[Draba and Whitlow-grasses: The Genus Draba in the Cascade Mountains of Oregon and Washington]

Spring Draba, Spring Whitlow-grass

Draba verna

Synonyms: Draba verna var. aestivalis, Draba verna var. boerhaavii, Draba verna var. major, Draba verna var. verna, Erophila verna ssp. spathulata, Erophila verna var. praecox, Erophila verna var. verna

Flower of Spring Draba, Spring Whitlow-grass: Draba verna (Synonyms: Draba verna var. aestivalis, Draba verna var. boerhaavii, Draba verna var. major, Draba verna var. verna, Erophila verna ssp. spathulata, Erophila verna var. praecox, Erophila verna var. verna)

The photo above shows a close-up of the flower of spring whitlow-grass as seen along road K1000 north of the Mt. Adams Highway.........April 13, 2007. Note the deeply notched petals and the spreading hairs on the outer surface of the calyx.

Spring Draba, Spring Whitlow-grass: Draba verna (Synonyms: Draba verna var. aestivalis, Draba verna var. boerhaavii, Draba verna var. major, Draba verna var. verna, Erophila verna ssp. spathulata, Erophila verna var. praecox, Erophila verna var. verna)

Basal leaves of Spring Draba, Spring Whitlow-grass: Draba verna (Synonyms: Draba verna var. aestivalis, Draba verna var. boerhaavii, Draba verna var. major, Draba verna var. verna, Erophila verna ssp. spathulata, Erophila verna var. praecox, Erophila verna var. verna)

The photo above shows a close-up of the basal rosette of leaves of spring whitlow-grass. Note the numerous forked hairs over the margins and leaf surfaces. Photographed at the western edge of the Klickitat Canyon Natural Resources Conservation Area in southwestern Yakima County.........April 11, 2008.

Flowers of Spring Draba, Spring Whitlow-grass: Draba verna (Synonyms: Draba verna var. aestivalis, Draba verna var. boerhaavii, Draba verna var. major, Draba verna var. verna, Erophila verna ssp. spathulata, Erophila verna var. praecox, Erophila verna var. verna) - Flowers of Spring Draba, Spring Whitlow-grass: Draba verna (Synonyms: Draba verna var. aestivalis, Draba verna var. boerhaavii, Draba verna var. major, Draba verna var. verna, Erophila verna ssp. spathulata, Erophila verna var. praecox, Erophila verna var. verna)

The photo above shows a close-up of the flowers of spring whitlow-grass. Note the numerous spreading hairs over the surfaces of the sepals. Photographed at the western edge of the Klickitat Canyon Natural Resources Conservation Area in southwestern Yakima County.........April 11, 2008.

Basal leaves of Spring Draba, Spring Whitlow-grass: Draba verna (Synonyms: Draba verna var. aestivalis, Draba verna var. boerhaavii, Draba verna var. major, Draba verna var. verna, Erophila verna ssp. spathulata, Erophila verna var. praecox, Erophila verna var. verna)

The photo above shows the rosette of basal leaves of spring whitlow-grass as seen along road K1000 north of the Mt. Adams Highway.........April 13, 2007. Note the numerous 3-forked hairs covering the surface of the basal leaves.
Paul Slichter