Learn More Details About This Plant

Plant Data

Names and Taxonomy

  • Common Names: “California Mustard, Slenderpod Jewelflower, Coast Range Wild Cabbage”
  • Synonyms: “Guillenia lasiophylla, Thelypodium lasiophyllum”
  • Family: Brassicaceae
  • Genus Information: AZ 1, CA 14, NV 6, NM 0, UT 4

Habit and Size

  • Duration: Annual
  • Type: “Herb”
  • Habit: Erect
  • Shape: Irregular
  • Size: 7 to 39 inches x 6 to 12 inches
  • Stem: Thin, erect, unbranched or branched distally, sparsely to densely covered by short, stiff hairs at the base

Leaves

  • Color: green to light green
  • Shape: Oblanceolate to lanceolate
  • Edge: Lobed, irregularly toothed
  • Ligule-Petiole:
  • Arrangement: Alternate
  • Leaf Retention: Deciduous

Flowers and Fruit

  • Sex: Hermaphroditic
  • Flower Color: White to creamy white, rarely pinkish
  • Flower Size: Petals are 2.5 to 6.5 mm long
  • Number of Petals: 4 widely spaced, oval-shaped petals
  • Bloom: March–June
  • Fruit: Flat, narrow silique up to 7 cm long, reflexed or hanging downward from short stalks

Habitat and Growing Conditions

  • Water Use: Low
  • Light: Full Sun
  • Soil: Sandy, Rocky, Well-draining
  • Habitat: Desert flats, gravelly areas, limestone rocks, talus slopes, shrub communities, fields, and disturbed sites

Distribution

  • Distribution: Western North America from British Columbia to northern Mexico, extending east to Utah, Arizona, and New Mexico
  • Seen: Mojave, CA
  • Elevation: 0 to 7,905 ft (0 to 2,410 m)

Gallery

California Mustard (Caulanthus lasiophyllus)

Mohave, Ca

California Mustard (Caulanthus lasiophyllus)

Mohave, Ca

California Mustard (Caulanthus lasiophyllus)

Mohave, Ca