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wartleaf ceanothus

Scientific Name: Ceanothus papillosus

Family: Rhamnaceae

Category: Dicot

Growth: Shrub

Duration: Perennial

Other Names:

       

Ceanothus papillosus: Wartleaf Ceanothus

Ceanothus papillosus, commonly known as Wartleaf ceanothus, is a shrub native to California.

Considerations for Pets

  • Some related Ceanothus species are called Whitethorn.

Considerations for Children

  • Some related Ceanothus species are called Whitethorn.

Taxonomy and Nomenclature

  • Scientific Name: Ceanothus papillosus Torr. & A. Gray
  • Common Name: Wartleaf ceanothus, wart-leaf ceanothus, Wartleaf Whitethorn, blueblossom
  • Family: Rhamnaceae (Buckthorn Family)
  • Kingdom: Plantae
  • Genus: Ceanothus L.
  • Taxonomic Rank: Species, Variety
  • Varieties:
    • Ceanothus papillosus var. papillosus
    • Ceanothus papillosus var. roweanus
  • Synonym: Ceanothus papillosus ssp. roweanus (McMinn) Munz

Distribution and Habitat

  • Ceanothus papillosus is endemic to California, meaning it is found nowhere else naturally.
  • It thrives in open habitats on slopes.

Morphological Characteristics

  • Ceanothus papillosus is a shrub.
  • It displays deep blue flowers in spring, borne in clusters.

Ecology

  • The genus Ceanothus consists of about 50-60 species of nitrogen-fixing plants.
  • It can be found in chaparral and redwood forest transition zones, alongside plants such as Chamise, Crinite Manzanita, Sticky Monkeyflower, and Canyon Live Oak.

Further Information

  • USDA PLANTS Database: http://plants.usda.gov
  • Discover Life: Provides information about the biology, natural history, ecology, identification, and distribution of Ceanothus papillosus.
  • International Plant Names Index: Records for Ceanothus papillosus Torr. & A.Gray