Calystegia silvatica subsp. disjuncta

Brummitt

Lagascalia 18: 339. 1996.

Common names: Large bindweed
Introduced
Treatment appears in FNA Volume 14.

Leaf blades: basal sinus rounded. Peduncles 1 per axil. Flowers: corolla not pink-tinged, except mid-petaline bands, 48–65 mm; anthers 5–6.5 mm. 2n = 22.


Phenology: Flowering Jun–Oct.
Habitat: Disturbed sites, abandoned plantings.
Elevation: 0–100 m.

Distribution

Introduced; B.C., Calif., Oreg., Wash., w Europe, nw Africa, introduced also in Pacific Islands (New Zealand), Australia.

Discussion

Collections from Litchfield, Connecticut, 1941 (NY), and Long Island, New York, 1906 (PH), may be Calystegia silvatica subsp. disjuncta.

Selected References

None.

Lower Taxa

None.
Richard K. Brummitt† +
Brummitt +
Convolvulus silvaticus +
Large bindweed +
B.C. +, Calif. +, Oreg. +, Wash. +, w Europe +, nw Africa +, introduced also in Pacific Islands (New Zealand) +  and Australia. +
0–100 m. +
Disturbed sites, abandoned plantings. +
Flowering Jun–Oct. +
Introduced +
Calystegia silvatica subsp. disjuncta +
Calystegia silvatica +
subspecies +