Stems (30-)60-90(-140) cm. Inflorescences ± dense, with 5-13 flowers per 5 cm. Flowers: sepals white to pink, erect, lateral sepals 7-10 × 3-7 mm, spurs 7-11 mm; lower petal blades white or yellow, 3-5 mm. 2 n = 16.
Flowering spring. Open oak woodlands, chaparral, and grassland; of conservation concern; 200-600 m; Calif.
Delphinium gypsophilum subsp. parviflorum is more infrequent than D . gypsophilum subsp. gypsophilum .
This subspecies is sometimes confused with Delphinium parishii subsp. pallidum . Plants of D . gypsophilum subsp. parviflorum are usually taller and grow in grasslands and woodlands; D . parishii subsp. pallidum plants are usually shorter and grow in chaparral and shrubland. Hybrids occur with Delphinium parryi .