Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Fabales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Trifolium dubium
FAMILY
Fabaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Learn more about Least Hop Clover from the Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Trifolium dubium
FAMILY
Fabaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Trifolium dubium
SYNONYMOUS WITH Native & naturalized Leguminosae (Fabaceae) of the US (Isely, 1998)
Trifolium dubium
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 098-14-014:
Trifolium dubium FAMILY Fabaceae
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Trifolium dubium
COMMON NAME:
Least Hop Clover, Low Hop Clover, Suckling Clover, Little Hop Clover
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_trdu2_001_lvd
)
JK Marlow jkm250413_2381
April Greenville County SC
Parking lot
Trifolium campestre on the left, T. dubium on the right.
)
JK Marlow jkm250413_2383
April Greenville County SC
Parking lot
Trifolium dubium on the left, T. campestre on the right.
)
JK Marlow s040421_ab
April Greenville County SC
Roadside
Leaves pinnately trifoliolate, terminal leaflet with a petiolule ~ 1mm long, per Weakley's Flora (2012).
COMPARE
leaves that are trifoliolate and pinnately compound
)
Steve Marlow snm140523_075b
May Greenville County SC
Swamp Rabbit Trail
Standard inconspicuously veined; heads generally with 5-15(20) flowers, per Weakley's Flora (2012).
COMPARE
Hop Clover species
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Trifolium dubium
FAMILY
Fabaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Trifolium dubium
FAMILY
Fabaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Trifolium dubium
SYNONYMOUS WITH
Native & naturalized Leguminosae (Fabaceae) of the US (Isely, 1998)
Trifolium dubium
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 098-14-014:
Trifolium dubium
FAMILY
Fabaceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Trifolium dubium
1537
Forb
Annual
Habitat: Roadsides, lawns, disturbed areas, per Weakley's Flora
Non-native: Europe
Common (uncommon in Carolina Mountains)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
This plant may be causing problems in natural areas outside its native range, according to authorities such as:
LEAVES:
Odd-pinnately compound: 3 leaflets
Mostly alternate
Stipules conspicuous, persistent, & adnate to the petiole
FLOWER:
Spring/Summer/Fall
Yellow
Bilaterally symmetrical
5-parted papilionaceous corolla
Superior ovary
FRUIT:
Spring/Summer/Fall
Legume
TO LEARN MORE about this plant, look it up in a good book!
- Newcomb's Wildflower Guide (Newcomb, 1977) p058
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p232
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p033
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p207
- Wildflowers of Tennessee (Carman, 2005) p142
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p179
- Wildflowers of the Southern Mountains (Smith, 1998) p084
- Weeds of Southern Turfgrasses (Murphy et al., 1992) p147
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".