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Trillium sessile


Trillium sessile
Photo Information
Copyright: John Denk (jpdenk) Gold Star Critiquer/Gold Note Writer [C: 267 W: 1 N: 401] (1086)
Genre: Plants
Medium: Color
Date Taken: 2008-05-09
Categories: Flowers
Camera: Nikon D70, Nikkor 18-70mm f/3.5-4.5G IF-ED DX AF-S
Exposure: f/11, 1/10 seconds
Details: Tripod: Yes
More Photo Info: [view]
Photo Version: Original Version
Date Submitted: 2008-05-09 15:26
Viewed: 631
Points: 16
[Note Guidelines] Photographer's Note
Trillium sessile, Toad Trillium. According to "Plants of the Chicago Region" by Swink and Wilhelm, it is "Rare, in rich moist woods". In the woods where I photographed it, the flowers are variable in color: some are a deep maroon, some are almost clear yellow, some are a greenish yellow, and some, like the ones in this photo, are somewhere between maroon and green, a maroon flower can be see in the upper left of the photo.

According to WikiPedia:

"Trillium sessile (Toadshade or Sessile-flowered wake-robin) is a perennial spring wildflower native to the central part of the eastern United States and the Ozarks. It is a small trillium (rarely over 9 cm tall). Toadshade can be distinguished from other trilliums by its single foul smelling, stalkless, flower nestled in the middle of its three leaves. The three maroon petals, maintain a "closed" posture throughout its presence, the petals are occasionally pale green. The leaves are sometimes, but not always mottled with shades of light and dark green. Its species name comes from the Latin word sessilis which means low sitting, and refers to its stalkless flower.

T. sessile is most common in rich moist woods but also can be found in rich forests, limestone woods, flood plains, along fence rows. It is persistent under light pasturing.[2] The foul smelling flowers attract its primary pollinators, flies and beetles.[3] The flowers are present from April-June. This plant is clump forming from a thick rhizome. The above ground parts of the plant die back by mid-summer, but may persist longer in areas that do not completely dry out.

Toadshade is listed as state threatened in Michigan and state endangered in New York; both states are on the northern edge of its range.[4]

Uncommon, green flowered forms of this plant are sometimes classified as Trillium sessile forma viridiflorum (Beyer).
T. sessile from Britton & Brown 1913
T. sessile from Britton & Brown 1913

Though some accounts indicate that the cooked greens of this plant may be edible as an emergency food, however the entire plant, and especially the root is known to induce vomiting. The fruits are considered a suspected poison.[5] This plant has been used medicinally to treat tumors.[6] T. sessile is sometimes cited as having been used as a poultice for boils and as a panacea-like decoction, but this is doubtful as it is attributed to Native American tribes (the Yuki and Wailaki) of California, where this plant is not known to occur.[7]

This plant is sometimes used in woodland wildflower gardens. Like many trilliums, T. sessile often does not transplant successfully from the wild.[8]

References

1. ^ Trillium sessile. NatureServe Explorer. NatureServe. Retrieved on 2007-07-04.
2. ^ Flora of North America: Trillium sessile
3. ^ Missouri Plants: T. sessile
4. ^ USDA PLANTS Database: Trillium sessile
5. ^ ILLINOIS PLANT INFORMATION NETWORK: Trillium sessile
6. ^ James Duke's Phytochemical and Ethnobotanical Databases: T. sessile.
7. ^ Dr. Moerman's Native American Ethnobotanical Database: T. sessile
8. ^ Missouri Botanical Gardens: Kemper Garden Center: Trillium sessile

tuslaw, maurydv, nirmalroberts, mariki, boreocypriensis, Bass, jusninasirun has marked this note useful
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Critiques [Translate]

Very nice closeup of the Trillium John,
I can't remember ever seeing this variety. We have trilliums here but they look much different.
The ones we have are made up of three large white petals with a yellow stamen. I have seen some purple ones but they are a rare find. TFS
Ron

Bellissima macro di questi fiori di sottobosco, ottimi POP e DOF, molto bello il taglio compositivo, buona nitidezza, molto belli i colori con luce naturale. Grazie e complimenti. Ciao Maurizio

Hi John,
Very interesting kind of flower. Nice picture. Very sharp, particularly at such a low speed as 1/10.
TFS.
- Nirmal

Hello John,

Very nice picture of this plant. Good POV, DOF and focus. Very fine natural colours.
Cheers,
Mariki

Hi friend John,
A perfect macro capture of this Toad Trillium. The BG consisting of dried leafs is also superb. Great composition indeed. TFS.
Cheers,

Bayram

  • Great 
  • Bass Gold Star Critiquer/Gold Note Writer [C: 101 W: 0 N: 115] (467)
  • [2008-05-17 16:22]
  • [+]

Hi John,
strange flowers, let me say. And very usefull for medicine porpuse. Very good note, itīs very useful.
I like those natural colours and the soft light. Good POV and blur BG.
Good compo of mix the dead leaves with this new greens ones. Gives a good impact.
tfs
have a nice day
Brenda

Hello John. Beautiful clear shot at these plants. Good lighting and useful notes. regards. Jusni

nice species, greetings Ori

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