Flora of the Hawaiian Islands
Dicotyledon Literature for Veronica serpyllifolia
Wagner et al., 1990, 1999.
   Plantaginaceae -- The Plantain Family Bibliography
      Veronica serpyllifolia

Common name(s): speedwell, thmye-leaved speedwell
General Information
DistributionNative to Europe, widely naturalized.In the Hawaiian Islands, naturalized on Kaua`i, O`ahu, Moloka`i, Lana`i, Maui, Hawai`i.

Plantaginaceae - Veronica serpyllifolia

Rhizomatous perennial herbs forming clumps; stems ascending to decumbent, 0.5-2(-3) dm long, unbranched or branched below, moderately finely puberulent, sometimes sparsely so.
Leaves elliptic to broadly ovate, 7-15(-20) mm long, 4-13 mm wide, puberulent to glabrous, margins obscurely crenulate to entire, apex rounded to obtuse, base broadly cuneate, petioles 0-6 mm long.
Flowers solitary in the upper(?) leaf axils, forming a terminal raceme, usually closely spaced, sparsely to moderately puberulent throughout, pedicels 2-4(-5.5) mm long, bracts lanceolate to narrowly elliptic; calyx lobes narrowly obovate to broadly elliptic-oblong, 2.5-3(-3.5) mm long, subglabrous; corolla pale blue to white, ca. 3 mm long.
Capsules broadly obcordate, somewhat compressed, 2.3-2.7 mm long, 3.5-4.5 mm wide, margins sparsely puberulent.
Seeds pale brown, ca. 0.6-0.7 mm long.
2n = 14