
Galium_aparine1_2024-05-25 SW Michigan USA
In the fall and winter when wandering near the lake shore in an area where these live, many (too many) of the seeds attach to my clothing with their fishhook barbed hairs and are quite difficult to remove.
Immature seed:
Flower, looking down at the top of the stalk:
Flower in profile:

"Galium aparine", with common names including cleavers, clivers, catchweed, robin-run-the-hedge, goosegrass,and sticky willy, is an annual, herbaceous plant of the family Rubiaceae.
Similar species: Gentianales
By Jon Reck
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Uploaded May 26, 2024. Captured May 25, 2024 11:42 in FG6J+8M Delton, MI, USA.