[Fissureworts: The Genus Halimolobos East of the Cascade Mountains of Oregon and Washington]

Whited's Fissurewort

Halimolobos whitedii

Synonyms: Arabis whitedii, Sandbergia whitedii

Portion of the inflorescence of Whited's Fissurewort: Halimolobos whitedii (Synonyms: Arabis whitedii, Sandbergia whitedii)

A close-up of a portion of the inflorescence of Whited's fissurewort as seen at Patterson Mountain, Department of Natural Resources lands, Okanogan County, Washington........June 12, 2011.

Whited's Fissurewort: Halimolobos whitedii (Synonyms: Arabis whitedii, Sandbergia whitedii) - Basal leaf rosette and lower stem leaves of Whited's Fissurewort: Halimolobos whitedii (Synonyms: Arabis whitedii, Sandbergia whitedii)

Close-up of the flowers of Whited's Fissurewort: Halimolobos whitedii (Synonyms: Arabis whitedii, Sandbergia whitedii) - Close-up of the flowers of Whited's Fissurewort: Halimolobos whitedii (Synonyms: Arabis whitedii, Sandbergia whitedii) - Close-up of a flower of Whited's Fissurewort: Halimolobos whitedii (Synonyms: Arabis whitedii, Sandbergia whitedii)

Fruit and pedicel of Whited's Fissurewort: Halimolobos whitedii (Synonyms: Arabis whitedii, Sandbergia whitedii) - Fruit and pedicel of Whited's Fissurewort: Halimolobos whitedii (Synonyms: Arabis whitedii, Sandbergia whitedii)

Ventral surface of a leaf of Whited's Fissurewort: Halimolobos whitedii (Synonyms: Arabis whitedii, Sandbergia whitedii) - Close-up of the hairs on the ventral surface of a leaf of Whited's Fissurewort: Halimolobos whitedii (Synonyms: Arabis whitedii, Sandbergia whitedii)

Additional close-up photos of the flowers as well as the hairs on the stems and lower leaf surfaces of Whited's fissurewort as seen at Patterson Mountain, Department of Natural Resources lands, Okanogan County, Washington........June 12, 2011.

Unidentified mustard (Possibly an Arabis?)

Whited's fissurewort from a Missoula Flood sand and gravel bar about one-half mile south of the Little Spokane River, near the entrance to the Spokane Country Club........June 21, 2009. Note the leafy stem where the leaves remain about the same size upwards on the stem.

Flowers of Unidentified mustard (Possibly an Arabis?) - Stem leaves of Unidentified mustard (Possibly an Arabis?) - Flowers of Unidentified mustard (Possibly an Arabis?)

Close-up details of an Whited's fissurewort from a Missoula Flood sand and gravel bar about one-half mile south of the Little Spokane River, near the entrance to the Spokane Country Club........June 21, 2009. Note the deeply cleft petals, the hairy inflorescence and the numerous, mostly appressed hairs on stem and leaves. The leaves are not auriculate clasping. Some of the hairs are trifurcate but many are simple.

Paul Slichter