familyRosaceae
subfamilyRosaceae subfam. Amygdaloideae
genusCrataegus
sectionCrataegus sect. Coccineae
speciesCrataegus margarettae
Crataegus margarettae var. margarettae
Endemic
Treatment appears in FNA Volume 9. Treatment on page 602.
Revision as of 12:45, 30 July 2020 by imported>Volume Importer
Leaves: blade broadly elliptic to suborbiculate, 3–5 cm, base broadly cuneate, lobe sinuses ± shallow to ± deep, apex obtuse to subacute. Flowers 12–17 mm diam. Pomes broadly ellipsoid to suborbicular.
Phenology: Flowering Apr–May; fruiting Sep–Oct.
Habitat: Hedgerows, thickets, wood margins, dry areas
Elevation: 100–300 m
Distribution
Ont., Ill., Ind., Iowa, Ky., Mich., Mo., Ohio, Pa., Va., W.Va., Wis.
Discussion
Variety margarettae is the most common variety, occurring nearly throughout the range of the species. It has an uncommon form with distinctly pubescent inflorescences.
Selected References
None.
Lower Taxa
None.
"thin" is not a number."entire" is not a number."glabrous" 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 margarettae var. margarettae"
glabrous +
aggregated +
epigynous +
ivory +
dehiscent +
obtuse;subacute +
flattened-scaly +
orangebrown +
exposed +
stipuliform +
cuneate +
1.6-2 +
mid +
chartaceous +
matte +
subcoriaceous +
leafy +
absent +
symmetric +
caducous +
subherbaceous +
absent +
numerous +
falcate +
membranous +
spreading +
woody +
simple +
lobed +
aggregated +
absent +
absent +
hard +
aggregated +
mature +
caducous +
small +
fascicles +
determinate +
glabrous +
persistent +
glabrous +
obconic +
constricted +
2mm;6mm +
6-15-flowered +
axillary +
crassinucellate +
stipitate-glandular +
compound +
alternate +
deciduous +
horizontal +
prominent +
absent +
dominant +
free +
earlier +
glabrous +
absent +
aggregated +
superposed +
monopodial +
corymbose +
convex +
absent +
epigynous +
pale paper brown +
post-mature +
eglandular +
sessile-glandular +
absent +
1;250 +
longitudinal +
exposed +
thin +
pruinose +
glabrous +
bright +
J. Elisha Mitchell Sci. Soc. +
1900 +
grooved +
plane +
nonaccrescent +
not arillate +
2;1 +
sessile +
persistent +
reflexed +
1/2;2/3 +
triangular +
annual +
absent +
woody +
grooved +
eroded +
absent +
pitted +
matte +
Endemic +
usually shorter +
spreading +
outer +
capitate +
pinnate +
deciduous +
free +
absent +
persistent +
distinct +
terminal +
3;2 +
elongate +
Crataegus margarettae var. margarettae +
Crataegus margarettae +
variety +
compound +
blackish +
straight +
recurved +
shiny +
slender +
pinnate +
young +
developed +
absent +
inconspicuous +
minute +
fibrous +
absent +
thorny +
straight +
determinate +
serrate +
unarmed +
multistemmed +
perennial +
incised +
narrower +