Petrocosmea ‘Helena’, 2010, IR101144, Jeff Foederer, Netherlands. (P. menglingensis x P. nervosa). Cross made Mar. 10, 2008, planted June 3, 2009, first flowered Aug. 2009 with only 1 flower. Reproducible vegetatively. Basal rosette, 18 cm diameter. Leaves very hairy, medium green, 7 cm long with stem, 4 cm wide, ovate with crenate margin, rounded tip and cuneate base. Calyx split, green, 2.2-2.5 cm long. Pedicels 2.2-2.5 cm long with up to 4 flowers. Corollas variable, some with 6 petals, peloric, (radially symmetrical), 1.7 cm long x 2 cm wide, outside lilac blue, inside lilac with blue and white, faint yellow in throat. Plants resemble nervosa parent.