Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Iva imbricata
FAMILY
Asteraceae__
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Seashore Elder at Vascular Plants of North Carolina.
This plant is often the most oceanward perennial plant, often the first perennial to colonize the upper beach or incipient dunes on island-end flats, where it occurs with such upper beach annuals as Euphorbia polygonifolia, Euphorbia bombensis, Cakile edentula, and Amaranthus pumilus, per Weakley's Flora (2022)
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Iva imbricata
FAMILY
Asteraceae__
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Iva imbricata
SYNONYMOUS WITH Flora of North America
Iva imbricata
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-01-002:
Iva imbricata FAMILY Asteraceae__
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Iva imbricata
COMMON NAME:
Seashore Elder, Dune Marsh-elder, Seacoast Marsh-elder
To see larger pictures, click or hover over the thumbnails.
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_ivim_001_lvd
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JK Marlow jkm0502e_35
February Georgetown County SC
Huntington Beach State Park
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JK Marlow jkm0309q_09
September Horry County SC
Myrtle Beach State Park
Somewhat fleshy, per Guide to the Wildflowers of SC (Porcher & Rayner, 2001).
)
JK Marlow jkm0309q_10
September Horry County SC
Myrtle Beach State Park
Flowers in the axils of upper bracteal leaves; fruit a yellow-brown achene, per Native Shrubs and Woody Vines of the Southeast (Foote & Jones, 1989).
)
JK Marlow jkm0309q_30
September Georgetown County SC
Huntington Beach State Park
Shrub 0.5-1m tall, decumbent at base, branched mostly at base, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm0309q_31
September Georgetown County SC
Huntington Beach State Park
Often the most ocean-ward perennial plant, per Guide to the Wildflowers of SC (Porcher & Rayner, 2001).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Iva imbricata
FAMILY
Asteraceae__
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Iva imbricata
FAMILY
Asteraceae__
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Iva imbricata
SYNONYMOUS WITH
Flora of North America
Iva imbricata
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-01-002:
Iva imbricata
FAMILY
Asteraceae__
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Iva imbricata
769
Shrub
Perennial
Habitat: dunes, upper beach, island-end flats, per Weakley's Flora
Native to the Carolinas & Georgia
Common in Coastal Plain
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:
Evergreen
Simple
Alternate (lower leaves opposite)
FLOWER:
Summer/Fall
Disc: Cream-colored/ Greenish-white
Rays: Absent or less than 3mm
Unisexual
Staminate corollas distinctly 5-lobed
5 stamens in staminate flowers
Inferior ovary
FRUIT:
Summer/Fall
Yellowish-brown
Achene
TO LEARN MORE about this plant, look it up in a good book!
- Guide to the Wildflowers of SC (Porcher & Rayner, 2001) p349
- Native Shrubs and Woody Vines of the Southeast (Foote & Jones, 1989) p128
- Field Guide to the Rare Plants of Georgia (Chafin, 2007) p207
- Wildflowers of the Carolina Lowcountry (Porcher, 1995) p084
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p093
- Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004) p180