Thelypodium howellii var. spectabilis M. Peck, Torreya 32: 150. 1932

Basal leaves: blade oblong-lanceolate to oblong, margins entire or repand. Flowers: petals usually spatulate, rarely oblanceolate, (1.2-)1.5-2.7(-3) mm wide; median filaments distinct. Fruits (1.8-)3-6.5(-8.2) cm. 2n = 26.

Flowering Jun-Jul. Desert shrub communities, alkaline ground; of conservation concern; Oreg.

Subspecies spectabilis is known only from Baker, Harney, Malheur, and Union counties. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.