*Trifolium dubium Sibthorp. Subgenus: Chronosemium. Common name: Low Hop Clover, Little Hop Clover. Phenology: Feb-Oct. Habitat: Roadsides, lawns, disturbed areas. Distribution: Native of Europe.
ID notes: "Trifolium dubium is often confused with Medicago lupulina; the latter may be distinguished by its toothed stipules, deciduous corollas, and shiny, black fruits" (Vincent & Gillett 2023).
Origin/Endemic status: Europe
Synonymy ⓘ: = Ar, C, Can, F, FNA11.2, G, GrPl, Il, K4, Mi, Mo3, NcTx, NE, NY, Pa, RAB, S, S13, SE3, Tat, Tn, Tx, Va, W, WH3, WV, Isely (1998). Basionym: Trifolium dubium Sibth. 1794
Links to other floras: = Trifolium dubium - FNA11.2
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACU
- Eastern Mountains and Piedmont: UPL
- Great Plains: FACU
- Midwest: FACU
- Northcentral & Northeast: FACU
Heliophily ⓘ: 8
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Horticultural Information
Intro: Erect annual of roadsides, fields, lawns and disturbed areas. Native of Eurasia.
Stems: Stems simple to much-branched and hairy to smooth.
Leaves: Leaves alternate, on petioles with a pair of stipules, pinnately divided into 3 oblong-oval leaflets, each nearly ½ in. long, notched at the tip, on short to no stalklets, finely toothed and mostly smooth.
Inforescence:
Flowers: Flowers in short-cylindrical heads no more than â…“ in. wide and borne on stalks from leaf axils; each flower is yellow, bilaterally symmetric, with typical pea-flower shape, the "banner" petal with a lengthwise fold.
Fruits: Fruit a 1-seeded pod.
Comments:
Height: 2-8 in.
plant sale text:
bloom table text:
description: Erect annual of roadsides, fields, lawns and disturbed areas. Native of Eurasia.
stems: Stems simple to much-branched and hairy to smooth.
leaves: Leaves alternate, on petioles with a pair of stipules, pinnately divided into 3 oblong-oval leaflets, each nearly ½ in. long, notched at the tip, on short to no stalklets, finely toothed and mostly smooth.
inflorescence:
flowers: Flowers in short-cylindrical heads no more than â…“ in. wide and borne on stalks from leaf axils; each flower is yellow, bilaterally symmetric, with typical pea-flower shape, the "banner" petal with a lengthwise fold.
fruits: Fruit a 1-seeded pod.
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cultural notes:
germination code:
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