The Plant List — A working list for all plant species

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362 plant name records match your search criteria Ceanothus. The results are below.

The names found have these generic epithets:

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See "Status", "Confidence level", "Source" for definitions.

Name Status Confi­dence level Source Date supplied
Ceanothus africanus L. Unresolved L WCSP (in review)
Ceanothus alamanii DC. Synonym M WCSP (in review)
Ceanothus americanus L. Accepted M WCSP (in review)
Ceanothus americanus var. americanus Synonym L TRO
Ceanothus americanus var. glaber Alph.Wood Synonym L WCSP (in review)
Ceanothus americanus var. herbaceus (Raf.) Torr. & A.Gray Synonym L WCSP (in review)
Ceanothus americanus var. intermedius (Pursh) Torr. & A.Gray Synonym L WCSP (in review)
Ceanothus americanus var. pitcheri Torr. & A.Gray Synonym L WCSP (in review)
Ceanothus andersonii Parry Synonym M WCSP (in review)
Ceanothus arborescens Mill. Synonym M WCSP (in review)
Ceanothus arboreus Greene Accepted M WCSP (in review)
Ceanothus arboreus var. glaber Jeps. Synonym L WCSP (in review)
Ceanothus × arcuatus McMinn Accepted M WCSP (in review)
Ceanothus × arnoldii Dippel Unresolved L WCSP (in review)
Ceanothus × arnouldii K.Koch [Invalid] Synonym L WCSP (in review)
Ceanothus asiaticus L. Synonym M WCSP (in review)
Ceanothus atropurpureus Raf. Unresolved L WCSP (in review)
Ceanothus australis Rose Synonym M WCSP (in review)
Ceanothus austromontanus Abrams Synonym M WCSP (in review)
Ceanothus axillaris Carrière Synonym M WCSP (in review)
Ceanothus azureus Desf. Synonym M WCSP (in review)
Ceanothus azureus Kellogg Synonym M WCSP (in review)
Ceanothus azureus var. parvifolius S.Watson Synonym L WCSP (in review)
Ceanothus × bakeri Greene ex McMinn Accepted M WCSP (in review)
Ceanothus baumannianus Spach Synonym M WCSP (in review)
Ceanothus bertinii Carrière Synonym M WCSP (in review)
Ceanothus bicolor Willd. ex Schult. & Schult.f. Synonym M WCSP (in review)
Ceanothus bolensis S.Boyd & J.E.Keeley Accepted M WCSP (in review)
Ceanothus × burkwoodii auct. [Unplaced] Unresolved L WCSP (in review)
Ceanothus × burtonensis Renss. Unresolved L WCSP (in review)
Ceanothus buxifolius Willd. ex Schult. & Schult.f. Accepted M WCSP (in review)
Ceanothus caeruleus Lag. Accepted M WCSP (in review)
Ceanothus californicus Kellogg Synonym M WCSP (in review)
Ceanothus californicus Keller ex K.Brandegee Synonym M WCSP (in review)
Ceanothus candolleanus Rose Synonym M WCSP (in review)
Ceanothus capensis DC. Synonym M WCSP (in review)
Ceanothus capsularis G.Forst. Synonym M WCSP (in review)
Ceanothus celtidifolius Schltdl. & Cham. Synonym M WCSP (in review)
Ceanothus chloroxylon Nees Unresolved L WCSP (in review)
Ceanothus circumscissus Gaertn. Synonym M WCSP (in review)
Ceanothus circumscissus var. pauciflorus DC. Synonym L WCSP (in review)
Ceanothus collinus Douglas ex Knowles & Westc. Unresolved L WCSP (in review)
Ceanothus colubrinus (Jacq.) Lam. Synonym M WCSP (in review)
Ceanothus confusus J.T.Howell Unresolved L WCSP (in review)
Ceanothus connivens Greene Accepted M WCSP (in review)
Ceanothus cordulatus Kellogg Accepted M WCSP (in review)
Ceanothus crassifolius Torr. Accepted M WCSP (in review)
Ceanothus crassifolius var. crassifolius Synonym L TRO
Ceanothus crassifolius var. planus Abrams Synonym L WCSP (in review)
