Trichostema ruygtii F.H.Lewis species accepted

Trichostema lineare Nutt. species synonym

Trichostema dichotomum Roth, 1821 species doubtful

Trichostema nesophilum K.S.McClell. & Weakley species accepted

Isanthus brachiatus var. brachiatus variety synonym

Trichostema dichotomum Torr., 1859 species doubtful

Trichostema austromontanum F.H.Lewis ex K.S.McClell. & Weakley species accepted

Isanthus pumilus Raf. species synonym

Isanthus pubescens Raf. species synonym

Isanthus multiflorus Raf. species synonym

Isanthus coeruleus Michx. species synonym

Isanthus caeruleus Michx. species synonym

Trichostema lanatum Benth. species accepted

Trichostema suffrutescens Kearney species accepted

Trichostema lanceolatum Benth. species accepted

Trichostema oblongum Benth. species accepted

Trichostema simulatum Jeps. species accepted

Trichostema arizonicum A.Gray species accepted

Trichostema laxum A.Gray species accepted

Trichostema micranthum A.Gray species accepted

Trichostema parishii Vasey species accepted

Trichostema setaceum Houtt. species accepted

Trichostema dichotomum var. lineare (Walter) Pursh variety synonym

Trichostema lineare Walter species synonym

Trichostema dichotomum L. species accepted

Trichostema dichotomum var. puberulum Fernald & Griscom variety synonym

Trichostema pilosum Roth species synonym

Trichostema ovatum Curran species accepted

Trichostema rubisepalum Elmer species accepted

Trichostema laxum var. rubisepalum (Elmer) Jeps. variety synonym

Trichostema brachiatum L. species accepted

Trichostema austromontanum subsp. typicum F.H.Lewis subspecies synonym

Trichostema mexicanum Epling species accepted

Trichostema spiralis Lour., 1790 species accepted

Trichostema lanatum var. denudatum A.Gray variety synonym

Trichostema sandersonii Pritz. species accepted

Trichostema linearifolium Bertol. species synonym

Eplingia saxicola L.O.Williams species synonym

Trichostema laxum var. rubrisepalum Jeps. variety synonym

Trichostema purpusii Brandegee species accepted

Trichostema austromontanum H.F.Lewis species doubtful

Trichostema laetum Greene species synonym

Isanthus brachiatus (L.) Britton, Sterns & Poggenb. species synonym

Isanthus brachiatus var. linearis Fassett variety synonym

Trichostema dichotomum var. dichotomum variety synonym

Trichostema brachiatum Lam., 1823 species doubtful