Raphidiocystis jeffreyana R.Fern. & A.Fern.
First published in Bol. Soc. Brot., sér. 2, 36: 143 (1962)
This species is accepted
The native range of this species is W. Central Tropical Africa to SW. Uganda. It is a climbing perennial and grows primarily in the wet tropical biome.
Descriptions
Cucurbitaceae, C. Jeffrey. Flora of Tropical East Africa. 1967
- Morphology General Habit
- Climber; stems herbaceous, slightly puberulous, especially at the nodes, also with scattered slightly recurved spreading brownish setae on the ridges especially about the nodes.
- Morphology Leaves
- Leaf-blade ovate-cordate to suborbicular-cordate in outline, ± punctate above, puberulous on the nerves especially beneath, slightly undulate with small apiculate teeth in the sinuses, 55–98 mm. long, 51–105 mm. broad, lobed, with 1–2 shallow triangular or rounded lateral lobes on each side, and a large triangular acute to rounded or slightly retuse acuminate and apiculate central lobe; petiole puberulous and also sometimes with a few ± recurved setae, 8–70 mm. long.
- Morphology Reproductive morphology Flowers
- Male flowers 1–8 on ± 5 mm. long pedicels, mixed with 1–2 ♀ flowers; bracts, when present, foliaceous, subsessile, up to 16 mm. long, unlobed; receptacle-tube cylindrical, ± 5 mm. long; lobes 5–8 mm. long, pinnately divided into several narrow segments; corolla orange. Female flowers solitary or in few-flowered clusters or short bracteate racemes; pedicel 6–29 mm. long; ovary densely bristly with red-brown setae, long-ellipsoid, ± 14 mm. long and 5 mm. across; receptacle-tube cylindrical, 3.5–4 mm. long; lobes 3–5 mm. long, finely divided into a few setaceous segments; corolla-lobes 20–25 mm. long, 5–6 mm. broad, united in lower three-quarters.
- sex Male
- Male flowers 1–8 on ± 5 mm. long pedicels, mixed with 1–2 ♀ flowers; bracts, when present, foliaceous, subsessile, up to 16 mm. long, unlobed; receptacle-tube cylindrical, ± 5 mm. long; lobes 5–8 mm. long, pinnately divided into several narrow segments; corolla orange.
- sex Female
- Female flowers solitary or in few-flowered clusters or short bracteate racemes; pedicel 6–29 mm. long; ovary densely bristly with red-brown setae, long-ellipsoid, ± 14 mm. long and 5 mm. across; receptacle-tube cylindrical, 3.5–4 mm. long; lobes 3–5 mm. long, finely divided into a few setaceous segments; corolla-lobes 20–25 mm. long, 5–6 mm. broad, united in lower three-quarters.
- Morphology Reproductive morphology Fruits
- Fruit on a 10–50 mm, long stalk, ellipsoid-cylindrical, ± 65 mm. long and 25 mm. across, densely echinate with red-brown setae; seeds asymmetrically broadly ovate in outline, compressed, 6 × 5 × 1.5 mm.; testa smooth.
- Habitat
- Lowland rain-forest; ± 1200 m.
- Distribution
- U2
Sources
-
Flora of Tropical East Africa
- Flora of Tropical East Africa
- http://creativecommons.org/licenses/by-nc-sa/3.0
-
Herbarium Catalogue Specimens
- Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/
-
Kew Backbone Distributions
- The International Plant Names Index and World Checklist of Vascular Plants 2023. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
- © Copyright 2022 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0
-
Kew Names and Taxonomic Backbone
- The International Plant Names Index and World Checklist of Vascular Plants 2023. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
- © Copyright 2022 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0