Isotoma Lindl. >
Leaves pubescent or sometimes glabrous, entire or dentate, ovate to linear, 4–10 mm long. Fruit dehiscent. Flowers with peduncles 5–30 mm long. Corolla pale blue, 4–12 mm long. Capsule obconic, up to 6 mm long and 3 mm diam. Procumbent to ascending herbs
Flowers bisexual. Corolla pubescent inside. Blue Mts Damp places. Fl. spring–summer Isotoma fluviatilisborealis