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Western Starflower

Lysimachia latifolia (Hook.) Cholewa

Comprehensive Description

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The Pacific starflower (Trientalis latifolia), also known as Trientalis borealis, is a perennial herb in the Primulaceae family that typically blooms between the months of March and July. Five petals sprout from a thin stalk that is usually 17 cm in height. The stalk grows from the center of 4-8 oval leaves. These petals are generally white or pale pink, and are teardrop shaped with a thin, pointed tip. Five to seven yellow stamens protrude from the center of the flower (Alden 1998). T. latifolia becomes dormant in midsummer, when its leaves wilt and turn yellow. Throughout the winter, a stem remains with one or two seed capsules at its tip. The seeds do not germinate until the fall of their second year so that they can be dispersed by various animals.

Trientalis latifolia is native to the west and northwest United States including California, Oregon, Washington, and Idaho. It also is commonly found in the Western Canadian province of British Columbia (USDA 2017). It lives mostly west of the Cascade Mountain range in coniferous forests and other moist areas such as stream banks and ocean cliffs, as well as on mid-elevation prairies (Flora of North America 2017). It grows best in slightly acidic, highly nutrient dense soils that are present in many such forests and prairies.

Bees are the main pollinators of this angiosperm, as well as other small insects (Stritch 2017). There is currently no concern for the conservation of T. latifolia. If its main pollinator, the bee, becomes less abundant, however, concern for conservation may heighten. It is very abundant and easy to grow, however never invasive. The flower is edible and is often used for cooking purposes and oil.

References

  • Flora of North America, Vol. 8. 2017. Trientalis latifolia (Western starflower) www.efloras.org. Accessed: May 6, 2017.
  • Stritch, Larry. 2017. Plant of the Week: “Starflower (Trientalis borealis Raf.). U.S. Department of Agriculture, Forest Service. https://www.fs.fed.us/wildflowers/plant-of-the-week/trientalis_borealis.shtml. Accessed: May 6, 2017.
  • USDA, NCRS. 2017. Plant Profile for Trientalis borealis Latifolia (Broadleaf starflower). The PLANTS Database (http://plants.usda.gov, accessed: May 8, 2017). National Plant Data Team, Greensboro, NC 27401-4901 USA.

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Authors: Bella Lorenz and Shannan Higgins; Editor: Dr. Gordon Miller; Seattle University EVST 2100 - Natural History: Theory and Practice, Spring 2017.
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Lysimachia latifolia

provided by wikipedia EN

Lysimachia latifolia, sometimes called Trientalis latifolia, is a species of flowering plant in the family Primulaceae.[1][2][3][4] It is known as starflower,[3][4][5] chickweed-wintergreen,[5] or Pacific starflower.[6]

Description

It is a low-growing, creeping perennial[5][7] reaching (5 to 30 cm (2.0 to 11.8 in)).[8] The roots are tuberous,[5][7] creeping rhizomes.[7] The stems are erect,[7] 10–20 cm (4–8 in) high.[5] It has 5 to 7 whorled, lanceolate, entire leaves distributed levelly in a single group.[7]

The flowers are white[5][7] or pink[5] flowers are borne in April[5] or May.[5][7] Calyx (the collective term for sepals) is 5- to 9-parted and persistent. Corolla (the collective term for petals) is also 5- to 9-parted, rotate,[5][7] with a very short tube[7] and elliptic-lanceolate segments. Stamens occur in the same number as the corolla lobes (5-9)[5][7] and are positioned opposite them.[5] 1-3 peduncles, 1-flowered, filiform, and ebracteate.[7] The ovary is one-celled. The style (gynoecium) is filiform.[5]

Habitat

Occurs on moist, shaded[3][7] slopes in deep,[3] light[7] soil rich in organic matter,[3][7] particularly leaf mould.[7]

Distribution

Etymology

The former genus name Trientalis is derived from the Latin triens ('a third'), and is an allusion to the height of the plant, which is one third of a foot, or 4 in (10 cm) high.[5][10] Latifolia is derived from the Latin words latus ('broad or wide') and folia ('leaves') and means approximately 'broad-leaved'.[10]

The alternative name "Indian potato" refers to a small subterranean swelling at the stem's base, which is not listed as being edible by modern sources.[11]

References

  1. ^ a b "Lysimachia latifolia (Hook.) Cholewa". Plants of the World Online. Royal Botanical Gardens Kew. Retrieved 15 December 2019.
  2. ^ The Plant List http://www.theplantlist.org/tpl1.1/record/tro-26400203
  3. ^ a b c d e Howell, John Thomas. "Marin Flora: Manual of the Flowering Plants and Ferns of Marin County, California", University of California, Ltd. Copyright 1949, 1970, 1985. ISBN 0520056213, pp 217
  4. ^ a b Emery, Dara E. "Seed Propagation of Native California Plants", 6th edition (printed 2011). Copyright 1988 Santa Barbara Botanic Garden. ISBN 0916436039
  5. ^ a b c d e f g h i j k l m n o Parsons, Mary Elizabeth "The Wild Flowers of California", illustrated by Margaret Warriner Buck. Published by Cunningham, Curtiss & Welch, San Francisco 1912. Copyright William Doxey 1897, copyright Mary Elizabeth Parsons 1902, 1906. (no ISBN for this edition)
  6. ^ "When to expect the blooms?". National Park Service: Redwood. National Park Service, U.S. Department of the Interior. November 24, 2017. Retrieved January 19, 2019.
  7. ^ a b c d e f g h i j k l m n o Chittenden, Fred J., Synge, Patrick M., editors. 1977. "The Royal Horticultural Society Dictionary of Gardening", edn. 2, Oxford University Press. ISBN 0198691068. Volume 4, pp. 2145-2146
  8. ^ "Lysimachia latifolia". Jepson eFlora. Retrieved 10 January 2023.
  9. ^ a b c USDA Plants database Trientalis latifolia
  10. ^ a b Gledhill, David (2008). "The Names of Plants". Cambridge University Press. ISBN 9780521866453 (hardback), ISBN 9780521685535 (paperback). pp 231, 387
  11. ^ Whitney, Stephen (1985). Western Forests (The Audubon Society Nature Guides). New York: Knopf. p. 586. ISBN 0-394-73127-1.

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Lysimachia latifolia: Brief Summary

provided by wikipedia EN

Lysimachia latifolia, sometimes called Trientalis latifolia, is a species of flowering plant in the family Primulaceae. It is known as starflower, chickweed-wintergreen, or Pacific starflower.

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Wikipedia authors and editors
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