Biology:Brickellia grandiflora

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Short description: Species of flowering plant

Brickellia grandiflora
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Brickellia
Species:
B. grandiflora
Binomial name
Brickellia grandiflora
(Hook.) Nutt.
Synonyms[1]

Brickellia grandiflora, known by the common name tasselflower brickellbush, is a species of flowering plant in the family Asteraceae.[2]

Description

Brickellia grandiflora is an upright perennial herb growing a few-branched stem up to 70 centimeters (28 inches) tall. The hairy, glandular leaves are up to 12 cm (4 3⁄4 in) long and lance-shaped, triangular, or heart-shaped.[3]

The inflorescences at the tip of the slender stem holds clusters of nodding flower heads, each just over 1 cm long and lined with greenish phyllaries with curling tips. The bell-shaped flower head holds a spreading array of 20 to 40 disc florets. The fruit is a hairy cylindrical achene about 4 millimeters (1⁄8 in) long with a pappus of bristles.[3] The bloom period is July to October.[4]

The rust fungus Puccinia subdecora grows on Brickellia grandiflora.[5]

Distribution and habitat

The plant is widespread across much of western North America, found in western Canada (Alberta, British Columbia); northern Mexico (Baja California, Sonora, Chihuahua, Coahuila, Nuevo León, Tamaulipas); and the western and midwestern United States (primarily the Rocky Mountains and regions west through California , Oregon and Washington, with additional populations in New Mexico and Texas , and the central Great Plains (Nebraska, Kansas , Oklahoma) and the Ozarks (Missouri, Arkansas).[6][7][8][3]

It can be found on forest banks and cliffs at relatively high elevations.[4]

References

  1. ↑ The Plant List Brickellia grandiflora (Hook.) Nutt.
  2. ↑ Calflora taxon report, University of California, Brickellia grandiflora (Hook.) Nutt., Large Flowered Brickelbush, large flowered brickellia, tasselflower brickellbush
  3. ↑ 3.0 3.1 3.2 Flora of North America, Brickellia grandiflora (Hooker) Nuttall, Trans. Amer. Philos. Soc., n. s. 7: 287. 1840.
  4. ↑ 4.0 4.1 Spellenberg, Richard (2001). National Audubon Society Field Guide to North American Wildflowers: Western Region (rev ed.). Knopf. pp. 360–361. ISBN 978-0-375-40233-3. https://archive.org/details/nationalaudubons00spel/page/360/. 
  5. ↑ George Baker Cummins: Rust Fungi on Legumes and Composites in North America. University of Arizona Press, Tucson 1978, ISBN 0-8165-0653-1
  6. ↑ Biota of North America Program 2014 county distribution map
  7. ↑ Turner, B. L. 1997. The Comps of Mexico: A systematic account of the family Asteraceae, vol. 1 – Eupatorieae. Phytologia Memoirs 11: i–iv, 1–272
  8. ↑ Tropicos, specimen listing for Brickellia grandiflora (Hook.) Nutt

Wikidata ☰ Q4965992 entry