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  10. ›Machaeranthera
Tahoka daisy
Plate 1 of 3. (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam Kieschnick · via iNaturalist

Tahoka daisy

Machaeranthera tanacetifolia

Machaeranthera tanacetifolia is a species of flowering plant in the aster family known by the common names tansyleaf tansyaster and Tahoka daisy. It is native to northern Mexico and the southwestern and central United States, where it grows in several types of habitat. It is an annual or biennial herb growing one or more branching stems up to about 70 centimetres (28 in) in maximum height. The multilobed leaves are up to 12 centimetres (4 3⁄4 in) long. The...

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From the article Machaeranthera tanacetifolia on Wikipedia (CC BY-SA), quoted section by section

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Description

M. tanacetifolia is an annual or biennial herb growing one or more branching stems up to about 10–40 centimetres (4–15+1⁄2 inches) in height. The multilobed leaves are up to 5–12.5 cm (2–5 in) long. Between May and September, an inflorescence bears one or more flower heads lined with spreading or curling, pointed phyllaries. The head has a center of many yellow disc florets and a fringe of many lavender to purple ray florets each 1 to 2 cm (1⁄3 to 2⁄3 in) long. The fruit is a flat achene about 1 cm long including the pappus. It is similar to M. parviflora, the flower heads of which are smaller.

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Range & habitat

It is native to Alberta, the southwestern and central United States, and northern Mexico. It grows in several types of habitat, including sandy open plains and deserts.

Wikipedia: “Distribution and habitat”

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At the table

The Zuni people use an infusion of the flowers taken with other flowers for unspecified illnesses.

Wikipedia: “Uses”

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.

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In the stacks

Searching the stacks…

Every page naming Machaeranthera tanacetifolia in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 77920.