Rabbit-Foot Clover Trifolium arvense L. A low, why, erect annual legume with softly-hairy stems growing up to 40 cm tall. Leaves are compound with 3 narrow leaflets. The flower heads are pink to purple tinged. They occur on stalks and have many tail-like sepals...

Rabbit-Foot Clover Trifolium arvense L. A low, why, erect annual legume with softly-hairy stems growing up to 40 cm tall. Leaves are compound with 3 narrow leaflets. The flower heads are pink to purple tinged. They occur on stalks and have many tail-like sepals...

Rabbit-Foot Clover Trifolium arvense L. A low, why, erect annual legume with softly-hairy stems growing up to 40 cm tall. Leaves are compound with 3 narrow leaflets. The flower heads are pink to purple tinged. They occur on stalks and have many tail-like sepals...

Rabbit-Foot Clover Trifolium arvense L. A low, why, erect annual legume with softly-hairy stems growing up to 40 cm tall. Leaves are compound with 3 narrow leaflets. The flower heads are pink to purple tinged. They occur on stalks and have many tail-like sepals...

Common Vetch Vida angustifolia L. An erect to trailing, slender annual with vine-like stems to 1.0 m long. Leaves are compound with 3 to 5 pairs of narrow leaflets 1.5 to 3.0 cm long. Terminal leaflets are tendrils. The pea-like flower occurs in leaf axis. Flowers are...

Common Vetch Vida angustifolia L. An erect to trailing, slender annual with vine-like stems to 1.0 m long. Leaves are compound with 3 to 5 pairs of narrow leaflets 1.5 to 3.0 cm long. Terminal leaflets are tendrils. The pea-like flower occurs in leaf axis. Flowers are...

Common Vetch Vida angustifolia L. An erect to trailing, slender annual with vine-like stems to 1.0 m long. Leaves are compound with 3 to 5 pairs of narrow leaflets 1.5 to 3.0 cm long. Terminal leaflets are tendrils. The pea-like flower occurs in leaf axis. Flowers are...

Common Ragweed Ambrosia artemisitfolia L. An erect, much branched annual up to 1.0 m or more tall. Leaves are deeply divided. Seedling and lower leaves are opposite, upper leaves are alternate along the stem. Green, staminate (male) flowers are found in elongated...

Common Ragweed Ambrosia artemisitfolia L. An erect, much branched annual up to 1.0 m or more tall. Leaves are deeply divided. Seedling and lower leaves are opposite, upper leaves are alternate along the stem. Green, staminate (male) flowers are found in elongated...

Common Ragweed Ambrosia artemisitfolia L. An erect, much branched annual up to 1.0 m or more tall. Leaves are deeply divided. Seedling and lower leaves are opposite, upper leaves are alternate along the stem. Green, staminate (male) flowers are found in elongated...

Common Ragweed Ambrosia artemisitfolia L. An erect, much branched annual up to 1.0 m or more tall. Leaves are deeply divided. Seedling and lower leaves are opposite, upper leaves are alternate along the stem. Green, staminate (male) flowers are found in elongated...

Common Ragweed Ambrosia artemisitfolia L. An erect, much branched annual up to 1.0 m or more tall. Leaves are deeply divided. Seedling and lower leaves are opposite, upper leaves are alternate along the stem. Green, staminate (male) flowers are found in elongated...

Annual Sow-Thistle Sonchus oleraceus L. Annual plant up to 1.0 m tall reproducing only from seed and with a deep taproot. Leaves are deeply lobed, without hairs, and shiny. Lower leaves have long petioles; upper ones are without petioles and the lower lobe clasps the...

Annual Sow-Thistle Sonchus oleraceus L. Annual plant up to 1.0 m tall reproducing only from seed and with a deep taproot. Leaves are deeply lobed, without hairs, and shiny. Lower leaves have long petioles; upper ones are without petioles and the lower lobe clasps the...

Annual Sow-Thistle Sonchus oleraceus L. Annual plant up to 1.0 m tall reproducing only from seed and with a deep taproot. Leaves are deeply lobed, without hairs, and shiny. Lower leaves have long petioles; upper ones are without petioles and the lower lobe clasps the...