallida(L.) Spreng. |
| Castilleja ambigua Hook. & Arn. subsp. ambigua | Castilleja ambigua Hook. & Arn. var. ambigua | | i | Castilleja ambiguaHook. & Arn. subsp. ambigua | Castilleja ambiguaHook. & Arn. var.ambigua |
| Castilleja campestris (Benth.) T. I. Chuang & Heckard subsp. campestris | Castilleja campestris (Benth.) T. I. Chuang & Heckard var. campestris | | i | Castilleja campestris(Benth.) T. I. Chuang & Heckard subsp. campestris | Castilleja campestris(Benth.) T. I. Chuang & Heckard var.campestris |
| Castilleja exserta (A. Heller) T. I. Chuang & Heckard subsp. exserta | Castilleja exserta (A. Heller) T. I. Chuang & Heckard var. exserta | | i | Castilleja exserta(A. Heller) T. I. Chuang & Heckard subsp. exserta | Castilleja exserta(A. Heller) T. I. Chuang & Heckard var.exserta |
| Castilleja fissifolia L. f. var. fissifolia | Castilleja fissifolia L. f. | | i | Castilleja fissifoliaL. f. var.fissifolia | Castilleja fissifoliaL. f. |
| Castilleja minor (A. Gray) A. Gray subsp. minor | Castilleja minor (A. Gray) A. Gray var. minor | | i | Castilleja minor(A. Gray) A. Gray subsp. minor | Castilleja minor(A. Gray) A. Gray var.minor |
| Castilleja pallida (L.) Spreng. subsp. caudata Pennell | Castilleja caudata (Pennell) Rebrist. | | i | Castilleja pallida(L.) Spreng. subsp. caudata Pennell | Castilleja caudata(Pennell) Rebrist. |
| Castilleja pallida (L.) Spreng. subsp. pallida | Castilleja pallida (L.) Spreng. | | i | Castilleja pallida(L.) Spreng. subsp. pallida | Castilleja pallida(L.) Spreng. |
| Castilleja affinis Hook. & Arn. var. minor A. Gray | Castilleja minor (A. Gray) A. Gray var. minor | | i | Castilleja affinisHook. & Arn. var.minor A. Gray | Castilleja minor(A. Gray) A. Gray var.minor |
| Castilleja affinis Hook. & Arn. var. affinis | Castilleja affinis Hook. & Arn. subsp. affinis | | i | Castilleja affinisHook. & Arn. var.affinis | Castilleja affinisHook. & Arn. subsp. affinis |