*Medicago lupulina Linnaeus. Section: Lupularia. Common name: Black Medick, Yellow Trefoil. Phenology: Mar-Dec. Habitat: Fields, roadsides, disturbed areas, vacant lots. Distribution: Native of Europe.
Origin/Endemic status: Europe
Synonymy ⓘ: = Ar, Bah, C, FNA11.2, G, GrPl, Il, K1, K3, K4, Mi, NcTx, NE, NY, Pa, RAB, S, S13, SE3, Tat, Tn, Tx, Va, W, WH3, WV, Isely (1998), Woods & Orcutt (2017); > Medicago lupulina L. var. glandulosa Neilr. – F; > Medicago lupulina L. var. lupulina – F
Links to other floras: = Medicago lupulina - FNA11.2
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: UPL
- Eastern Mountains and Piedmont: FACU
- Great Plains: FACU
- Midwest: FACU
- Northcentral & Northeast: FACU
Heliophily ⓘ: 8
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Horticultural Information
Intro: Erect to reclining annual of agricultural fields, roadsides and other open, disturbed areas. Native of Europe.
Stems: Stems sprawling, 4-angled, branched and usually hairy.
Leaves: Leaves alternate, on petioles with a pair of oval to lance-shaped stipules at base, divided into 3 finely toothed, oval leaflets about 1/2 in. long; the center leaflet is stalked.
Inforescence:
Flowers: Flowers in rounded heads about 1/4 in. long, on stalks arising from leaf axils; yellow; about 1/8 in. long when fully open; with typical pea-flower shape.
Fruits: Fruit a tiny, kidney-shaped pod that turns black.
Comments:
Height: to 2 1/2 ft.
plant sale text:
bloom table text:
description: Erect to reclining annual of agricultural fields, roadsides and other open, disturbed areas. Native of Europe.
stems: Stems sprawling, 4-angled, branched and usually hairy.
leaves: Leaves alternate, on petioles with a pair of oval to lance-shaped stipules at base, divided into 3 finely toothed, oval leaflets about 1/2 in. long; the center leaflet is stalked.
inflorescence:
flowers: Flowers in rounded heads about 1/4 in. long, on stalks arising from leaf axils; yellow; about 1/8 in. long when fully open; with typical pea-flower shape.
fruits: Fruit a tiny, kidney-shaped pod that turns black.
comments:
cultural notes:
germination code:
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