Learn More Details About This Plant

Plant Data

Names and Taxonomy

  • Common Names: Bigbract Vervain, Prostrate Vervain, Carpet Vervain, Largebract Vervain
  • Synonyms: Verbena bracteosa, Verbena confinis
  • Family: Verbenaceae
  • Genus Information: Number of Species: AZ: 17, CA: 15, NV: 5, UT: 5, NM: 13, TX: 21

Habit and Size

  • Duration: Annual, Perennial
  • Type: Weed
  • Habit: Sprawling / Prostrate
  • Shape: Prostrate
  • Size: 2–8 inch x 1–3 ft
  • Stem: Hairy, square in cross-section, highly branched, spreading flat along the ground

Leaves

  • Color: gray-green
  • Shape: Lobed, Pinnatifid, Ovate
  • Edge: Serrated, Deeply Lobed
  • Ligule-Petiole:
  • Arrangement: Opposite
  • Leaf Retention: Deciduous

Flowers and Fruit

  • Sex: Hermaphroditic
  • Flower Color: Lavender to Blue-Violet
  • Flower Size: 1/8 to 1/4 inch diameter
  • Number of Petals: 5-lobed, salverform corolla
  • Bloom: May–October
  • Fruit: 4 nutlets enclosed within persistent calyx

Habitat and Growing Conditions

  • Water Use: Low
  • Light: Full Sun
  • Soil: Sandy / Rocky / Disturbed / Well-draining
  • Habitat: Roadsides, desert washes, disturbed flats, waste places

Distribution

  • Distribution: Widespread across North America, including the southwestern United States and Mojave Desert
  • Seen: Mount Charleston, NV
  • Elevation: 500 to 7,500 ft (152 to 2,286 m)

Gallery

Bigbract Vervain (Verbena bracteata)

Mount Charleston, NV

Bigbract Vervain (Verbena bracteata)

Mount Charleston, NV

Bigbract Vervain (Verbena bracteata)

Mount Charleston, NV