Giant Trillium – Trillium grandiflorum

Native To State: YES
Naturally Occurring: YES

Description

Trillium grandiflorum (Large-flowered Trillium) is a perennial herbaceous plant belonging to the Melanthiaceae family. Here are some key identification characteristics:

Appearance: Large-flowered trillium features a single upright stem arising from a rhizomatous root system. The stem bears three large, elliptical leaves that are whorled around the stem apex.

Flowers: The plant produces a single large flower that sits on top of the three leaves. The flower has three large, white petals (technically sepals) that are broad and ovate in shape. The petals are arranged symmetrically, and the flower measures approximately 2 to 3 inches (5 to 7.5 centimeters) in diameter.

Blooming Period: Large-flowered trillium blooms in the spring, typically from April to May, depending on the region and climate.

Habitat: This species is native to eastern North America and is commonly found in rich, moist deciduous woodlands, often carpeting the forest floor in clusters.

Distribution: Large-flowered trillium can be found in regions ranging from eastern Canada to the eastern United States.

Conservation: While not considered a threatened species, preserving its woodland habitats is important to ensure healthy populations of large-flowered trillium.

Other Species: Trillium grandiflorum is part of the Trillium genus, which includes other trillium species with varying flower colors and sizes.

Large-flowered trillium is admired for its distinctive appearance, particularly the large, showy white flower that stands out against the backdrop of green foliage. Its presence in woodlands adds a touch of elegance to natural landscapes and makes it a sought-after wildflower for both botanists and wildflower enthusiasts.

Occurrence
Specimens planted in former pasture and in back 40 woods.

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