Crataegus annosa

Beadle

Biltmore Bot. Stud. 1: 83. 1902.

Treatment appears in FNA Volume 9. Treatment on page 617. Mentioned on page 612, 616.

Trees, 80 dm. Stems: trunk bark dark, rimose; twigs not recorded; thorns on twigs ± straight, 1-year old chestnut-brown or gray, slender, 2–3 cm. Leaves: petiole slender, length 25–50% blade, pubescent (at least young), sessile-glandular; blade rhombic-elliptic to obovate or obtrullate, 2–4 cm, texture and base not recorded, lobes small across apical part, sinuses, lobe apex, and margins not recorded, veins 2 or 3 per side extension shoots with 3–4 pairs, apex not recorded, surfaces sparsely pubescent. Inflorescences 3–5-flowered; branches densely pubescent; bracteoles not recorded. Flowers 15–20 mm diam.; hypanthium pubescent; sepals 3–4.5 mm, margins glandular-serrate; stamens 20, anthers ivory; styles 3–5. Pomes reddish orange to yellow, washed red, suborbicular to broadly ellipsoid, 10–12 mm diam., pubescence not recorded; sepals reflexed; pyrenes 3–5.


Phenology: Flowering Apr; fruiting Sep.
Habitat: Brush
Elevation: 50 m

Discussion

Crataegus annosa is typical for ser. Apricae in foliage and fruit, but in anther number and color, and in the narrower short-shoot leaves, it is typical of ser. Lacrimatae. It is known only from syntype specimens and is only doubtfully placed in ser. Apricae.

Selected References

None.

Lower Taxa

None.
... more about "Crataegus annosa"
pilose +  and glabrous +
glabrous +, glabrescent +  and hairy +
0.8 cm8 mm <br />0.008 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
James B. Phipps +
Beadle +
thin-exfoliating +  and corrugated +
compound +  and simple +
opposite +  and alternate +
cuneate +
8 cm80 mm <br />0.08 m <br /> (12 cm120 mm <br />0.12 m <br />) +
rhombic-elliptic +  and obovate or obtrullate +
2 cm20 mm <br />0.02 m <br /> (4 cm40 mm <br />0.04 m <br />) +
linear +  and narrowly oblong +
rather than pendent +  and spreading +
adnate +  and distinct +
crowded +, scattered +  and alternate +
not +  and aggregated +
1.5 cm15 mm <br />0.015 m <br /> (2 cm20 mm <br />0.02 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 />) +
dark purple-brown +, gray-brown +, gray +, older +, rarely tan +  and chestnut +
pubescent +  and glabrous +
Brush +
constricted +
0.2 cm2 mm <br />0.002 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
crassinucellate +
deciduous +
craspedodromous +
stipitate-glandular +
glandular-crenate to glandular-serrate +  and glandular-crenate +
1.5 cm15 mm <br />0.015 m <br /> (5 cm50 mm <br />0.05 m <br />) +
inferior +  and superior +
biseriate +  and clustered +
collateral +  and basal +
larger +  and reduced +
0.8 cm8 mm <br />0.008 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
elliptic +  and circular +
0 (?) +  and 4 (?) +
free +  and distinct +
post-mature +
pubescent +
Flowering Apr +  and fruiting Sep. +
adnate +, free +, connate +  and distinct +
dark gray-brown +  and russet +
exfoliating +  and corrugated +
pruinose +
red +, reddish orange +  and yellow +
1 cm10 mm <br />0.01 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
hairy +  and glabrous +
suborbicular +  and broadly ellipsoid +
Biltmore Bot. Stud. +
not arillate +
persistent +
free +  and distinct +
triangular +
nonaccrescent +
0.3 cm3 mm <br />0.003 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
1-50-flowered +  and few-leaved +
deep +  and shallow +
free +  and distinct +
branched +  and simple +
persistent +
distinct +
exsert +  and lateral +
elongate +
Crataegus annosa +
Crataegus (sect. Coccineae) ser. Apricae +
species +
6 cm60 mm <br />0.06 m <br /> (10 cm100 mm <br />0.1 m <br />) +
gray +, chestnut-brown +  and old +
straight +
slender +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
craspedodromous +  and gland-tipped +
inconspicuous +
less erect +  and oblique +
1 +  and several +
straight +
determinate +
3 +  and 2 +