Deutzia gracilis

Siebold & Zuccarini

Fl. Jap. 1: 22, plate 8. 1835.

IntroducedIllustrated
Treatment appears in FNA Volume 12. Treatment on page 472. Mentioned on page 471.

Shrubs 5–20 dm. Branches spreading or arching. Leaves: petiole 2–8 mm, glabrous; blade lanceolate, elliptic-lanceolate, oblong-lanceolate, or broadly ovatelanceolate, 30–35 × 15–30 mm, base cuneate or rounded, margins unevenly serrate, apex acuminate, abaxial surface light green, glabrous or glabrate, adaxial dark green, sparsely stellate-pubescent. Inflorescences usually racemes or narrow panicles, open, (2–) 10–50-flowered, sometimes flowers solitary, 8–12 × 3–6 cm, glabrous; peduncle 5–10 mm, glabrous. Pedicels 5–10 mm, glabrous. Flowers faintly fragrant, 15–20 mm; hypanthium campanulate, 2.5–3 × 2.5–3 mm, glabrous or short-hairy; sepals triangular, 1.5–1.7 × 1–1.5 mm, apex obtuse, surfaces glabrous or glabrate; petals valvate, white, oblong or oblong-lanceolate, 10–12 (–15) × 4–6 mm, glabrous or sparsely stellate-pubescent abaxially, glabrous adaxially; filaments dorsiventrally flattened, narrowly oblong or subulate, outer 5–6 mm, apex 2-lobed or not lobed, inner 3–4 mm, apex 2-lobed; styles 3, 4–7 mm. Capsules hemispheric, 6–7 × 5–6 mm. Seeds 1.2–1.5 mm. 2n = 26 (Asia).


Phenology: Flowering Apr–Jun.
Habitat: Waste areas, roadsides.
Elevation: 10–900 m.

Distribution

V12 173-distribution-map.jpg

Introduced; Ga., Md., Asia (China), Asia (Japan)

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Deutzia gracilis"
glabrate +  and glabrous +
stellate-pubescent +
distinct +
subulate +, oblong +  and flattened +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
2-lobed (?) +, Not lobed (?) +, Obtuse (?) +  and Acuminate (?) +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Ronald L. McGregor† +
Siebold & Zuccarini +
exfoliating +
rounded +  and cuneate +
3 cm30 mm <br />0.03 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
ovatelanceolate +, oblong-lanceolate +, elliptic-lanceolate +  and lanceolate +
15mm;30mm +
arching;spreading +
0.6 cm6 mm <br />0.006 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
hemispheric +
0.5 cm5 mm <br />0.005 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Ga. +, Md. +, Asia (China) +  and Asia (Japan) +
10–900 m. +
8 cm80 mm <br />0.08 m <br /> (12 cm120 mm <br />0.12 m <br />) +
fragrant +
1.5 cm15 mm <br />0.015 m <br /> (2 cm20 mm <br />0.02 m <br />) +
loculicidal +  and septicidal +
intercostal +  and interstylar +
Waste areas, roadsides. +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
short-hairy +  and glabrous +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
(2-)10-50-flowered +  and open +
axillary +  and terminal +
semideciduous +  and deciduous +
acrodromous +  and pinnate +
plane +, serrulate +  and crenate-denticulate +
1/2 +  and 0 +
(2-)5-60-flowered +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
imbricate +  and valvate +
1.2 cm12 mm <br />0.012 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
glabrous +  and stellate-pubescent +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Flowering Apr–Jun. +
3-5-carpellate +
(2-)5-60-flowered +
10 +  and 20 +
ellipsoid +
deciduous +
connate +  and distinct +
stellate-pubescent +, short-hairy +  and glabrous +
triangular +
enlarged +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
reddish +, brownish +  and grayish +
Introduced +  and Illustrated +
free +, connate +  and distinct +
erect;spreading +
2 +  and 12 +
persistent +
distinct +
connate +  and distinct +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
glabrate +  and glabrous +
Deutzia gracilis +
species +
deciduous +  and evergreen +