Ceanothus cubensis (Jacq.) Lam. Synonym M WCSP (in review)
Ceanothus cuneatus (Hook.) Nutt. Accepted M WCSP (in review)
Ceanothus cuneatus A.Gray [Illegitimate] Unresolved L WCSP (in review)
Ceanothus cuneatus K.Brandegee [Unplaced] Unresolved L WCSP (in review)
Ceanothus cuneatus var. cinerascens Hook. & Arn. Synonym L WCSP (in review)
Ceanothus cuneatus var. cuneatus Synonym L TRO
Ceanothus cuneatus var. dubius J.T.Howell Synonym L WCSP (in review)
Ceanothus cuneatus subsp. fascicularis (McMinn) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus cuneatus var. fascicularis (McMinn) Hoover Synonym L WCSP (in review)
Ceanothus cuneatus var. macrocarpus K.Brandegee Synonym L WCSP (in review)
Ceanothus cuneatus var. ramulosus Greene Synonym L WCSP (in review)
Ceanothus cuneatus subsp. rigidus (Nutt.) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus cuneatus var. rigidus (Nutt.) Hoover Synonym L WCSP (in review)
Ceanothus cuneatus var. rufescens Hook. & Arn. Synonym L WCSP (in review)
Ceanothus cuneatus subsp. sonomensis (Howell) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus cuneatus var. submontanus (Rose) McMinn Synonym L WCSP (in review)
Ceanothus × cyam L.W.Lenz [Unplaced] Unresolved L WCSP (in review)
Ceanothus cyaneus Eastw. Accepted M WCSP (in review)
Ceanothus decumbens Steud. Synonym M WCSP (in review)
Ceanothus decumbens S.Watson Synonym M WCSP (in review)
Ceanothus × delilianus Spach [Unplaced] Unresolved L WCSP (in review)
Ceanothus dentatus Torr. & A.Gray Accepted M WCSP (in review)
Ceanothus dentatus var. dentatus Synonym L TRO
Ceanothus dentatus var. dickeyi Fosberg Synonym L WCSP (in review)
Ceanothus dentatus subsp. floribundus (Hook.) Trel. Synonym L WCSP (in review)
Ceanothus dentatus var. floribundus (Hook.) Trel. Synonym L TRO
Ceanothus dentatus subsp. lobbianus (Hook.) Trel. Synonym L WCSP (in review)
Ceanothus dentatus var. lobbianus (Hook.) Jeps. Synonym L WCSP (in review)
Ceanothus dentatus var. papillosus (Torr. & A.Gray) K.Brandegee Synonym L WCSP (in review)
Ceanothus depressus Benth. Accepted M WCSP (in review)
Ceanothus dillenianus K.Koch Synonym M WCSP (in review)
Ceanothus discolor Vent. Synonym L WCSP (in review)
Ceanothus divaricatus Nutt. Synonym M WCSP (in review)
Ceanothus divaricatus Bol. [Illegitimate] Synonym M WCSP (in review)
Ceanothus divaricatus var. eglandulosus Torr. Synonym L WCSP (in review)
Ceanothus divaricatus var. grosseserratus Torr. Synonym L WCSP (in review)
Ceanothus divaricatus var. laetiflorus Jeps. Synonym L WCSP (in review)
Ceanothus divergens Poepp. ex Endl. Unresolved L WCSP (in review)
Ceanothus divergens Parry Synonym M WCSP (in review)
Ceanothus divergens subsp. confusus (J.T.Howell) Abrams Synonym L WCSP (in review)
Ceanothus divergens subsp. occidentalis (McMinn) Abrams Synonym L WCSP (in review)
Ceanothus diversifolius Kellogg Accepted M WCSP (in review)
Ceanothus diversifolius var. foliosus (Parry) K.Brandegee Synonym L WCSP (in review)
Ceanothus durangoinus Loes. Synonym M WCSP (in review)
Ceanothus eglandulosus (Torr.) Trel. Synonym M WCSP (in review)
Ceanothus elegans Lem. Synonym M WCSP (in review)
Ceanothus ellipticus Raf. Synonym M WCSP (in review)
Ceanothus elongatus Salisb. Unresolved L WCSP (in review)
Ceanothus endlichii Loes. Synonym M WCSP (in review)
Ceanothus excelsa (Fenzl) Steud. Synonym M WCSP (in review)
