Thlaspi arvense

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Scientific Name Thlaspi arvense USDA PLANTS Symbol
THAR5
Common Name Field Pennycress ITIS Taxonomic Serial No.
23422
Family Brassicaceae (Mustard) SEINet
Reference
Click Here
Description Life zones and habitat: Plains to montane; open areas, disturbed areas, roadsides.
Plant: Erect, single or branched annual 7 to 30 inches tall, bright green, hairless with an unpleasant odor when bruised.
Leaves: Alternate leaves; ovate basal leaves wither early, oblong middle and upper leaves.
Inflorescence: Very small white flowers initially in a small, flat cluster at the top of the stem, four sepals, four white petals, six stamens.
Fruit: Large numbers of flat seed pods on slender, upward curving stalks, bright green to yellowish.
References: Descr. adapted from www.plantwise.org
Colorado Status
Introduced

© Tom Lebsack 2017