Perennial, geophytic herb, 200-350 mm high; stems simple, pilose-hairy. Leaves verticillate on flowering part of stem, internodes up to 20 mm long; blade subsessile, linear to triangular, 25-47 x 2-9 mm, base truncate. Inflorescence with 3-9 flowers at distal nodes. Flowers: pedicels up to 12 mm long; corolla lobes 4-5 x 2-3 mm, convex and reflexed at anthesis, dorsal surface very sparsely to densely patent-pilose at apex, green; corona green to maroon with white process, compressed-ovoid with 2 shallow concavities on ventral face, one on either side of connection between corona and stamina column; corpusculum 0.3-0.5 mm long, with slight to well-developed flanges. Flowering time Nov.-Mar. Fruit up to 50 mm long, with bristles up to 2 mm long.