Bryonia dioica

Jacquin

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

Common names: Cretan or red bryony wild hop
Introduced
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, ovatelanceolate, 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

Distribution

V6 12-distribution-map.jpg

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

Discussion

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

None.

Lower Taxa

None.
... more about "Bryonia dioica"
distinct +  and connate +
Guy L. Nesom +
Jacquin +
cordate +
3 cm30 mm <br />0.03 m <br /> (5 cm50 mm <br />0.05 m <br />) +
5-lobed;orbiculate;ovate or 3-5-angular +
3cm;6cm +
campanulate +
Cretan or red bryony +  and wild hop +
Calif. +, Europe +, w Asia +, n Africa +, also elsewhere in Europe (Czech Republic) +, also elsewhere in Europe (England) +  and Pacific Islands (New Zealand) +
0–100 m +
furrowed +  and echinate +
dehiscent +  and indehiscent +
bristly +, smooth +, hairy +  and glabrous +
tuberculate +  and muricate +
fleshy +  and hard +
pistillate +  and staminate +
indehiscent +
globose +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Disturbed places +
perennial +
dioecious +  and monoecious +
umbellate;subumbellate +
solitary +, corymbose +, fasciculate +, racemose +  and paniculate +
petiolate +, estipulate +  and simple +
deltate;triangular +
thickened-corrugated +
not differentiated +
ovoid;broadly ellipsoid +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
1 cm10 mm <br />0.01 m <br /> (5 cm50 mm <br />0.05 m <br />) +
induplicate-valvate +  and imbricate +
distinct +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
2 cm20 mm <br />0.02 m <br /> (4.5 cm45 mm <br />0.045 m <br />) +
Flowering Jun–Aug. +
Fl. Austriac. +
not arillate +
3 +  and 6 +
compressed +, oblong +  and ovoid +
deltate +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Introduced +
distinct +  and connate +
3 (?) +, 2 (?) +  and 5 (?) +
climbing +  and procumbent +
sprawling +  and prostrate +
slender-columnar +
Bryonia cretica subsp. dioica +
Bryonia dioica +
species +
distinct +
vine +  and high-climbing +