Ceanothus excelsus (Fenzl) Steud. Synonym M TRO
Ceanothus fendleri A.Gray Accepted M WCSP (in review)
Ceanothus fendleri var. fendleri Synonym L TRO
Ceanothus fendleri var. venosus Trel. Synonym L WCSP (in review)
Ceanothus fendleri var. viridis A.Gray ex Trel. Synonym L WCSP (in review)
Ceanothus ferox Standl. Synonym M WCSP (in review)
Ceanothus ferreus (Vahl) DC. Synonym M WCSP (in review)
Ceanothus ferrisiae McMinn Accepted M WCSP (in review)
Ceanothus ferrugineus J.C.Wendl. ex Steud. Synonym L WCSP (in review)
Ceanothus × flexilis McMinn Accepted M WCSP (in review)
Ceanothus flexilis McMinn Unresolved L TRO
Ceanothus floribundus Hook. Synonym M WCSP (in review)
Ceanothus foliosus Parry Accepted M WCSP (in review)
Ceanothus foliosus var. foliosus Synonym L TRO
Ceanothus foliosus subsp. medius (McMinn) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus foliosus var. medius McMinn Synonym L WCSP (in review)
Ceanothus foliosus subsp. vineatus (McMinn) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus foliosus var. vineatus McMinn Synonym L WCSP (in review)
Ceanothus fontanesianus Spach Synonym M WCSP (in review)
Ceanothus fresnensis Dudley ex Abrams Accepted M WCSP (in review)
Ceanothus glaber Dum.Cours. [Illegitimate] Synonym M WCSP (in review)
Ceanothus glaber Spach [Unplaced] Unresolved L WCSP (in review)
Ceanothus × glaber Trel. [Illegitimate] Synonym M WCSP (in review)
Ceanothus glandulosus Raf. Synonym M WCSP (in review)
Ceanothus glandulosus Schltdl. [Illegitimate] Synonym M WCSP (in review)
Ceanothus globulosus Labill. Unresolved L WCSP (in review)
Ceanothus glomeratus Raf. Synonym M WCSP (in review)
Ceanothus gloriosus J.T.Howell Accepted M WCSP (in review)
Ceanothus gloriosus subsp. exaltatus (Howell) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus gloriosus var. exaltatus J.T.Howell Synonym L WCSP (in review)
Ceanothus gloriosus var. gloriosus Synonym L TRO
Ceanothus gloriosus subsp. masonii (McMinn) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus gloriosus subsp. porrectus (Howell) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus gloriosus var. porrectus J.T.Howell Synonym L WCSP (in review)
Ceanothus goldmanii Rose Synonym M WCSP (in review)
Ceanothus grandiflorus Dippel Synonym M WCSP (in review)
Ceanothus grandis Douglas ex Hook. Synonym M WCSP (in review)
Ceanothus granulosus Ruiz & Pav. Synonym M WCSP (in review)
Ceanothus greggii A.Gray Accepted M WCSP (in review)
Ceanothus greggii var. franklinii S.L.Welsh Synonym L WCSP (in review)
Ceanothus greggii subsp. franklinii (S.L.Welsh) Kartesz & Gandhi Accepted L WCSP (in review)
Ceanothus greggii var. greggii Synonym L TRO
Ceanothus greggii var. lanuginosa M.E.Jones Synonym L WCSP (in review)
Ceanothus greggii var. orbicularis E.H.Kelso Synonym L WCSP (in review)
Ceanothus greggii var. perplexans (Trel.) Jeps. Synonym L WCSP (in review)
Ceanothus greggii subsp. perplexans (Trel.) R.M.Beauch. Accepted L WCSP (in review)
Ceanothus greggii var. vestitus (Greene) McMinn Synonym L WCSP (in review)
Ceanothus greggii subsp. vestitus (Greene) Thorne Accepted L WCSP (in review)
Ceanothus griseus (Trel. ex B.L.Rob.) McMinn Accepted M WCSP (in review)
Ceanothus griseus var. griseus Synonym L TRO
Ceanothus griseus var. horizontalis McMinn Synonym L WCSP (in review)
Ceanothus guadalupae Steud. [Illegitimate] Synonym L WCSP (in review)
