Summary ⁶

Thelesperma filifolium, commonly known as stiff greenthread, or plains greenthread, is a species of flowering plant in the aster family, Asteraceae. It is often found growing in shallow soils. It prefers disturbed sites in dry, sandy or gravelly soil with a neutral to basic pH. Stiff greenthread adapts to various soil conditions, including loam, clay, caliche, and roadsides. It blooms between March and June and often into the fall.

Sources and Credits

1. (c) Alan R Lusk, some rights reserved (CC BY-NC), uploaded by Alan R Lusk
2. (c) Philip Woods, some rights reserved (CC BY-NC), uploaded by Philip Woods
3. (c) Keng-Lou James Hung, some rights reserved (CC BY-NC), uploaded by Keng-Lou James Hung
4. Bentham-Moxon Trust.; Curtis, William; Curtis's botanical magazine dedications, 1827-1927 : portraits and biographical notes.; Royal Botanic Gardens, Kew.; Stanley Smith Horticultural Trust., no known copyright restrictions (public domain), http://commons.wikimedia.org/wiki/File:Curtis%27s_botanical_magazine_(Plate_3505)_(8043260256).jpg
5. anonymous, no known copyright restrictions (public domain), http://commons.wikimedia.org/wiki/File:Thelesperma_filifolium.jpg
6. (c) Wikipedia, some rights reserved (CC BY-SA), https://en.wikipedia.org/wiki/Thelesperma_filifolium

More Info

• iNaturalist NZ taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• 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)
• NatureServe Explorer 2.0
• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
• World Flora Online

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