OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Brassicales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Borodinia laevigata   FAMILY Brassicaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Arabis laevigata var. laevigata   FAMILY Brassicaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Borodinia laevigata

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 7 (2010)

Boechera laevigata

INCLUDED WITHIN Transfer of most North American species of Arabis to Boechera (Al-Shehbaz, 2003)

Boechera laevigata

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)

Arabis laevigata var. laevigata

INCLUDING VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 088-25-004a:

Arabis laevigata var. laevigata   FAMILY Brassicaceae

INCLUDING (MISAPPLIED) Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968)

Arabis laevigata var. burkii

INCLUDING & INCLUDED WITHIN (MISAPPLIED IN PART) Manual of the Southeastern Flora (Small, 1933, 1938)

Arabis burkii

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)

Arabis laevigata

 

COMMON NAME:
Common Smooth Rockcress


         To see larger pictures, click or hover over the thumbnails.

image of Borodinia laevigata, Common Smooth Rockcress

JK Marlow    jkm090321_020

March    Greenville County    SC

Chestnut Ridge Heritage Preserve

Plant glabrous, often glaucous, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Borodinia laevigata, Common Smooth Rockcress

JK Marlow    jkm090321_026

March    Greenville County    SC

Chestnut Ridge Heritage Preserve

Stem leaves auriculate-sagittate, sometimes clasping, sessile, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Borodinia laevigata, Common Smooth Rockcress

JK Marlow    jkm090321_030

March    Greenville County    SC

Chestnut Ridge Heritage Preserve

Four sepals, slightly shorter than the petals, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

image of Borodinia laevigata, Common Smooth Rockcress

JK Marlow    jkm090321_031

March    Greenville County    SC

Chestnut Ridge Heritage Preserve

Flowers ascending at anthesis; sepals glabrous; petals white, 3-5mm, per Flora of North America.

image of Borodinia laevigata, Common Smooth Rockcress

JK Marlow    jkm090321_089

March    Greenville County    SC

Chestnut Ridge Heritage Preserve

Leaves of the basal rosette serrate to dentate, 3-8cm x 1-3cm, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Borodinia laevigata, Common Smooth Rockcress

JK Marlow    jkm090321_091

March    Greenville County    SC

Chestnut Ridge Heritage Preserve

image of Borodinia laevigata, Common Smooth Rockcress

JK Marlow    jkm090412_053

April    Greenville County    SC

Chestnut Ridge Heritage Preserve

Fruiting pedicels ascending not appressed; silique 1.2-2mm x 7-10cm, arcuate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Borodinia laevigata, Common Smooth Rockcress

JK Marlow    jkm150424_650

April    Blount County    TN

Great Smoky Mountains National Park

image of Borodinia laevigata, Common Smooth Rockcress

JK Marlow    jkm090711_066

July    Greenville County    SC

Chestnut Ridge Heritage Preserve

Of our Borodinia, this is the most common, being the least limited to calcareous substrates, per Weakley's Flora (2020).

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Borodinia laevigata   FAMILY Brassicaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Arabis laevigata var. laevigata   FAMILY Brassicaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Borodinia laevigata

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 7
Boechera laevigata

INCLUDED WITHIN Transfer of most North American species of Arabis to Boechera (Al-Shehbaz, 2003)
Boechera laevigata

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Arabis laevigata var. laevigata

INCLUDING VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 088-25-004a:
Arabis laevigata var. laevigata   FAMILY Brassicaceae

INCLUDING (MISAPPLIED) Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968)
Arabis laevigata var. burkii

INCLUDING & INCLUDED WITHIN (MISAPPLIED IN PART) Manual of the Southeastern Flora (Small, 1933, 1938)
Arabis burkii

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Arabis laevigata

 

Find by SCIENTIFIC NAME:

113

Forb
Biennial/Rarely perennial

Habitat: Rocky woodlands and forests, rock outcrops, especially mafic or calcareous, but also on more acidic substrates, rarely also in bottomlands, per Weakley's Flora

Native to the Carolinas & Georgia

Common (uncommon in GA Piedmont, rare in GA Coastal Plain)

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

LEAVES:
Simple
Basal rosette & alternate
Stem leaves auriculate-clasping

FLOWER:
Spring
Creamy white
Radially symmetrical
4 sepals
4 petals
6 stamens tetradynamous (2 short, 4 long)
Bisexual

Inflorescence a raceme of 16-45 flowers, sometimes branched (thus a panicle?)

FRUIT:
Spring/Summer
Silique

 

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



 


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