Ceanothus guineensis DC. Synonym L WCSP (in review)
Ceanothus hearstiorum Hoover & Roof Accepted M WCSP (in review)
Ceanothus herbaceus Raf. Accepted M WCSP (in review)
Ceanothus herbaceus var. pubescens (Torr. & A.Gray ex S.Watson) Shinners Synonym L WCSP (in review)
Ceanothus hirsutus Nutt. Synonym M WCSP (in review)
Ceanothus hirsutus var. glaber (S.Watson) S.Watson Synonym L WCSP (in review)
Ceanothus hirsutus var. orcuttii Trel. Synonym L WCSP (in review)
Ceanothus huichagorare Loes. Synonym M WCSP (in review)
Ceanothus × humboldtensis Roof [Unplaced] Unresolved L WCSP (in review)
Ceanothus hybridus K.Koch Synonym M WCSP (in review)
Ceanothus hypericoides L'Hér. ex DC. Synonym M WCSP (in review)
Ceanothus impressus Trel. Accepted M WCSP (in review)
Ceanothus impressus var. impressus Synonym L TRO
Ceanothus impressus var. nipomensis McMinn Synonym L WCSP (in review)
Ceanothus incanus Torr. & A.Gray Accepted M WCSP (in review)
Ceanothus incanus f. spinossimus F.K.Klein Synonym L WCSP (in review)
Ceanothus infestus Kunth Synonym M WCSP (in review)
Ceanothus insularis Eastw. Synonym M WCSP (in review)
Ceanothus integerrimus Hook. & Arn. Accepted M WCSP (in review)
Ceanothus integerrimus var. californicus (Kellogg) G.T.Benson Synonym L WCSP (in review)
Ceanothus integerrimus var. integerrimus Synonym L TRO
Ceanothus integerrimus var. macrothyrsus (Torr.) G.T.Benson Synonym L WCSP (in review)
Ceanothus integerrimus var. mogollonicus (Greene) McMinn Synonym L WCSP (in review)
Ceanothus integerrimus var. parryi (Trel.) K.Brandegee Synonym L WCSP (in review)
Ceanothus integerrimus var. parvifolius S.Watson Synonym L WCSP (in review)
Ceanothus integerrimus var. peduncularis Jeps. Synonym L WCSP (in review)
Ceanothus integerrimus var. puberulus (Greene) Abrams Synonym L WCSP (in review)
Ceanothus intermedius Pursh Synonym M WCSP (in review)
Ceanothus intermedius Hook. Synonym M WCSP (in review)
Ceanothus × intermedius Koehne [Unplaced] Unresolved L WCSP (in review)
Ceanothus intricatus Parry Synonym M WCSP (in review)
Ceanothus jepsonii Greene Accepted M WCSP (in review)
Ceanothus jepsonii subsp. albiflorus (Howell) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus jepsonii var. albiflorus J.T.Howell Synonym L WCSP (in review)
Ceanothus jepsonii var. jepsonii Synonym L TRO
Ceanothus jepsonii var. purpureus (Jeps.) Jeps. Synonym L WCSP (in review)
Ceanothus laevigatus (Vahl) DC. Synonym L WCSP (in review)
Ceanothus laevigatus Hook. [Illegitimate] Synonym M WCSP (in review)
Ceanothus laevigatus Howell [Unplaced] Unresolved L WCSP (in review)
Ceanothus laevigatus var. guadalupae DC. Synonym L WCSP (in review)
Ceanothus lancifolius Moench Unresolved L WCSP (in review)
Ceanothus laniger Andrews Synonym L WCSP (in review)
Ceanothus lanuginosus (M.E.Jones) Rose Accepted M WCSP (in review)
Ceanothus latifolius Raf. Synonym M WCSP (in review)
Ceanothus lemmonii Parry Accepted M WCSP (in review)
Ceanothus leschenaultii DC. [Unplaced] Unresolved L WCSP (in review)
Ceanothus leucodermis Greene Accepted M WCSP (in review)
Ceanothus levigatus Raf. Synonym M WCSP (in review)
Ceanothus × lobbianus Hook. Accepted M WCSP (in review)
Ceanothus × lorenzenii (Jeps.) McMinn Accepted M WCSP (in review)
Ceanothus macrocarpus Cav. Synonym M WCSP (in review)
Ceanothus macrocarpus Moc. & Sessé ex DC. [Illegitimate] Synonym L WCSP (in review)
