wood lily

(Lilium philadelphicum var. andinum)

Conservation Status
wood lily
Photo by Bill Reynolds
  IUCN Red List

not listed

     
  NatureServe

N3N5 - Vulnerable to Secure

SNR - Unranked

     
  Minnesota

not listed

     
           
Wetland Indicator Status
     
  Great Plains

FACU - Facultative upland

     
  Midwest

FAC - Facultative

     
  Northcentral & Northeast

FAC - Facultative

     
           
 
Description
 
 

Wood lily is a 12 to 36 tall, erect, hairless, unbranched perennial rising from a chunky bulb.

The leaves are scattered, more or less alternate, except the uppermost, which are in a whorl. They are stalkless, 2 to 4 long, lance-shaped, and taper to a sharp point. The tips droop when the sky is overcast, and ascend in the sun.

The inflorescence is a terminal cluster of flowers arising from a single point at the top of the stem. There may be 1 to 5 flowers, but there are rarely more than 3.

The large flowers are 2½ wide and are not fragrant. They are widely bell shaped and erect—they do not hang downward. They consist of 6 distinctly clawed tepals, 3 inner tepals (petals) that are similar in appearance but somewhat wider and shorter than the 3 outer tepals (sepals). The tepals are spoon-shaped and narrow to a slender, stalk-like base (claw). They are erect and flaring, and bend backward slightly toward their tips. They do not touch near the base. They are bright orange or reddish-orange with a yellow throat and purple spots near the throat. The tips come to a blunt point. The stamens equal or project beyond the tepals.

 
     
 

Height

 
 

12 to 36

 
     
 

Flower Color

 
 

Bright orange or reddish-orange

 
     
 

Similar Species

 
 

Michigan lily (Lilium michiganense) is much taller, 3 to 6 at maturity. The leaves are whorled except near the top, where they are single, in pairs, or in partial whorls. The flowers are 2½ to 3 wide, Turk’s-cap shaped, with tepals that bend backward to their base.

Orange daylily (Hemerocallis fulva) is taller, 2 to 4 at maturity. It has a basal rosette of grass-like leaves and no leaves on the flowering stem. The flowers are up to 4 wide, semi-erect or horizontal, funnel-shaped, tannish-orange with a yellow throat and a red stripe. They do not have spots near the throat. They last only one day.

Tiger lily (Lilium lancifolium) has a central stalk that is densely covered with long, tangled, white hairs, especially near the top. The leaves are alternate, even at the top of the stem. The inflorescence is a terminal, branched, elongated, cluster of 3 to 6 flowers, not an umbel. The flowers hang downward at the end of stout, widely spreading flower stems. They are Turk’s-cap shaped, up to 4 wide and uniformly orange to reddish-orange—they do not have yellow or yellowish throats. They have purple-brown spots except near the tips, not just near the throat. They last more than one day.

 
     
 
Habitat
 
 

Dry. Tall-grass and mid-grass prairies. Full sun to partial sun.

 
     
 
Ecology
 
 

Flowering

 
 

June to August

 
     
 

Pests and Diseases

 
 

 

 
     
 
Use
 
 

 

 
     
 
Distribution
 
 

Distribution Map

 

Sources

2, 3, 4, 5, 7, 24, 28, 29, 30.

 
  7/1/2022      
         
 

Nativity

 
 

Native

 
         
 

Occurrence

 
 

Widespread but not common.

Wood lily is becoming increasingly rare due to habitat loss and grazing by whitetail deer.

 
         
 
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 Liliopsida (monocots)  
 

Order

Liliales (lilies, supplejacks, and allies)  
 

Family

Liliaceae (lilies)  
  Subfamily Lilioideae  
  Tribe Lilieae  
 

Genus

Lilium (true lilies)  
  Species Lilium philadelphicum (wood lily)  
       
 

Synonyms

 
 

Lilium andinum

Lilium montanum

Lilium philadelphicum var. montanum

Lilium umbellatum

 
       
 

Common Names

 
 

American Turk’s-cap lily

lily-royal

swamp lily

Turk’s-cap

Turk’s-cap Lily

western orange-cup lily

western wood lily

wood lily

 

 

 

 

 

 

 

 

 

 

Glossary

Claw

A stalk-like narrowed base of some petals and sepals.

