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Longleaf False Goldeneye

Heliomeris longifolia Cockerell

Description

provided by eFloras
Annuals, 7–15 cm (taprooted). Stems strigose. Leaves usually opposite proximally, sometimes alternate (distal); blades lance-linear to linear, 10–160 × 1.5–8(–12) mm, margins ciliate to 1/4 their lengths, hairs mostly less than 0.5 mm, faces strigose to strigillose (hair bases narrowly tuberculate), abaxial often gland-dotted. Heads 6–25+. Peduncles 0.2–0.5(–2) cm, lengths 1/20–1/2 times leafy portions of stems. Involucres 6–14 mm diam. Phyllaries 3–6 mm. Paleae oblong, 4–4.5 mm, acute to cuspidate. Ray florets 12–14; laminae ± elliptic, 5–17 mm (glabrous or puberulent). Disc florets 50+; corollas 2.5–4 mm. Cypselae black or mottled, 1.8–2 mm.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 21: 170, 171, 172 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Flora of North America @ eFloras.org
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Flora of North America Editorial Committee
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Synonym

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Gymnolomia longifolia B. L. Robinson & Greenman, Proc. Boston Soc. Nat. Hist. 29: 92. 1899; Viguiera longifolia (B. L. Robinson & Greenman) S. F. Blake
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 21: 170, 171, 172 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
original
visit source
partner site
eFloras

Heliomeris longifolia

provided by wikipedia EN

Heliomeris longifolia is a North American species of flowering plants in the family Asteraceae called the longleaf false goldeneye. It is widespread across much of Mexico from Chihuahua and Sonora south to Chiapas, and found also in the southwestern United States from Nevada to western Texas.[2][3][4]

Heliomeris longifolia is an annual herb up to 15 cm (5.9 in) tall, with a large taproot. Leaves are up to 16 cm (6.3 in) long, with hairs along the edges. One plant can produce 25 or more yellow flower heads, each head with 12-14 ray flowers surrounding 50 or more tiny disc flowers.[5]

Varieties[1][5]
  • Heliomeris longifolia var. annua (M.E.Jones) W.F.Yates
  • Heliomeris longifolia var. longifolia

References

  1. ^ a b The Plant List, Heliomeris soliceps (Barneby) W.F.Yates
  2. ^ Biota of North America Program 2014 county distribution map
  3. ^ Strother, J. L. 1999. Compositae–Heliantheae s. l. 5: 1–232. In D.E. Breedlove (ed.) Flora of Chiapas. California Academy of Sciences, San Francisco
  4. ^ SEINet, Southwestern Biodiversity, Arizona chapter photos, description, distribution map
  5. ^ a b Flora of North America, Heliomeris longifolia (B. L. Robinson & Greenman) Cockerell, 1918. Longleaf false goldeneye

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Heliomeris longifolia: Brief Summary

provided by wikipedia EN

Heliomeris longifolia is a North American species of flowering plants in the family Asteraceae called the longleaf false goldeneye. It is widespread across much of Mexico from Chihuahua and Sonora south to Chiapas, and found also in the southwestern United States from Nevada to western Texas.

Heliomeris longifolia is an annual herb up to 15 cm (5.9 in) tall, with a large taproot. Leaves are up to 16 cm (6.3 in) long, with hairs along the edges. One plant can produce 25 or more yellow flower heads, each head with 12-14 ray flowers surrounding 50 or more tiny disc flowers.

Varieties Heliomeris longifolia var. annua (M.E.Jones) W.F.Yates Heliomeris longifolia var. longifolia
license
cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
partner site
wikipedia EN