Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Polymnia canadensis
FAMILY
Asteraceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Small-flowered Leafcup at Vascular Plants of North Carolina.
Check out the pictures on Jim Fowler's blog.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Polymnia canadensis
FAMILY
Asteraceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Polymnia canadensis
SYNONYMOUS WITH Flora of North America
Polymnia canadensis
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-52-002:
Polymnia canadensis FAMILY Asteraceae
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Polymnia canadensis
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Polymnia radiata
COMMON NAME:
White-flowered Leafcup, Small-flowered Leafcup
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_poca11_001_lvd
)
JK Marlow jkm0507c_35
July Fayette County WV
Roadside
)
JK Marlow jkm0507c_36
July Fayette County WV
Roadside
Stem obviously and usually densely pubescent, per Weakley's Flora.
)
JK Marlow jkm0507d_17
July Fayette County WV
Roadside
)
JK Marlow jkm0507d_18b
July Fayette County WV
Roadside
White rays to 0.5" long, 3-lobed at the tip, sometimes inconspicuous/absent, per Wildflowers of Tennessee (Carman, 2005).
)
JK Marlow jkm060709_019
July Fayette County WV
)
JK Marlow jkm060709_025
July Fayette County WV
Peduncles villous to stipitate-glandular. Involucral bracts acute to acuminate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow s060709_b
July Fayette County WV
Leaves pinnately lobed, 4-12" long. Petiole sometimes winged near blade, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
)
JK Marlow s060709_c
July Fayette County WV
)
Richard and Teresa Ware rtw_polymnia_radiata
August
Rays of P. radiata conspicuous, cuneate to oval-cuneate, 3-lobed, 5-10mm, per Flora of the southeastern United States (JK Small, 1913).
)
Richard and Teresa Ware rtw_polymnia_canadensis
October
Rays of P. canadensis suborbicular to orbicular-reniform, 1-2mm long, per Flora of the southeastern United States (JK Small, 1913).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Polymnia canadensis
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Polymnia canadensis
FAMILY
Asteraceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Polymnia canadensis
SYNONYMOUS WITH
Flora of North America
Polymnia canadensis
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-52-002:
Polymnia canadensis
FAMILY
Asteraceae
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Polymnia canadensis
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Polymnia radiata
1129
Forb
Perennial
Habitat: Moist forests, particularly over calcareous rocks, per Weakley's Flora
Native to North Carolina & Georgia
Common in GA Mountains, uncommon in NC Mountains, waifs in SC
Click here to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
LEAVES:
Simple - pinnately lobed
Mostly opposite
FLOWER:
Summer/Fall
Rays: obsolete or white
Disc: Yellow
Disc flowers bisexual but sterile/ Ray flowers pistillate
Inferior ovary
FRUIT:
Summer/Fall
Brownish
Achene
TO LEARN MORE about this plant, look it up in a good book!
- Newcomb's Wildflower Guide (Newcomb, 1977) p278
- Field Guide to the Rare Plants of Georgia (Chafin, 2007) p285
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p203
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p118
- Wildflowers of Tennessee (Carman, 2005) p317
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p367
- Wildflowers of the Southern Mountains (Smith, 1998) p207