grooved yellow flax

(Linum sulcatum var. sulcatum)

Conservation Status
grooved yellow flax
  IUCN Red List

not listed

     
  NatureServe

N5 - Secure

SNR - Unranked

     
  Minnesota

not listed

     
           
           
           
           
           
           
 
Description
 
 

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.

 
     
 

Height

 
 

8 to 32

 
     
 

Flower Color

 
 

Yellow

 
     
 

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.  
     
 
Habitat
 
 

Dry. Upland woods, prairies.

 
     
 
Biology
 
 

Flowering

 
 

June to July

 
     
 
Use
 
 

 

 
     
 
Distribution
 
 

Distribution Map

 

Sources

2, 3, 4, 5, 7, 28, 30.

 
  4/11/2021      
         
 

Nativity

 
 

Native

 
         
 

Occurrence

 
 

Common

 
         
 
Taxonomy
 
  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)  
       
 

Synonyms

 
 

Cathartolinum sulcatum

Mesynium sulcatum

 
       
 

Common Names

 
 

grooved flax

grooved yellow flax

yellow flax

yellow wild flax

 
       

 

 

 

 

 

 

 

 

 

       
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Plant

  grooved yellow flax   grooved yellow flax
       

Inflorescence

  grooved yellow flax   grooved yellow flax
       
  grooved yellow flax   grooved yellow flax
       
  grooved yellow flax    
       

Flowers

  grooved yellow flax   grooved yellow flax
       
  grooved yellow flax   grooved yellow flax
       
  grooved yellow flax    
       
       

 

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Created: 7/2/2016

Last Updated:

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