Leaves: Leaves 0.5-2 cm. wide, wider than long, palmately veined and lobed, usually with 3-5 lobes, with a petiole no longer than the blade; lowest leaves opposite; leaves from the lowest flower upward all alternate and fully developed.
Flowers: Flowers borne singly and remotely in the axils of the alternate leaves on petioles up to 1.5 cm. long, along the elongate stem; sepals 4, becoming 5-7 mm. long and deltoid-ovate with marginal hairs in fruit; corolla pale blue, rotate, 3 mm. wide, 4-lobed; style 0.6-1 mm. long; stamens 2.