Native & Naturalized Plants of the Carolinas & Georgia


398

Tree
Perennial

Native to the Carolinas & Georgia

Documented growing wild in GA NC SC

Common in Mountains, uncommon in Piedmont

Look for it in mesic to subxeric hardwood forests, wooded slopes, rock outcrops, pastures, thickets, mountain balds and rocky summits, per Weakley's Flora

map
To see a detailed map, click here

 

...Moist ...Variable

IS THE PLANT "ARMED"?
Armed with moderately stout nodal thorns (> 2cm long, 1.5-3mm in diameter)

LEAVES:
Deciduous
Simple
Alternate
Petioles 1/3-2/3 length of blade, eglandular or remotely glandular in spring

FLOWER:
Spring
White
Radially symmetrical
5-lobed calyx
5 petals
5-10 stamens (anthers reddish)
Inferior ovary
Inflorescences of 3-12 flowers

FRUIT:
Summer/Fall
Orange-red to dull red
Pome

 

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



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Rosales
Series: Tenuifoliae

WEAKLEY'S FLORA (10/20/20):
Crataegus macrosperma   FAMILY Rosaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Crataegus macrosperma   FAMILY Rosaceae

SYNONYMOUS WITH Flora of North America
Crataegus macrosperma

SYNONYMOUS WITH Haws: A Guide to Hawthorns of the Southeastern US (Lance, 2014)
Crataegus macrosperma

INCLUDING Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Crataegus flabellata

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 097-20-004:
Crataegus flabellata   FAMILY Rosaceae

INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Crataegus macrosperma var. macrosperma

INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Crataegus macrosperma var. roanensis

INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933)
Crataegus macrosperma

INCLUDING Beadle in Flora of the Southeastern US (Small, 1913)
Crataegus macrosperma

INCLUDING Beadle in Flora of the Southeastern US (Small, 1913)
Crataegus roanensis

 

COMMON NAME:
Eastern Hawthorn


Click or hover over the thumbnails to see larger pictures.

image of Crataegus macrosperma, Eastern Hawthorn

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_crma3_001_lvd

        

image of Crataegus macrosperma, Eastern Hawthorn

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_crro8_001_lvd

        

Crataegus roanensis

image of Crataegus macrosperma, Eastern Hawthorn

JK Marlow    jkm0304t_30a

April    Rutherford County    NC

Chimney Rock Park

Thorns in series Tenuifoliae are moderately stout, 2-6cm, and often curved, per Haws: A Guide to Hawthorns of the Southeastern US.

image of Crataegus macrosperma, Eastern Hawthorn

Ron Lance    rwlcmacrosperma_1

May    Henderson County    NC

Consistent in having adaxially scabrous young leaves and 5-10 stamens, per Weakley's Flora (2020).

image of Crataegus macrosperma, Eastern Hawthorn

JK Marlow    jkm0407t_21

July    Mitchell County    NC

The Roan Highlands

image of Crataegus macrosperma, Eastern Hawthorn

Ron Lance    rwl398_a

September        

Fruit usually obovoid, sometimes subglobose or oblong, often pruinose, per Haws: A Guide to Hawthorns of the Southeastern US.

image of Crataegus macrosperma, Eastern Hawthorn

Ron Lance    rwlcmacrosperma_2

September-October    Henderson County    NC

Leaf blades ovate to deltate; lobes acute to acuminate, per Haws: A Guide to Hawthorns of the Southeastern US.