Aquatic and Wetland Vascular Plants of the Northern Great Plains
45. Scrophulariaceae, the Figwort Family
9. Veronica L. -- Speedwell5. Veronica scutellata L. -- Marsh speedwell
Erect to reclining, rhizomatous perennial, glabrous throughout (in our region), the stems rather weak, 1-4 dm long. Leaves sessile, opposite, linear to lanceolate, 3-8 cm long, 2-18 mm wide, (3)4-20X longer than wide, acute to attenuate, entire or obscurely and remotely denticulate, tapered to the sessile base. Racemes axillary, mostly 5- to 20-flowered; pedicels divaricate to recurved, 5-17 mm long; calyx 1.5-2 mm long; corolla bluish, 6-10 mm across. Capsule flattened, conspicuously notched, appearing 2-lobed, 2.5-4 mm long, 4-5 mm wide. Jun--Aug. Marshes, springs, stream banks and swales, where water is fresh; uncommon in n ND and ne MT; (Newf. and Labr. to Yuk., s to VA, IA, ND, CO and CA; also Eurasia).
Previous Section -- Veronica peregrina L. -- Purslane speedwell
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