 

Sepal

An outer floral leaf, usually green but sometimes colored, at the base of a flower.

 

Tepal

Refers to both the petals and the sepals of a flower when they are similar in appearance and difficult to tell apart. Tepals are common in lilies and tulips.

 

Umbel

A flat-topped or convex umbrella-shaped cluster of flowers or buds arising from more or less a single point.

 
 
Visitor Photos
 
           
 

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Greg Watson

 
    wood lily      
 

Dan W. Andree

 
 

Wood Lily etc. growing in previous Spring 2021...

Prescribed burn area at Frenchman’s Bluff 6-26-21. Up on top the big hill. There were several of them. Regrowth is coming along nicely. I am not sure what date the prescribed burn took place but it was sometime in the Spring of 2021 since there was a few black burned spots between some grasses and plants in some areas. I hadn’t been out there until recently (late June 2021) this season.

  wood lily  
           
 

"Wood Lily"...

Out in rural Norman Co. Mn. after a light isolated rain shower.

  wood lily  
 

Bill Reynolds

 
  The Wood lily is fairly common up here, living in many of the roadway ditches. I have quite a few growing on my property.   wood lily  
           
 
MinnesotaSeasons.com Photos
 
 

Plant

 
    wood lily   wood lily  
           
 

Inflorescence

 
    wood lily      
           
 

Flower

 
    wood lily      

 

Camera

     
 
Slideshows
 
Lilium philadelphicum andinum PRAIRIE LILY
Frank Mayfield
  Lilium philadelphicum andinum PRAIRIE LILY  

 

slideshow

       
 
Visitor Videos
 
       
 

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Other Videos
 
  Wood Lily (Lilium philadelphicum)
Wandering Sole TV
 
   
 
About

Published on Jul 3, 2013

A Wood Lily growing by the Kicking Horse River in Yoho National Park. The Wood Lily also goes by the names of Philadelphia Lily, Prairie Lily, Western Red Lily, or Mountain Lily. It is native to North America and can be found in many parts of Canada and the United States. The plant is threatend, endangered, or extirpated in many parts of the continent because of people picking the flower. The picking of the plant results in non-renewal for the bulb the next season. A variant of the species, the Western Red Lily (L. philadelphicum andinum) is the provincial flower of Saskatchewan.

   
  Northern Crescents and Lilium philadelphicum. Whitesand Lake, Saskatchewan, 29 June 2013
Victoriabirder
 
   
 
About

Published on Oct 10, 2013

No description available.

   
  Rediscovering Lilium philadelphicum (Wood Lily) in Grundy County, MO
chemysterious
 
   
 
About

Uploaded on Jun 8, 2010

MONPS members find over 70 Eastern Prairie Fringed Orchids and a Wood Lily on a prairie in northern Missouri on a weekend when flooding made navigation tricky.

   

 

Camcorder

 
 
Visitor Sightings
 
           
 

Report a sighting of this plant.

 
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  Greg Watson
6/28/2022

Location: King’s and Queen’s Bluff SNA

wood lily  
  Dan W. Andree
7/2/2018

Location: Frenchman’s Bluff SNA

Prescribed burn area at Frenchman’s Bluff 6-26-21. Up on top the big hill. There were several of them. Regrowth is coming along nicely. I am not sure what date the prescribed burn took place but it was sometime in the Spring of 2021 since there was a few black burned spots between some grasses and plants in some areas. I hadn’t been out there until recently (late June 2021) this season.

wood lily

 
  Dan W. Andree
7/2/2018

Location: Sandpiper Prairie SNA

Out in rural Norman Co. Mn. after a light isolated rain shower.

wood lily

 
  Bill Reynolds
7/19/2008

Location: Pennington County MN

The Wood lily is fairly common up here, living in many of the roadway ditches. I have quite a few growing on my property.

wood lily

 
           
 
MinnesotaSeasons.com Sightings
 
   

 

 

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