Ceanothus macrocarpus Nutt. [Illegitimate] Synonym M WCSP (in review)
Ceanothus macrocarpus Steud. [Invalid] Synonym M WCSP (in review)
Ceanothus macrophyllus Desf. Synonym M WCSP (in review)
Ceanothus macrophyllus Dippel Synonym M WCSP (in review)
Ceanothus macrothyrsus (Torr.) Greene Synonym M WCSP (in review)
Ceanothus maritimus Hoover Accepted M WCSP (in review)
Ceanothus martini M.E.Jones Accepted M WCSP (in review)
Ceanothus masonii McMinn Synonym M WCSP (in review)
Ceanothus megacarpus Nutt. Accepted M WCSP (in review)
Ceanothus megacarpus Brandegee [Illegitimate] Synonym M WCSP (in review)
Ceanothus megacarpus var. insularis (Eastw.) Munz Synonym L WCSP (in review)
Ceanothus megacarpus subsp. insularis (Eastw.) P.H.Raven Accepted L WCSP (in review)
Ceanothus megacarpus subsp. megacarpus Synonym L TRO
Ceanothus megacarpus var. megacarpus Synonym L TRO
Ceanothus megacarpus var. pendulus McMinn Synonym L WCSP (in review)
Ceanothus × mendocinensis McMinn Accepted M WCSP (in review)
Ceanothus microphyllus Michx. Accepted M WCSP (in review)
Ceanothus microphyllus var. serpyllifolius (Nutt.) Alph.Wood Synonym L WCSP (in review)
Ceanothus milleri Tausch Synonym M WCSP (in review)
Ceanothus mocinianus DC. [Unplaced] Unresolved L WCSP (in review)
Ceanothus mogollonicus Greene Synonym M WCSP (in review)
Ceanothus multiflorus Dippel Synonym M WCSP (in review)
Ceanothus myrianthus Greene Synonym M WCSP (in review)
Ceanothus mystacinus DC. Unresolved L WCSP (in review)
Ceanothus napalensis Wall. Unresolved L WCSP (in review)
Ceanothus neumannii Tausch [Unplaced] Unresolved L WCSP (in review)
Ceanothus nevadensis Kellogg Synonym M WCSP (in review)
Ceanothus nitidus Torr. Synonym M WCSP (in review)
Ceanothus oblanceolatus Davidson [Unplaced] Unresolved L WCSP (in review)
Ceanothus ochraceus Suess. Accepted L WCSP (in review)
Ceanothus officinalis Raf. Synonym M WCSP (in review)
Ceanothus oliganthus Nutt. Accepted M WCSP (in review)
Ceanothus oliganthus var. hirsutus K.Brandegee Synonym L WCSP (in review)
Ceanothus oliganthus var. oliganthus Synonym L TRO
Ceanothus oliganthus var. orcutii (Parry) Jeps. Synonym L WCSP (in review)
Ceanothus oliganthus subsp. sorediatus (Hook. & Arn.) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus oliganthus var. sorediatus (Hook. & Arn.) Hoover Synonym L WCSP (in review)
Ceanothus oliganthus var. tomentosus (Parry) K.Brandegee Synonym L WCSP (in review)
Ceanothus ophiochilus S.Boyd, T.Ross & Arnseth Accepted M WCSP (in review)
Ceanothus orcuttii Parry Synonym M WCSP (in review)
Ceanothus oreganus Nutt. Synonym M WCSP (in review)
Ceanothus × otayensis McMinn Accepted M WCSP (in review)
Ceanothus otayensis McMinn Unresolved L TRO
Ceanothus ovalifolius Wender. Synonym M WCSP (in review)
Ceanothus ovalis Bigelow Synonym M WCSP (in review)
Ceanothus ovatus Desf. Synonym M WCSP (in review)
Ceanothus ovatus Lindl. Synonym M WCSP (in review)
Ceanothus ovatus var. pubescens Torr. & A.Gray ex S.Watson Synonym L WCSP (in review)
Ceanothus ovatus f. pubescens (S.Watson) Soper Synonym L WCSP (in review)
Ceanothus × pallidus Lindl. Unresolved L WCSP (in review)
Ceanothus × pallidus Koehne [Unplaced] Unresolved L WCSP (in review)
Ceanothus palmeri Trel. Accepted M WCSP (in review)
Ceanothus paniculatus Roth Synonym M WCSP (in review)
Ceanothus papillosus Torr. & A.Gray Accepted M WCSP (in review)
