Slender to robust plant, leaf thick, ridged.
3-20, petals plain, deep blue. Column palest violet with a narrow violet band underlying the bright yellow top; column top scarcely domed over, with toothed margins and forward pointing side lobes. Column arms long, curved upwards, tipped with thin white cilia.
October - December.
Damp or dry ground - open kauri and gumland scrub in the Northland south to Nelson.
Like T. tholiformis but column top wide open and back sloping.
Column top scarcely domed over, deeply cleft with long column arms.