Leaves of birdeye speedwell exhibit diverse arrangements on the plant, featuring opposite pairs on lower sections and alternating formations on the upper parts. They are medium to dark green, oval in shape, and measure up to 1/2 inch (1.3 cm) long and 1/3 inch (0.8 cm) across. The leaf surfaces are slightly hairy, providing a subtle texture, and are supported by short stems. Notably, each leaf's margins can be finely serrated, adding to their distinct appearance.

Birdeye speedwell features small flowers approximately 1/3 inch (0.85 cm) in diameter with sky blue petals adorned with darker blue stripes and a white center. The petals are four in number, arranged symmetrically. These flowers sit atop thin, long, hairy stalks emerging from the axils of leaves. The green bracts also have noticeable hairs. The blooming period is typically in early spring, but flowering can extend into late summer.

The stem of birdeye speedwell is reddish, covered with fine hairs, and predominantly prostrate in growth habit, with the terminal sections growing upright. The stem is slender, typically about 0.08 inches (2 mm) in diameter, and showcases a branching pattern that allows it to spread out and cover ground effectively. The texture of the stem is distinctly hairy, aiding in its identification. With its reddish hue and upright-growing ends, the stem of birdeye speedwell stands out as a key feature of this plant.

The fruit of birdeye speedwell is a heart-shaped capsule that is clearly divided into two lobes. This capsule houses a modest number of seeds, with each lobe containing between 5 to 10 seeds. Upon maturation, the fruit may exhibit a variable coloration dependent on its stage of development. The surface texture is typically consistent with that of a mature capsule, which, although not extremely prominent on this diminutive fruit, may still be noticeable to a keen observer. The entirety of the fruit is compact, adhering to the petite stature of birdeye speedwell's overall form.