| Home | > | List of families | > | Apocynaceae subfamilies Asclepiadoideae and Secamonoideae | > | Marsdenia | > | exellii |
| Synonyms: | |
| Common names: | |
| Frequency: | local and uncommon |
| Status: | Native |
| Description: |
Slender wiry climber up to several metres, latex colour not recorded; young shoots pubescent with short hairs. Leaves narrowly ovate-elliptic, 5–13 cm long, more or less hairless on both surfaces; petiole c. 0.5–1.5 cm long, sparsely to densely pubescent. Inflorescences extra-axillary, densely spreading-pubescent, umbelliform; peduncles 0.5–3 cm long; pedicels 1–2 cm long. Sepals linear or triangular, 2–4 mm long, pubescent. Corolla colour highly variable, red, white or yellow, united at the base into a shallowly bowl c. 0.5–0.7 cm in diameter; corolla lobes broadly oblong, 3–5 mm long; margins ciliate. Corolline corona absent. Staminal corona lobes fleshy, ovoid drawn out into a weak point, c.1.5 mm long. Follicles not seen. |
| Type location: |
São Tomé |
| Notes: | |
| Derivation of specific name: | |
| Habitat: | In forest, possibly over shallow soil. |
| Altitude range: (metres) | 1300 - 1600 m |
| Flowering time: | |
| Worldwide distribution: | Known from widely scattered collections in Guinea, São Tomé, eastern DRC, southern Tanzania, Malawi and Mozambique |
| National distribution: | N |
| Growth form(s): | |
| Endemic status: | |
| Red data list status: | |
| Insects associated with this species: | |
| Spot characters: | Display spot characters for this species |
| Literature: |
Goyder, D.J., Gilbert, M.G. & Venter, H.J.T. (2020). Apocynaceae (Part 2) Flora Zambesiaca 7(2) Pages 79 - 80. |
| Home | > | List of families | > | Apocynaceae subfamilies Asclepiadoideae and Secamonoideae | > | Marsdenia | > | exellii |