Ceanothus papillosus var. dentatus (Torr. & A.Gray) Parry Synonym L WCSP (in review)
Ceanothus papillosus var. floribundus (Hook.) Parry Synonym L WCSP (in review)
Ceanothus papillosus var. papillosus Synonym L TRO
Ceanothus papillosus var. regius Jeps. Synonym L WCSP (in review)
Ceanothus papillosus var. roweanus McMinn Synonym L WCSP (in review)
Ceanothus papillosus subsp. roweanus (McMinn) Munz Synonym L WCSP (in review)
Ceanothus parryi Trel. Accepted M WCSP (in review)
Ceanothus parvifolius (S.Watson) Trel. Accepted M WCSP (in review)
Ceanothus parvifolius Coult. Synonym M WCSP (in review)
Ceanothus parvifolius (S.Watson) Rose Unresolved L WCSP (in review)
Ceanothus pauciflorus Moc. & Sessé ex DC. [Unplaced] Unresolved L WCSP (in review)
Ceanothus peduncularis Greene Synonym M WCSP (in review)
Ceanothus perennis Pursh Synonym M WCSP (in review)
Ceanothus perplexans Trel. Synonym M WCSP (in review)
Ceanothus pinetorum Coult. Accepted M WCSP (in review)
Ceanothus pitcheri Pickering ex Torr. & A.Gray Synonym M WCSP (in review)
Ceanothus procumbens K.Koch Synonym M WCSP (in review)
Ceanothus prostratus Benth. Accepted M WCSP (in review)
Ceanothus prostratus f. albiflorus J.T.Howell Synonym L WCSP (in review)
Ceanothus prostratus subsp. confusus (Howell) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus prostratus var. divergens K.Brandegee Synonym L WCSP (in review)
Ceanothus prostratus var. grandifolius (Torr.) Jeps. Synonym L WCSP (in review)
Ceanothus prostratus var. laxus Jeps. Synonym L WCSP (in review)
Ceanothus prostratus var. occidentalis McMinn Synonym L WCSP (in review)
Ceanothus prostratus var. pinetorum (J.M.Coult.) K.Brandegee Synonym L WCSP (in review)
Ceanothus prostratus var. profugus Jeps. Synonym L WCSP (in review)
Ceanothus prostratus var. prostratus Synonym L TRO
Ceanothus prostratus subsp. pumilus (Greene) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus puberulus Greene Synonym M WCSP (in review)
Ceanothus pubescens Ruiz & Pav. Synonym M WCSP (in review)
Ceanothus pubescens (Torr. & A.Gray ex S.Watson) Rydb. [Illegitimate] Synonym M WCSP (in review)
Ceanothus pubiflorus DC. Unresolved L WCSP (in review)
Ceanothus pueblensis Standl. Synonym M WCSP (in review)
Ceanothus pulchellus Delile ex Spach Unresolved L WCSP (in review)
Ceanothus pumilus Greene Synonym M WCSP (in review)
Ceanothus purpureus Jeps. Accepted M WCSP (in review)
Ceanothus purpureus subsp. divergens (Parry) C.L.Schmidt Accepted L WCSP (in review)
Ceanothus ramulosus (Greene) McMinn Synonym M WCSP (in review)
Ceanothus ramulosus var. fascicularis McMinn Synonym L WCSP (in review)
Ceanothus reclinatus L'Hér. Synonym M WCSP (in review)
Ceanothus reclinatus Bosc ex Steud. [Invalid] Synonym M WCSP (in review)
Ceanothus regius (Jeps.) McMinn Synonym M WCSP (in review)
Ceanothus × regius (Jeps.) McMinn Synonym M TRO
Ceanothus rigidus Nutt. Synonym M WCSP (in review)
Ceanothus rigidus var. albus Roof Synonym L WCSP (in review)
Ceanothus rigidus var. fresnensis (Dudley) Jeps. Synonym L WCSP (in review)
Ceanothus rigidus var. grandifolius Torr. Synonym L WCSP (in review)
Ceanothus rigidus var. pallens Sprague Synonym L WCSP (in review)
Ceanothus riparius Poepp. ex Endl. Synonym L WCSP (in review)
Ceanothus roderickii W.Knight Accepted M WCSP (in review)
Ceanothus × roseus Koehne [Unplaced] Unresolved L WCSP (in review)
