Bryonia dioica


Fl. Austriac. 2: 59, plate 199. 1774.

Common names: Cretan or red bryony wild hop
Synonyms: Bryonia cretica subsp. dioica (Jacquin) Tutin
Treatment appears in FNA Volume 6. Treatment on page 13. Mentioned on page 12.

Vines dioecious, high-climbing. Leaves: petiole 2–4.5 cm; blade orbiculate to ovate or 3–5-angular, palmately 5-lobed, 3–5 × 3–6 cm, lobes deltate to triangular, central lobe largest, base cordate, margins remotely dentate, surfaces hispidulous. Flowers: calyx campanulate; sepals green, deltate, 0.5–1 mm; petals white to cream or yellowish green, ovate-lanceolate, 3–5 mm; stigmas hairy. Fruits 1 or 3–4(–5), red to orange, 0.6–0.8 cm, peduncles (0–)1–5 cm. Seeds 3–6, 3 × 2 mm. 2n = 20.

Phenology: Flowering Jun–Aug.
Habitat: Disturbed places
Elevation: 0–100 m


V6 12-distribution-map.jpg

Introduced; Calif., Europe, w Asia, n Africa, introduced also elsewhere in Europe (Czech Republic, England), Pacific Islands (New Zealand).


Naturalized plants of Bryonia dioica were first collected in Golden Gate Park in San Francisco in 1919 and 1920 and have been recollected as recently as 1965. C. Jeffrey (1969) noted that the glandular inflorescences of B. dioica distinguish it from B. cretica.

Selected References


Lower Taxa

... more about "Bryonia dioica"
Guy L. Nesom +
Jacquin +
Cretan or red bryony +  and wild hop +
Calif. +, Europe +, w Asia +, n Africa +, introduced also elsewhere in Europe (Czech Republic +, England) +  and Pacific Islands (New Zealand). +
0–100 m +
Disturbed places +
Flowering Jun–Aug. +
Fl. Austriac. +
Introduced +
Bryonia cretica subsp. dioica +
Bryonia dioica +
species +