Trifolium bolanderi

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Trifolium bolanderi
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Genus: Trifolium
Species:
T. bolanderi
Binomial name
Trifolium bolanderi

Trifolium bolanderi is a species of clover known by the common names Bolander's clover and parasol clover. [1] [2]

Contents

Distribution

The perennial herb is endemic to California. [1] It is known only from the meadows of the central Sierra Nevada in Lower and Upper montane coniferous forest habitats, with small populations in Fresno County, Madera County, and Mariposa County. [3]

It is listed as a Vulnerable species by the California Department of Fish and Wildlife and IUCN, and is on the California Native Plant Society Inventory of Rare and Endangered Plants as a Fairly endangered species. [4]

Description

Trifolium bolanderi is a perennial herb growing in clumps with upright stems and mostly hairless herbage. The leaves are arranged around the base of the stem. Each is made up of oval leaflets with toothed edges.

The inflorescence is a head of flowers 1 or 2 centimeters wide, the flowers soon drooping to hang from the head in a parasol-shaped arrangement. Each flower has a calyx of dark purple or black sepals that contrasts with the pale pinkish corolla. The tubular corolla measures just over a centimeter long.

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<i>Packera bolanderi</i> Species of flowering plant

Packera bolanderi is a species of flowering plant in the aster family known by the common names Bolander's ragwort and seacoast ragwort. It is native to the west coast of the United States from Washington to northern California, where it grows in wet coastal forests and woodlands. There are two varieties of the species which differ slightly in morphology and habitat occupied; these varieties have been considered separate species by some authors. The var. bolanderi has thicker leaves, occurs farther south, and occupies more open types of habitat, than does var. harfordii. This plant in general is a perennial herb producing one to three stems up to half a meter tall. The basal leaves have blades up to 12 centimeters long which are divided into several lobes and borne on long, thin petioles. Leaves growing farther up the stem are smaller and have more lobes on their blades. The inflorescence contains several flower heads, each lined with dark green phyllaries. The head contains many golden yellow disc florets and generally either 8 or 13 yellow ray florets each over a centimeter long. The fruit is an achene tipped with a pappus of bristles.

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<i>Trifolium variegatum</i> Species of legume

Trifolium variegatum is a species of clover known by the common name whitetip clover. It is native to western North America from southern Alaska and British Columbia to Baja California, where it occurs in many types of habitat.

Trifolium jokerstii is a rare species of clover known by the common names Jim's clover and Butte County golden clover. It is endemic to Butte County, California, where it is known from eight or nine occurrences near Oroville. It grows in seasonally moist habitat, such as vernal pools, pastures, and ephemeral creeks. It was previously included within the description of Trifolium barbigerum as an odd yellow-flowered variant of a mostly purple-pink-flowered species, and was elevated to species status in 1998. It was named for the California botanist Jim Jokerst.

References

  1. 1 2 Calflora
  2. USDA, NRCS (n.d.). "Trifolium bolanderi". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 15 December 2015.
  3. Calflora: Distribution by county
  4. California Native Plant Society: Inventory of Rare and Endangered Plants (online edition, v8-02) . accessed 2.28.2016.