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Monkshood

How to identify Monkshood (Aconitum)

Monkshood, also known as Mousebane, Leopard's bane, Wolf's-bane, Blue rocket

Monkshood is characterized by its tall, sleek silhouette with a typical height of 2 to 4 feet (60 to 120 cm). Its leaves are deeply lobed, resembling an open hand with finger-like projections. The most distinctive feature is the vibrant hooded flowers, which come in shades of purple, blue, or white. These flowers are arranged in a narrow cluster, giving an elegant appearance. The preferred habitat suggests that monkshood thrives in cooler climates with ample moisture.

Lifespan

Lifespan: Perennial

Plant Type

Plant Type: Herb

Leaf Type

Leaf Type: Deciduous

Quickly Identify Monkshood

1

Tall silhouette, 2-4 feet (60-120 cm) high.

2

Deeply lobed leaves resembling an open hand.

3

Vibrant hooded flowers in shades of purple, blue, or white.

4

Linear, elongated fruit follicles, smooth to slightly ribbed.

5

Stiff, unbranched stem with a green to purplish hue.

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Detailed Traits of Monkshood

Leaf Features

The leaves of monkshood are dark green and divided into 3-5 lobes, each of which is toothed. These leaves are arranged in a spiral alternate manner. Typically, the leaves measure about 2-4 inches (5-10 cm) in length. They feature a one-sided, pinnate vein pattern with a slightly glossy texture. The lobes are deeply cut and the overall appearance is somewhat lacy, contributing to their distinctive look and aiding in the identification of this species.

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Flower Features

The flowers of monkshood appear in racemes up to 8 inches (20 cm) long, showcasing a range of colors from blue, violet, white, to blue-purple. Their distinctive shape is characterized by an upper part that resembles a hood or helmet. Each bloom features 2 to 10 petals. These unique shaped flowers are crucial for identification, blooming primarily in the late summer and early autumn, and are appreciated for their striking color and form.

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Stem Features

The stem of monkshood is characterized by its stiff, erect, and unbranched nature. It is densely leafy, providing a robust appearance. The texture is smooth, and the stem may exhibit a green to purplish hue. Typically, it can reach heights of 2-5 feet (60-150 cm) and may require staking for support due to its tall growth habit. The thickness varies, generally remaining uniform along its length, contributing to the plant's distinctive upright stature.

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Fruit Features

The fruit of monkshood is a visually distinctive aggregate of follicles, typically containing a multitude of tiny seeds. These follicles are elongated structures that split open along one side, releasing the seeds when mature. The texture of the fruit can range from smooth to slightly ribbed, and the color often transitions from a vibrant green to a more subdued brown as the fruit ripens. Each follicle is linear and slender, measuring approximately 2 to 2.5 inches (5 to 6.4 cm) in length. This structure is a key identifying feature of monkshood's fruit.

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Key Facts About Monkshood

Attributes of Monkshood
Lifespan
Perennial
Spread
30 cm to 45 cm
Leaf type
Deciduous
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Scientific Classification of Monkshood

Family
Buttercup
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Genus
Monkshood (Aconitum)
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