Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Rosales
Series: Triflorae
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Crataegus triflora
FAMILY
Rosaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Crataegus triflora
FAMILY
Rosaceae
INCLUDING Floristic Synthesis of North America. BONAP (Kartesz, 2015)
Crataegus austromontana
INCLUDING Floristic Synthesis of North America. BONAP (Kartesz, 2015)
Crataegus triflora
INCLUDING Flora of North America north of Mexico, vol. 9 (2014)
Crataegus austromontana
INCLUDING Flora of North America north of Mexico, vol. 9 (2014)
Crataegus triflora
SYNONYMOUS WITH Haws: A Guide to Hawthorns of the Southeastern US (Lance, 2014)
Crataegus triflora
INCLUDING Beadle in Flora of the Southeastern US (Small, 1913)
Crataegus austromontana
INCLUDING Beadle in Flora of the Southeastern US (Small, 1913)
Crataegus triflora
COMMON NAME:
Threeflower Hawthorn
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow jkm150422_366
April Spartanburg County SC
In cultivation
)
JK Marlow jkm150422_370
April Spartanburg County SC
In cultivation
)
Richard and Teresa Ware rtw_c_triflora_43006_10
April Floyd County GA
)
Ron Lance rwlctriflora_1
April GA
)
Sam Pratt sbp_20140428_121556b
April Spartanburg County SC
In cultivation
Some of the largest flowers in the genus (to 3 cm diameter), per Weakley's Flora (2020).
)
Ron Lance rwl2193_a
May
)
Ron Lance rwl2193_a2
May
The only hawthorn species to routinely bear stamen counts of 25+ per flower, per Haws: A Guide to Hawthorns of the Southeastern US (Lance, 2014).
)
Ron Lance rwlctriflora_2
September GA
Leaves often ovate or broadly elliptic, softly pubescent..., per Haws: A Guide to Hawthorns of the Southeastern US (Lance, 2014).
)
Ron Lance rwl_a10_triflorae_triflor
Month Unknown
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Crataegus triflora
FAMILY
Rosaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Crataegus triflora
FAMILY
Rosaceae
INCLUDING
Floristic Synthesis of North America. BONAP (Kartesz, 2015)
Crataegus austromontana
INCLUDING
Floristic Synthesis of North America. BONAP (Kartesz, 2015)
Crataegus triflora
INCLUDING
Flora of North America north of Mexico, vol. 9
Crataegus austromontana
INCLUDING
Flora of North America north of Mexico, vol. 9
Crataegus triflora
SYNONYMOUS WITH
Haws: A Guide to Hawthorns of the Southeastern US (Lance, 2014)
Crataegus triflora
INCLUDING
Beadle in Flora of the Southeastern US (Small, 1913)
Crataegus austromontana
INCLUDING
Beadle in Flora of the Southeastern US (Small, 1913)
Crataegus triflora
2193
Shrub
Perennial
Habitat: Wooded ravines, mesic slopes, limestone outcrops, flatwoods, prairies, per Weakley's Flora
Native to Georgia & possibly North Carolina
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
IS THE PLANT "ARMED"?
Armed with stout nodal thorns (> 3cm long, 3-4mm in diameter)
LEAVES:
Deciduous
Simple
Alternate
Petioles distinctly stipitate-glandular, winged 3/4 or more of its length
FLOWER:
Spring
White
Radially symmetrical
5-lobed calyx
5 petals
Usually 30 or more stamens (anthers white or yellow)
Inferior ovary
Bisexual
Inflorescences of usually 3 flowers, sometimes 4-6, rarely to 12
FRUIT:
Summer/Fall
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) p320
- Field Guide to the Rare Plants of Georgia (Chafin, 2007) p105
- Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004) p125
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