Mediterranean Hartwort (Tordylium apulum)
Description
Tordylium apulum, commonly known as the Mediterranean hartwort, is an annual forb or herb. It is classified within the family Apiaceae, the carrot family. It is native to Europe and Western Asia, but has been introduced to the United States, where it is now found only in Arizona. The Mediterranean hartwort usually grows to 20-50 centimeters in height. It has an erect stem that is branched with soft, spreading hairs at the base, and scattered hairs along the rest of the stem. The leaves are softly hairy and pinnate, with the lower leaves being oval with toothed segments, and the upper leaves having linear segments. It has 2-8 primary rays. The marginal flowers each have 1 white petal, enlarged, and uniformly deeply 2-lobed. The bracts and bracteoles are linear long-pointed with spreading hairs. The fruit is orbicular and flattened, and usually is 5-8 millimeters in size.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum:
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Class: Magnoliopsida
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Order: Apiales
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Family: Apiaceae
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Genus: Tordylium
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