Exochorda racemosa

(Lindley) Rehder in C. S. Sargent

in C. S. Sargent, Pl. Wilson. 1: 456. 1913.

Common names: Common pearlbrush
IllustratedIntroduced
Basionym: Amelanchier racemosa Lindley Edwards’s Bot. Reg. 33: sub plate 38. 1847
Synonyms: Exochorda grandiflora Lindley
Treatment appears in FNA Volume 9. Treatment on page 384.

Branchlets redbrown, turning brown in following year. Leaves: petiole 4–7 mm; blade apex rounded to obtuse, usually minutely apiculate. Bracteoles 2, deciduous, linear to oblong, small, petaloid. Pedicels 3–11 mm, proximal bract leaflike, other reduced. Flowers: sepals 2.1–3 mm; petals 12–20 mm; anthers 0.8–1.4 mm.


Phenology: Flowering spring.
Habitat: Forest borders, exotic-dominated woods, disturbed sites, areas of cultivation
Elevation: 10–200 m

Distribution

V9 641-distribution-map.jpg

Introduced; Ark., Conn., Del., Ga., La., Mass., Minn., Miss., Mo., N.Y., N.C., Ohio, Pa., S.C., Tenn., Va., e Asia, also in Europe, Australia

Discussion

Selected References

None.

Lower Taxa

None.

"thin" is not a number."dm" is not declared as a valid unit of measurement for this property.

... more about "Exochorda racemosa"
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.14 cm1.4 mm <br />0.0014 m <br />) +
Arthur Haines +
(Lindley) Rehder in C. S. Sargent +
hairy +  and glabrous +
brown +  and gray-brown +
not exfoliating +
compound +  and simple +
opposite +  and alternate +
Amelanchier racemosa +
4.4 cm44 mm <br />0.044 m <br /> (6 cm60 mm <br />0.06 m <br />) +
oblong +  and oblong-obovate +
1.5 cm15 mm <br />0.015 m <br /> (4.4 cm44 mm <br />0.044 m <br />) +
membranous +
linear +  and oblong +
Common pearlbrush +
Ark. +, Conn. +, Del. +, Ga. +, La. +, Mass. +, Minn. +, Miss. +, Mo. +, N.Y. +, N.C. +, Ohio +, Pa. +, S.C. +, Tenn. +, Va. +, e Asia +, also in Europe +  and Australia +
not +  and aggregated +
10–200 m +
2.5 cm25 mm <br />0.025 m <br /> (5 cm50 mm <br />0.05 m <br />) +
not +  and aggregated +
not +  and aggregated +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0.6 cm6 mm <br />0.006 m <br /> (1 cm10 mm <br />0.01 m <br />) +
not +  and aggregated +
Forest borders, exotic-dominated woods, disturbed sites, areas of cultivation +
not persistent +
shallowly campanulate +  and obturbinate +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.42 cm4.2 mm <br />0.0042 m <br />) +
crassinucellate +
deciduous +
serrate +  and entire +
toothed +, unlobed +  and lobed +
inferior +  and superior +
biseriate +  and clustered +
collateral +  and apical +
2 +  and 1 +
0.3 cm3 mm <br />0.003 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
0 (?) +  and 4 (?) +
free +  and distinct +
obovate;suborbiculate +
1.2 cm12 mm <br />0.012 m <br /> (2 cm20 mm <br />0.02 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Flowering spring. +
adnate +, free +, connate +  and distinct +
in C. S. Sargent, Pl. Wilson. +
not persistent +
free +  and distinct +
triangular +  and broad-triangular or semiorbiculate +
0.21 cm2.1 mm <br />0.0021 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
hairy +  and glabrous +
Illustrated +  and Introduced +
free +  and distinct +
branched +  and simple +
spreading +  and erect +
1 +  and 20 +
not persistent +
distinct +
basal +, lateral +, subterminal +  and terminal +
not elongate +
hairy +  and glabrous +
Exochorda grandiflora +
Exochorda racemosa +
Exochorda +
species +
inconspicuous +