grooved yellow flax
(Linum sulcatum var. sulcatum)
Conservation • Description • Habitat • Biology • Use • Distribution • Taxonomy
Conservation Status |
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| IUCN Red List | not listed |
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| NatureServe | N5 - Secure SNR - Unranked |
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| Minnesota | not listed |
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Description |
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Grooved yellow flax 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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Height |
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8″ to 32″ |
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Flower Color |
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Yellow |
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Similar Species |
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| 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. | ||
Habitat |
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Dry. Upland woods, prairies. |
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Biology |
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Flowering |
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June to July |
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Pests and Diseases |
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Use |
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Distribution |
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Sources |
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| 7/1/2022 | ||||
Nativity |
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Native |
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Occurrence |
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Common |
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Taxonomy |
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| Kingdom | Plantae (green algae and land plants) | ||
| Subkingdom | Viridiplantae (green plants) | ||
| Infrakingdom | Streptophyta (land plants and green algae) | ||
| Superdivision | Embryophyta (land plants) | ||
| Division | Tracheophyta (vascular plants) | ||
| Subdivision | Spermatophytina (seed plants) | ||
| Class | Magnoliopsida (flowering plants) | ||
| Superorder | Rosanae | ||
Order |
Malpighiales (nances, willows, and allies) | ||
Family |
Linaceae (flax) | ||
| Subfamily | Linoideae | ||
| Genus | Linum (flax) | ||
| Species | Linum sulcatum (grooved yellow flax) |
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Synonyms |
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Cathartolinum sulcatum Mesynium sulcatum |
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Common Names |
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glade flax grooved flax grooved yellow flax yellow flax yellow wild flax |
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Visitor Photos |
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Greg Watson |
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MinnesotaSeasons.com Photos |
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Inflorescence |
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Slideshows |
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Visitor Videos |
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Other Videos |
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Visitor Sightings |
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Report a sighting of this plant. |
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| Greg Watson 6/28/2022 |
Location: King’s and Queen’s Bluff SNA |
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MinnesotaSeasons.com Sightings |
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Created: 7/2/2016
Last Updated: