Calystegia sepium var. angulata Brummitt
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Family: Convolvulaceae
Genus: Calystegia
Species Synonyms: Convolvulus repens L.
Calystegia sepium var. angulata (Brummitt) N. Holmgren
Calystegia sepium var. repens (L.) Gray
Convolvulus sepium var. repens (L.) Gray
Common Names: hedge falsebindweed
Canada: southern British Columbia – Alberta – Saskatchewan – Manitoba Ontario – Quebec - Newfoundland, New Brunswick, Prince Edward Island, Nova Scotia
Saskatchewan: southern Saskatchewan; Maple Creek – Saskatoon – Souris River Valley
Ecoregion: Mixed Grassland, Moist Mixed Grassland, Aspen Parkland, Boreal Transition, Mid-Boreal Upland, Mid-Boreal Lowland
Saskatchewan: sandy soil along thickets and fence-rows
Provincial Status According
to Harms (2003):
Nature Conservancy Status: G5T5
Saskatchewan Species at
Risk Status:
COSEWIC Status: None
No information is available regarding the vulnerable status of Calystegia sepium var. angulata, though it is likely that this species is less common and therefore more vulnerable to habitat loss and human development.
Roots: rhizomes long
Stem: twining, climbing, or creeping perennial vine, extensively branched, internodes 2 – 7 cm, cylindrical or angular, glabrous
Leaves: alternate, petiole 2 – 7 cm long, leaves 2 – 15 cm long, 1 – 9 cm wide, ovate-triangular, base hastate to sagittate, basal lobes truncate or rounded, leaf sinus V-shaped, apex acute to acuminate, glabrous, margin entire or undulate
Inflorescence: flowers solitary, axillary, numerous; pedicels 3 – 13 cm; bracts 2, enclosing sepals, large, green, angular, glabrous or ciliate
Flowers: calyx 11 – 15 mm long, 4 – 6 mm wide, subequal, elliptic to ovate; corolla 4.5 – 6 cm long, funnelform, white to pinkish; stamens 2 – 3 cm long, subequal; ovary ovoid, glabrous; stigma oval or oblong
Fruits: capsule; seeds to 5 mm long, smooth, angular, black or brown
1 Calyx bractless at base; corolla campanulate to funnelform, 0.5 – 3 cm long; stigma filiform
Convolvulus arvensis
1 Calyx enclosed by pair of large bracts; corolla funnelform, 4 – 6 cm long; stigma oval or oblong
2 Leaf sinus quadrate, blade tissues beginning 2 – 5 mm from petiole attachment
Calystegia silvatica ssp. frateniflora
2 Leaf sinus V- or U- shaped, blade tissues beginning at point of petiole attachment
3 Blades basally 2-angled
Calystegia sepium var. angulata
3 Blades basally rounded
4 Leaf sinus with parallel margins; stems and leaves densely pubescent
Calystegia macounii
4 Leaf sinus with divergent margins; stems and leaves glabrous to slightly pubescent
Calystegia sepium var. americana