grooved yellow flax
(Linum sulcatum var. sulcatum)
| Conservation Status | IUCN Red List |
not yet assessed |
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NatureServe |
N5 - Secure SNR - Unranked |
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Minnesota |
not listed |
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| Nativity | Native |
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| Occurrence |
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| Habitat | Dry. Upland woods, prairies. |
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| Flowering | June to July |
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| Flower Color | Yellow |
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| Height | 8″ to 32″ |
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| Identification | This plant can reach 32″ but is usually much shorter. There is a pair of glands, looking like tiny black dots, at the base of each leaf. The flowers are entirely yellow and small, no more than ½″ in diameter. |
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| Similar Species |
Stiffstem flax (Linum rigidum) flowers are much larger, 9 ⁄16″ to 1¼″ in diameter. The petals are often orange or red at the base. There are no glands at the base of each leaf. |
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| Distribution |  |
Sources: 2, 3, 4, 5, 7, 28. | |||||
| Comments |
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| Taxonomy | Family: |
Linaceae (flax) |
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Subfamily: |
Linoideae |
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| Synonyms | Cathartolinum sulcatum Mesynium sulcatum |
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| Common Names |
grooved flax grooved yellow flax yellow flax yellow wild flax |
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MinnesotaSeasons.com Sightings |
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Felton Prairie SNA Mound Spring Prairie SNA Northern Tallgrass Prairie NWR |
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