Trillium cuneatum  Raf.
Srikanth K. Naidu
snaidu@ibm.net
 
Common Name: Rose Trillium, Whippoorwill Flower 2,3,4
There are two varieties of Trillium cuneatum: Trillium cuneatum cuneatum Raf.  and Trillium cuneatum luteum (Muhl.) Ahles.

var. cuneatum has petals, stamens, and ovaries are purple, maroon to wine red.4  They may have yellow flowers, however the yellow flowered cuneatum cuneatum "apparently do not breed true from seed." 4

var. luteum has petals, stamens, and ovaries which are usually yellow are yellowish green.4
 

Species author:  Constantine Samuel Rafinesque (1783-1840) 4
var. cuneatum author: Constantine Samuel Rafinesque (1783-1840) 4
var. luteum author:
            originally authored by Gotthilf Henry Ernest Muhlenberg (1753-1815) 4  as Trillium luteum.
            authored as a variation by Harry E. Ahles b. 1924.

Higher taxa of variations:
    Kingdom: Plantae
    Phylum: Spermatophyta
    Class: Angiospermae
    Order: Monocotyledenae
    Family: Liliaceae<
    Genus: Trillium
    Species: cuneatum
 
 
 

Trillium cuneatum characteristics 4
cuneatum
luteum
Petals
maroon to wine red
yellow to yellowish green
Leaves
mottled with lighter green patches
mottled with lighter green patches
Ovary
maroon to wine red
yellow to yellowish green
Stamens
maroon to wine red
yellow to yellowish green
Berries
maroon to wine red
yellow to yellowish green
Stigmas
recurved
recurved
In bloom
mid-March to April
mid-March to April
In fruit
late May-June
late May-June
 

Geography:
 

 
 
Trillium cuneatum cuneatum
Photograph courtesy of University of Georgia Herbarium

:
 
 
 

Trillium cuneatum cuneatum Raf.
AREA 
STATUS
REFERENCES
North America: 
Continental United States; Canada
Yes
 Radford, Ahles & Bell
Eastern North America: 
United States east of Mississippi; Onatario and eastern Canada
Yes
 Radford, Ahles & Bell
Southeastern United States: 
AL AR DE DC FL GA KY MD NC SC TN VA WV
Yes
 Radford, Ahles & Bell
Southern Appalachian States: 
AL GA KY MD NC SC TN VA WV
Yes
 Radford, Ahles & Bell
Coastal Plain
Marginal
 Radford, Ahles & Bell
Piedmont
Widespread
 Radford, Ahles & Bell
Blue Ridge Mountains
Widespread
 Radford, Ahles & Bell
Great Smoky Mountains National Park
Yes
 Radford, Ahles & Bell
Georgia
Yes
 Jones & Coile 2
Clarke County, Georgia
No
 Jones & Coile 1
Sam's Farm
Probable
 Personal Inference

 
 
 
 
 
 
Top view of Trillium cuneatum luteum
Photograph taken by Srikanth K. Naidu
 
 
 
Trillium cuneatum luteum (Muhl.) Ahles
AREA 
STATUS
REFERENCES
North America: 
Continental United States; Canada
Yes
 Radford, Ahles & Bell
Eastern North America: 
United States east of Mississippi; Onatario and eastern Canada
Yes
 Radford, Ahles & Bell
Southeastern United States: 
AL AR DE DC FL GA KY MD NC SC TN VA WV
Yes
 Radford, Ahles & Bell
Southern Appalachian States: 
AL GA KY MD NC SC TN VA WV
Yes
 Radford, Ahles & Bell
Coastal Plain
No
 Radford, Ahles & Bell
Piedmont
No
 Radford, Ahles & Bell
Blue Ridge Mountains
Widespread
 Radford, Ahles & Bell
Great Smoky Mountains National Park
Yes
 Srikanth K. Naidu, personal observation
Georgia
Yes
 Jones & Coile 2
Clarke County, Georgia
No
 Jones & Coile 1
Sam's Farm
Doubtful
 Personal Inference
 
 
 
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REFERENCES
 

1.   Jones Jr., Samuel B. and Nancy C. Coile "Checklist of the Vascular Flora of Clarke County, Georgia".
                        Herbarium, Department of Botany. The University of Georgia, Athens GA 30602.

2.   Jones Jr., Samuel B. and Nancy C. Coile "The Georgia Plant List." Herbarium, Department of Botany. .
                        The University of Georgia, Athens GA 30602.  1985.

3.   Perry, Dr. Leonard.  "Trillium".   http://pss.uvm.edu/pss123/wwtrill.html

4.   Radford, Albert E., Harry E. Ahles, & C. Ritchie Bell eds.  Manual of the Vascular Flora of  the Carolinas.
                        The University of North Carolina Press: Chapel Hill. 1968.   ISBN 0-8078-1087-8.

5.   Seaver, Tim.  "Trillium/Apple Tree."   http://www.vermontphoto.com/galpages/trillium.htm