Ceanothus roweanus (McMinn) Renss. Synonym M WCSP (in review)
Ceanothus × rugosus Greene Accepted M WCSP (in review)
Ceanothus sanguineus Pursh Accepted M WCSP (in review)
Ceanothus sanguineus Nutt. Synonym M WCSP (in review)
Ceanothus sarcomphalus DC. Synonym L WCSP (in review)
Ceanothus scandens D.Dietr. Unresolved L WCSP (in review)
Ceanothus serpyllifolius Nutt. Accepted M WCSP (in review)
Ceanothus × serrulatus McMinn Accepted M WCSP (in review)
Ceanothus sonomensis J.T.Howell Synonym M WCSP (in review)
Ceanothus sorediatus Hook. & Arn. Synonym M WCSP (in review)
Ceanothus sorediatus Lyon Synonym M WCSP (in review)
Ceanothus sorediatus var. glaber S.Watson Synonym L WCSP (in review)
Ceanothus spathulatus Labill. Unresolved L WCSP (in review)
Ceanothus sphaerocarpus DC. [Illegitimate] Synonym M WCSP (in review)
Ceanothus spinosus Nutt. Accepted M WCSP (in review)
Ceanothus spinosus Torr. & A. Gray Unresolved L TRO
Ceanothus spinosus var. palmeri (Trel.) K.Brandegee Synonym L WCSP (in review)
Ceanothus submontanus Rose Synonym M WCSP (in review)
Ceanothus subsericeus Rydb. Synonym M WCSP (in review)
Ceanothus tardiflorus Hornem. Synonym M WCSP (in review)
Ceanothus thyrsiflorus Eschw. Accepted M WCSP (in review)
Ceanothus thyrsiflorus var. chandleri Jeps. Synonym L WCSP (in review)
Ceanothus thyrsiflorus var. griseus Trel. Synonym L WCSP (in review)
Ceanothus thyrsiflorus var. macrothyrsus Torr. Synonym L WCSP (in review)
Ceanothus thyrsiflorus var. repens McMinn Synonym L WCSP (in review)
Ceanothus thyrsiflorus var. thyrsiflorus Synonym L TRO
Ceanothus tomentosus Parry Accepted M WCSP (in review)
Ceanothus tomentosus var. olivaceus Jeps. Synonym L WCSP (in review)
Ceanothus tomentosus subsp. olivaceus (Jeps.) Munz Synonym L WCSP (in review)
Ceanothus tomentosus var. tomentosus Synonym L TRO
Ceanothus triflorus Steud. Synonym M WCSP (in review)
Ceanothus trinervus Moench Synonym M WCSP (in review)
Ceanothus triqueter Wall. Unresolved L WCSP (in review)
Ceanothus triquetrus Wall. Synonym M TRO
Ceanothus utahensis Eastw. Synonym M WCSP (in review)
Ceanothus × vanrensselaeri Roof Accepted M WCSP (in review)
Ceanothus vanrensselaeri Roof Unresolved L TRO
Ceanothus × veitchianus Hook. Accepted M WCSP (in review)
Ceanothus velutinus Douglas ex Hook. Accepted M WCSP (in review)
Ceanothus velutinus var. arboreus (Greene) Sarg. Synonym L WCSP (in review)
Ceanothus velutinus var. laevigatus Torr. & A.Gray Synonym L WCSP (in review)
Ceanothus velutinus subsp. laevigatus (Torr. & A.Gray) Piper & Beattie Accepted L WCSP (in review)
Ceanothus velutinus var. lorenzenii Jeps. Synonym L WCSP (in review)
Ceanothus velutinus var. velutinus Synonym L TRO
Ceanothus verrucosus Nutt. Accepted M WCSP (in review)
Ceanothus verrucosus var. crassifolius (Torr.) K.Brandegee Synonym L WCSP (in review)
Ceanothus verrucosus var. grandifolius (Torr.) K.Brandegee Synonym L WCSP (in review)
Ceanothus verrucosus var. greggii (A.Gray) K.Brandegee Synonym L WCSP (in review)
Ceanothus verrucosus var. rigidus (Nutt.) K.Brandegee Synonym L WCSP (in review)
Ceanothus vestitus Greene Synonym M WCSP (in review)
Ceanothus virgatus Raf. Synonym M WCSP (in review)
Ceanothus wendlandianus Schult. Synonym L WCSP (in review)
Ceanothus wightianus Wall. [Invalid] Synonym L WCSP (in review)
Ceanothus zeyhanicus B.Heyne ex Roth Synonym M WCSP (in review)