Summary ⁶

Lasthenia gracilis (needle goldfields) is an annual plant with yellow flowers that grows in California. It is in the Lasthenia genus of the sunflower family (Asteraceae).

Description ⁷

Lasthenia gracilis is a generally hairy herb, up to 400 millimetres (15.7 in) tall, branched or unbranched. The leaf is 8–70 millimetres (0.3–2.8 in), linear to oblanceolate, without teeth and more or less hairy. The involucre is 5–10 millimetres (0.2–0.4 in). The flower head has 6 to 13 ray flowers 5–10 millimetres (0.2–0.4 in) long. The disk flowers are numerous.

Fontes e Créditos

1. (c) Gravitywave, alguns direitos reservados (CC BY-NC-SA), http://www.flickr.com/photos/gravitywave/8521987961/
2. (c) Ken-ichi Ueda, alguns direitos reservados (CC BY), enviado por Ken-ichi Ueda
3. (c) Don Loarie, alguns direitos reservados (CC BY), enviado por Don Loarie
4. (c) Don Loarie, alguns direitos reservados (CC BY), https://www.flickr.com/photos/loarie/26830111982/
5. (c) icosahedron, alguns direitos reservados (CC BY), enviado por icosahedron
6. Adaptado por Jeny Davis de uma obra de (c) Wikipedia, alguns direitos reservados (CC BY-SA), https://en.wikipedia.org/wiki/Lasthenia_gracilis
7. (c) Wikipedia, alguns direitos reservados (CC BY-SA), https://en.wikipedia.org/wiki/Lasthenia_gracilis

Mais informações

• BioDiversity4All taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Calflora
• CalPhotos
• eFloras.org
• Flora of North America (beta)
• Global Biodiversity Information Facility (GBIF)
• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Jepson eFlora
• NatureServe Explorer 2.0
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• World Flora Online

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