Trillium sessile: Difference between revisions
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{{ | {{Short description|Species of flowering plant}} | ||
{{Taxobox | {{Taxobox | ||
| name = Trillium sessile | | name = Trillium sessile | ||
| image = | | image = Trillium_sessile,_2021-04-20,_Seldom_Seen,_05.jpg | ||
| image_caption = ''Trillium | | image_caption = ''Trillium sessile'' in bloom | ||
| regnum = [[Plantae]] | |||
| unranked_divisio = [[Angiosperms]] | |||
| unranked_classis = [[Monocots]] | |||
| ordo = [[Liliales]] | |||
| familia = [[Melanthiaceae]] | |||
| genus = ''[[Trillium]]'' | |||
| species = '''''T. sessile''''' | |||
| binomial = ''Trillium sessile'' | |||
| binomial_authority = [[L.]] | |||
}} | }} | ||
'''Trillium sessile''', commonly known as the toadshade or sessile trillium, is a species of flowering plant in the family [[Melanthiaceae]]. It is native to the central | '''''Trillium sessile''''', commonly known as the toadshade or sessile trillium, is a species of flowering plant in the family [[Melanthiaceae]]. It is native to the eastern and central United States, where it is found in rich, moist woods and along streams. | ||
==Description== | ==Description== | ||
''Trillium sessile'' is a perennial herbaceous plant that grows from a | [[File:Single_dark_trillium_sessile_trillium_flower_blooms_with_green_leaves_growing_on_old_log.jpg|thumb|left|A single ''Trillium sessile'' flower]] | ||
''Trillium sessile'' is a perennial herbaceous plant that grows from a rhizome. It typically reaches a height of 15 to 30 cm (6 to 12 inches). The plant is characterized by its three large, mottled leaves that are arranged in a whorl at the top of the stem. The leaves are ovate to lanceolate in shape and have a distinctive mottled pattern of dark and light green. | |||
The flower of ''Trillium sessile'' is | The flower of ''Trillium sessile'' is unique in that it lacks a stalk (sessile), sitting directly on the leaves. The flower consists of three maroon to dark red petals, three green sepals, and six stamens. The petals are erect and curve inward, giving the flower a distinctive appearance. The plant blooms in early spring, typically from March to May. | ||
== | ==Distribution and habitat== | ||
''Trillium sessile'' is found in | ''Trillium sessile'' is found in the eastern and central United States, from Pennsylvania and Ohio in the north, south to Georgia, and west to Kansas and Oklahoma. It thrives in rich, moist deciduous forests, often in areas with limestone soils. The plant prefers shaded environments and is commonly found in the understory of hardwood forests. | ||
==Ecology== | ==Ecology== | ||
[[File:Trillium_recurvatum_(left)_and_Trillium_sessile_(right)_side-by-side.jpg|thumb|right|''Trillium recurvatum'' (left) and ''Trillium sessile'' (right) side by side]] | |||
''Trillium sessile'' plays an important role in its ecosystem. It is an early spring bloomer, providing nectar and pollen for a variety of pollinators, including bees and flies. The plant's seeds are dispersed by ants, a process known as myrmecochory. Ants are attracted to the elaiosomes, which are fleshy structures attached to the seeds, and carry them back to their nests, aiding in seed dispersal. | |||
==Conservation== | ==Conservation== | ||
While ''Trillium sessile'' is not currently listed as threatened or endangered, its habitat is subject to pressures from | While ''Trillium sessile'' is not currently listed as threatened or endangered, its habitat is subject to pressures from logging, agriculture, and urban development. Conservation efforts focus on preserving its natural habitat and promoting awareness of its ecological importance. | ||
== | ==Cultivation== | ||
''Trillium sessile'' is sometimes cultivated in gardens for its unique and attractive flowers. It requires a shaded location with rich, well-drained soil. Gardeners should be aware that the plant is slow-growing and may take several years to flower from seed. | |||
==Related pages== | ==Related pages== | ||
* [[Trillium]] | * [[Trillium]] | ||
* [[ | * [[Melanthiaceae]] | ||
* [[Myrmecochory]] | * [[Myrmecochory]] | ||
[[Category:Trillium|sessile]] | [[Category:Trillium|sessile]] | ||
[[Category:Flora of the United States]] | [[Category:Flora of the United States]] | ||
[[Category:Plants described in 1753]] | [[Category:Plants described in 1753]] | ||
Latest revision as of 18:57, 23 March 2025
Species of flowering plant
Trillium sessile, commonly known as the toadshade or sessile trillium, is a species of flowering plant in the family Melanthiaceae. It is native to the eastern and central United States, where it is found in rich, moist woods and along streams.
Description[edit]

Trillium sessile is a perennial herbaceous plant that grows from a rhizome. It typically reaches a height of 15 to 30 cm (6 to 12 inches). The plant is characterized by its three large, mottled leaves that are arranged in a whorl at the top of the stem. The leaves are ovate to lanceolate in shape and have a distinctive mottled pattern of dark and light green.
The flower of Trillium sessile is unique in that it lacks a stalk (sessile), sitting directly on the leaves. The flower consists of three maroon to dark red petals, three green sepals, and six stamens. The petals are erect and curve inward, giving the flower a distinctive appearance. The plant blooms in early spring, typically from March to May.
Distribution and habitat[edit]
Trillium sessile is found in the eastern and central United States, from Pennsylvania and Ohio in the north, south to Georgia, and west to Kansas and Oklahoma. It thrives in rich, moist deciduous forests, often in areas with limestone soils. The plant prefers shaded environments and is commonly found in the understory of hardwood forests.
Ecology[edit]

Trillium sessile plays an important role in its ecosystem. It is an early spring bloomer, providing nectar and pollen for a variety of pollinators, including bees and flies. The plant's seeds are dispersed by ants, a process known as myrmecochory. Ants are attracted to the elaiosomes, which are fleshy structures attached to the seeds, and carry them back to their nests, aiding in seed dispersal.
Conservation[edit]
While Trillium sessile is not currently listed as threatened or endangered, its habitat is subject to pressures from logging, agriculture, and urban development. Conservation efforts focus on preserving its natural habitat and promoting awareness of its ecological importance.
Cultivation[edit]
Trillium sessile is sometimes cultivated in gardens for its unique and attractive flowers. It requires a shaded location with rich, well-drained soil. Gardeners should be aware that the plant is slow-growing and may take several years to flower from seed.