Polygonatum latifolium

(Jacquin) Desfontaines

Ann. Mus. Natl. Hist. Nat. 9: 50. 1807.

Introduced
Basionym: Convallaria latifolia Jacquin Fl. Austriac. 3: 18, plate 232. 1775
Synonyms: Polygonatum hirtum (Poiret) Pursh
Treatment appears in FNA Volume 26. Treatment on page 212. Mentioned on page 211.
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Rhizomes shallowly set, 1–2 cm thick. Stems arching, angled, 1–12 dm, sparsely hirsute distally; sheathing bract cauline, papery, caducous. Leaves short-petiolate, 7–12.5 × 3–7 cm; blade elliptic-lanceolate to ovate, glabrous adaxially, minutely hairy or pilose on abaxial veins, apex abruptly acuminate; prominent veins 3–9. Inflorescences in most leaf-axils except distalmost and proximal 2–4; peduncle reflexed, axillary 2–3 (–4) -flowered. Flowers: perianth whitish, tipped with green, tube 10–18 mm, distinct tips 3 mm; stamens inserted near middle of perianth-tube; filaments glabrous or sparsely downy. Berries 6–9 mm. 2n = 20.


Phenology: Flowering early–late spring.
Habitat: Roadside thickets
Elevation: 0–200 m

Distribution

V26 366-distribution-map.jpg

Introduced; Mass., N.H., N.Y., Vt., Europe

Discussion

This European species is locally naturalized in New England (R. Angelo and D. E. Boufford 2000; D. W. Magee and H. E. Ahles 1999).

Selected References

None.

Lower Taxa

None.

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

... more about "Polygonatum latifolium"
cordate +  and linear +
acuminate +
Frederick H. Utech +
(Jacquin) Desfontaines +
whorled +, opposite +  and alternate +
dilated +
Convallaria latifolia +
0.6 cm6 mm <br />0.006 m <br /> (0.9 cm9 mm <br />0.009 m <br />) +
reticulate-veined +  and parallel-veined +
pilose +, hairy +  and glabrous +
elliptic-lanceolate +  and ovate +
sheathing +  and involucrate +
1;several +
tunicate +  and scaly +
Mass. +, N.H. +, N.Y. +, Vt. +  and Europe +
0–200 m +
downy +  and glabrous +
connate-coroniform +  and dilated +
sessile +  and pedicellate +
pendulous +  and nodding +
unisexual +  and bisexual +
dark blue;black +
indehiscent +, septicidal +  and loculicidal +
globose +
membranaceous +  and leathery +
Roadside thickets +
umbellate +, cymose +  and spicate +
short-petiolate +
dispersed +
persistent +
7 cm70 mm <br />0.07 m <br /> (12.5 cm125 mm <br />0.125 m <br />) +
3 cm30 mm <br />0.03 m <br /> (7 cm70 mm <br />0.07 m <br />) +
ovoid;globose +
many;several +
2-3(-4)-flowered +
Flowering early–late spring. +
Ann. Mus. Natl. Hist. Nat. +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
fibrous +  and fleshy +
wind-distributed +
yellowish tan +  and brownish olive +
1 +  and many +
subglobose +  and globose +
0.3 cm3 mm <br />0.003 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
Introduced +
leafy +  and simple +
1 +  and several +
capitate +  and obscurely 3-lobed +
3 +  and 1 +
slender +
Polygonatum hirtum +
Polygonatum latifolium +
Polygonatum +
species +
marcescent +
persistent +
distinct +  and connate +
distinct +
3 cm30 mm <br />0.03 m <br /> (?) +
sepaloid +  and petaloid +
cylindrical +
1 cm10 mm <br />0.01 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
narrower +
caulescent +  and scapose +
3 +  and 2 +