familyRosaceae
subfamilyRosaceae subfam. Amygdaloideae
genusCrataegus
sectionCrataegus sect. Macracanthae
speciesCrataegus scabrida
Crataegus scabrida var. cyclophylla
Publ. Bot. Milwaukee Public Mus. 3: 170. 1965.
Conservation concernEndemic
Basionym: Crataegus cyclophylla Sargent Rhodora 7: 210. 1905
Synonyms: C. brainerdii var. cyclophylla (Sargent) E. J. Palmer
Treatment appears in FNA Volume 9. Treatment on page 524.
Leaf-blades broadly elliptic, 3–5 cm, adaxial surface sparsely to densely appressed-pubescent young, glabrescent. Inflorescence branches glabrous. Flowers: hypanthium glabrous.
Phenology: Flowering May–Jun; fruiting Sep–Oct.
Habitat: Brush, roadsides, woodland edges
Elevation: 20–200 m
Distribution
Ont., Conn., Mass., Vt.
Discussion
Of conservation concern.
Variety cyclophylla grows in southern New England and eastern Ontario.
Selected References
None.
Lower Taxa
None.
"thin" is not a number."glabrous" is not a number. "pubescent" is not a number."adnate" is not a number."dm" is not declared as a valid unit of measurement for this property.
... more about "Crataegus scabrida var. cyclophylla"
glabrous +
aggregated +
epigynous +
pink +
dehiscent +
acute +
flattened-scaly +
absent +
elliptic +
coriaceous +
leafy +
absent +
symmetric +
caducous +
absent +
falcate +
membranous +
woody +
simple +
lobed +
aggregated +
absent +
absent +
hard +
aggregated +
mature +
fascicles +
deep +
determinate +
glabrous +
dull +
persistent +
glabrous +
obconic +
constricted +
2mm;6mm +
6-10-flowered +
glabrous +
axillary +
crassinucellate +
compound +
alternate +
deciduous +
horizontal +
prominent +
craspedodromous +
absent +
dominant +
sessile-glandular +
serrate +
free +
earlier +
absent +
aggregated +
superposed +
monopodial +
corymbose +
domed +
absent +
epigynous +
pale paper brown +
post-mature +
absent +
slender +
1;250 +
exposed +
thin +
pruinose +
suborbicular +
Publ. Bot. Milwaukee Public Mus. +
1965 +
grooved +
not arillate +
2;1 +
persistent +
spreading +
triangular +
annual +
absent +
woody +
excavated +
eroded +
absent +
pitted +
plane +
shallow +
usually shorter +
8;7 +
spreading +
outer +
capitate +
pinnate +
deciduous +
free +
absent +
persistent +
distinct +
terminal +
4;3 +
elongate +
Crataegus scabrida var. cyclophylla +
Crataegus scabrida +
variety +
compound +
stout +
recurved +
pinnate +
young +
developed +
absent +
inconspicuous +
minute +
absent +
thorny +
determinate +
old +
shiny +
unarmed +
perennial +
incised +
narrower +