Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Rosales
Series: Macracanthae
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Crataegus calpodendron
FAMILY
Rosaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Pear Hawthorn at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Crataegus calpodendron
FAMILY
Rosaceae
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 9 (2014)
Crataegus calpodendron
SYNONYMOUS WITH Haws: A Guide to Hawthorns of the Southeastern US (Lance, 2014)
Crataegus calpodendron
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 097-20-007:
Crataegus calpodendron FAMILY Rosaceae
INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Crataegus calpodendron var. calpodendron
INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Crataegus calpodendron var. globosa
INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Crataegus calpodendron var. microcarpa
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Crataegus calpodendron
INCLUDING Beadle in Flora of the Southeastern US (Small, 1913)
Crataegus chapmanii
COMMON NAME:
Pear Hawthorn
To see larger pictures, click or hover over the thumbnails.
)
Manual of the Trees of North America (Exclusive of Mexico) (Sargent, 1905) mtna_i_569
Cratægus chapmanii
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_crca_001_lvd
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_crgl9_001_lvd
Crataegus globosa
)
Ron Lance rwlccalpodendron_1
May Buncombe County NC
Leaves vary from obovate to elliptic or ovate, nearly always somewhat hairy, per Haws: A Guide to Hawthorns of the Southeastern US (Lance, 2014).
)
Ron Lance rwlccalpodendron_1b
May Buncombe County NC
One of the latest hawthorns in our area to flower, per Weakley's Flora (2020).
)
Ron Lance rwlccalpodendron_2
September Buncombe County NC
Fruit usually ellipsoid, somewhat pear-shaped, per Haws: A Guide to Hawthorns of the Southeastern US (Lance, 2014).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Crataegus calpodendron
FAMILY
Rosaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Crataegus calpodendron
FAMILY
Rosaceae
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 9
Crataegus calpodendron
SYNONYMOUS WITH
Haws: A Guide to Hawthorns of the Southeastern US (Lance, 2014)
Crataegus calpodendron
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 097-20-007:
Crataegus calpodendron
FAMILY
Rosaceae
INCLUDING
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Crataegus calpodendron var. calpodendron
INCLUDING
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Crataegus calpodendron var. globosa
INCLUDING
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Crataegus calpodendron var. microcarpa
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Crataegus calpodendron
INCLUDING
Beadle in Flora of the Southeastern US (Small, 1913)
Crataegus chapmanii
2173
Shrub; Tree
Perennial
Habitat: Mixed hardwood forests, open slopes, wooded ravines, streamsides, especially over basic or calcareous rocks, per Weakley's Flora
Native to the Carolinas & Georgia
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.)
IS THE PLANT "ARMED"?
Armed with stout nodal thorns (> 4cm long, 3-4mm in diameter)
LEAVES:
Deciduous
Simple
Alternate
Petioles partially winged
FLOWER:
Spring/Summer
White
Radially symmetrical
5-lobed calyx
5 petals
20 stamens (anthers usually pink to purplish, sometimes white)
Inferior ovary
Bisexual
Inflorescences of 12-30 flowers
FRUIT:
Summer/Fall
Orange-red to red
Pome
TO LEARN MORE about this plant, look it up in a good book!
- Haws: A Guide to Hawthorns of the Southeastern US (Lance, 2014) p358
- Native Shrubs and Woody Vines of the Southeast (Foote & Jones, 1989) p076
- Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004) p122
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