Crataegus marshallii

Eggleston in N. L. Britton and J. A. Shafer

in N. L. Britton and J. A. Shafer, N. Amer. Trees, 473. 1908.

Common names: Parsley haw
Endemic
Basionym: Mespilus apiifolia Marshall Arbust. Amer., 89. 1785,
Treatment appears in FNA Volume 9. Treatment on page 498. Mentioned on page 592, 625, 632.

Shrubs or trees, 20–80 dm. Stems 1-trunked; 1-year old twigs dark purple-brown, older dark, dull gray; thorns on twigs straight or slightly recurved, 1.5–3 cm, 3-years old dark and shiny, slender, 2–3 cm. Leaves: petiole long, pubescent; blade broadly ovate to deltate, 1.5–3 cm, base broadly cuneate to ± truncate, lobes 3 per side, narrow, margins serrate, particularly toward lobe apices, veins 7 or 8 per side (including those to sinuses), apex acute, surfaces hairy, especially along veins abaxially. Inflorescences 4–10-flowered; branches densely pubescent; bracteole margins short-stipitate-glandular. Flowers 12–17 mm diam.; hypanthium hairy; sepals narrowly triangular, margins slightly incised; stamens 20, anthers deep rose to red; styles 1 or 2 (or 3). 2n = 34, 51.


Phenology: Flowering Mar–Apr; fruiting Sep–Nov.
Habitat: Alluvial and other woodlands, light shade, open areas, calcareous or mafic rock, uplands
Elevation: 10–500 m

Distribution

V9 836-distribution-map.jpg

Ala., Ark., Fla., Ga., Ill., Ky., La., Miss., Mo., N.C., Okla., S.C., Tenn., Tex., Va.

Discussion

Crataegus marshallii is common in the southeastern United States; reports from Kansas are unconfirmed. The exfoliating bark is an attractive ornamental characteristic.

Crataegus apiifolia (Marshall) Michaux is an illegitimate name.

Selected References

None.

Lower Taxa

None.
... more about "Crataegus marshallii"
0.8 cm8 mm <br />0.008 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
70 +  and 45 +
rose +  and red +
James B. Phipps +
Eggleston in N. L. Britton and J. A. Shafer +
exfoliating +
compound +  and simple +
opposite +  and alternate +
broadly cuneate +  and more or less truncate +
Mespilus apiifolia +
8 cm80 mm <br />0.08 m <br /> (12 cm120 mm <br />0.12 m <br />) +
broadly ovate +  and deltate +
1.5 cm15 mm <br />0.015 m <br /> (3 cm30 mm <br />0.03 m <br />) +
short-stipitate-glandular +
adnate +  and distinct +
crowded +, scattered +  and alternate +
Parsley haw +
Ala. +, Ark. +, Fla. +, Ga. +, Ill. +, Ky. +, La. +, Miss. +, Mo. +, N.C. +, Okla. +, S.C. +, Tenn. +, Tex. +  and Va. +
not +  and aggregated +
10–500 m +
1.2 cm12 mm <br />0.012 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
unisexual +  and bisexual +
not +  and aggregated +
not +  and aggregated +
yellow +  and red or purplish +
0.6 cm6 mm <br />0.006 m <br /> (2 cm20 mm <br />0.02 m <br />) +
tomentose +  and glabrous +
Alluvial and other woodlands, light shade, open areas, calcareous or mafic rock, uplands +
constricted +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
crassinucellate +
deciduous +
inferior +  and superior +
biseriate +  and clustered +
collateral +  and basal +
0.8 cm8 mm <br />0.008 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
0 (?) +  and 4 (?) +
free +  and distinct +
post-mature +
Flowering Mar–Apr +  and fruiting Sep–Nov. +
adnate +, free +, connate +  and distinct +
dark gray-brown +  and russet +
exfoliating +  and corrugated +
bright red +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
orbicular +  and ellipsoid to sometimes +
in N. L. Britton and J. A. Shafer, N. Amer. Trees, +
not arillate +
persistent +
free +  and distinct +
appressed +  and erect +
triangular +
1-50-flowered +  and few-leaved +
craspedodromous +
free +  and distinct +
branched +  and simple +
persistent +
distinct +
exsert +  and lateral +
elongate +
Crataegus marshallii +
Crataegus (sect. Crataegus) ser. Apiifoliae +
species +
6 cm60 mm <br />0.06 m <br /> (10 cm100 mm <br />0.1 m <br />) +
curved +  and straight +
slender +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
gland-tipped +
inconspicuous +
exfoliating +
1 +  and few +
gray +, dark +  and dark purple-brown +
straight +
determinate +
older +  and old +
8 +  and 7 +
tree +  and shrub +