Native & Naturalized Plants of the Carolinas & Georgia


922

Forb
Annual

Non-native: Europe

Documented growing wild in GA NC SC

Common

Look for it in fields, roadsides, disturbed areas, per Weakley's Flora

map
To see a detailed map, click here


Invasive?

This plant may be causing problems in natural areas outside its native range, according to authorities such as:

 

full sun

LEAVES:
Pinnately compound: 3 leaflets
Mostly alternate

FLOWER:
Spring/Summer/Fall
Yellow
Bilaterally symmetrical
5-toothed campanulate calyx
5-parted papilionaceous corolla
10 stamens, diadelphous, 9 and 1
Superior ovary

FRUIT:
Spring/Summer/Fall
Blackish
Legume

 

TO LEARN MORE about this plant, look it up in a good book!



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Fabales

WEAKLEY'S FLORA (11/30/12):
Medicago lupulina   FAMILY Fabaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Medicago lupulina   FAMILY Fabaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 098-16-003:
Medicago lupulina   FAMILY Fabaceae

 

COMMON NAME:
Black Medick, Yellow Trefoil


Click or hover over the thumbnails to see larger pictures.

image of Medicago lupulina, Black Medick, Yellow Trefoil

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_melu_001_lvd

        

image of Medicago lupulina, Black Medick, Yellow Trefoil

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_melu_007_lvd

        

image of Medicago lupulina, Black Medick, Yellow Trefoil

Terry Holdsclaw    tdh_m_lupulina_9164

March    Catawba County    NC

Dark green taprooted annual with a spreading, prostrate growth habit, per Weeds of Southern Turfgrasses.

image of Medicago lupulina, Black Medick, Yellow Trefoil

Terry Holdsclaw    tdh_m_lupulina_0228

May    Iredell County    NC

image of Medicago lupulina, Black Medick, Yellow Trefoil

Terry Holdsclaw    tdh_m_lupulina_0231

May    Iredell County    NC

Flowers in small heads, in a sprawling plant that resembles the Hop Clovers, per Newcomb's Wildflower Guide.

image of Medicago lupulina, Black Medick, Yellow Trefoil

Terry Holdsclaw    tdh_m_lupulina_0231b

May    Iredell County    NC

Flowers fall off soon after blooming, revealing curved legumes, per Wildflowers of the Southern Mountains.

image of Medicago lupulina, Black Medick, Yellow Trefoil

Terry Holdsclaw    tdh_m_lupulina_0231c

May    Iredell County    NC

Leaflets obovate to elliptic, toothed near (& with a small spur at) the tip, per Weeds of Southern Turfgrasses.


click here to see other plants that look similar to this COMPARE leaves that are trifoliolate and pinnately compound