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Content tagged with "spring wildflower"

Photo of black medick closeup of cloverlike yellow flowerhead

Black Medick (Flower)

The small, cloverlike flowering heads and trifoliate leaves of black medick are clues that this plant is in the Fabaceae, the bean or pea family. An introduced, weedy species, it is closely related to alfalfa.

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Photo of black mustard plant growing in cracked pavement

Black Mustard

A native of Eurasia, black mustard is weedy and grows in fields, waste places, roadsides, and other disturbed areas. Until it was recently replaced by another species (brown mustard, which also is naturalized in Missouri) black mustard was the chief source of seed used in making table mustard.

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Photo of black mustard flower cluster

Black Mustard

Brassica nigra
Next time you breeze past weedy black mustard on the highway or spot it in a fallow field, think of how important this and other mustards are to the world economy – and to your dinner table.

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Photo of black mustard plants on the edge of a field

Black Mustard

Black mustard can grow to 5 feet tall. Next time you breeze past weedy black mustard on the highway or spot it in a fallow field, think of how important this and other mustards are to the world economy – and to your dinner table.

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Photo of black mustard flower cluster

Black Mustard (Flowers)

The flowers of black mustard are very small, yellow, and about 3/8 inch wide, with the 4 petals arranged like a cross. It blooms April–November. The fruits are long seedpods (technically, siliques) that form lower on the stalk as new flowers develop higher up.

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Photo of black mustard leaves

Black Mustard (Leaves)

The leaves of black mustard have long petioles and are highly variable, often irregularly lobed to the midrib, generally ovate, some with teeth.

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Photo of black-eyed Susan flowerhead with a beetle on it.

Black-Eyed Susan

In the 1970s, researchers explored the different patterns of reflected ultraviolet light in the corollas of this and other rudbeckias. Although UV light is invisible to humans, bees and some other insects can see it, and the special patterns in the flowers serve especially to attract them.

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Photo of black-eyed Susan flowerhead.

Black-Eyed Susan

Black-eyed Susan flowerheads are solitary or in loose, open clusters, terminal on the stalk, and grow to 4 inches across. The 8–21 ray flowers are rich yellow or orangish and slender. The central disk is deep brown to purple-brown and hemispherical, becoming egg-shaped with maturity.

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Photo of several black-eyed Susan flowers.

Black-Eyed Susan

Rudbeckia hirta
Black-eyed Susan is a tremendously popular native wildflower for gardening. It’s also commonly planted along roadways, so when it’s blooming, May through October, you’re sure to see it somewhere.

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Photo of black-eyed Susan flowerhead.

Black-Eyed Susan

Black-eyed Susan is popular as a native garden ornamental and is often sold as a cut flower. Historically, Native Americans used this and other Rudbeckia species medicinally.

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