ɪɾ ɪz klˈoʊsli ɹᵻlˈeɪɾᵻd tə fɹˌɛmɔntoʊdˈɛndɹən, səfˈɪʃəntli tə pɹədˈuːs ɐn ˌɪntɚdʒənˈɛɹɪk hˈaɪbɹɪd tˈaɪmz kˈaɪɹɐnθˌɑːfɹɪmˌɔnʃə lˈɛnzɪˌaɪ ˈɛn, wˌɪtʃ hɐz jˈɛloʊ flˈaʊɚz ænd ɐ ɹᵻdˈuːst fˈɔːɹm ʌvðə klˈɔː.
It is closely related to Fremontodendron, sufficiently to produce an intergeneric hybrid ×Chiranthofremontia lenzii n, which has yellow flowers and a reduced form of the claw.