Home | > | List of families | > | Apocynaceae subfamilies Asclepiadoideae and Secamonoideae | > | Gomphocarpus | > | tenuifolius |
Synonyms: |
Asclepias rhodesica Weim. Asclepias tenuifolia N.E. Br. |
Common names: | |
Frequency: | |
Status: | Native |
Description: |
Slender, shrubby perennial herb, up to 1.5 m tall. Stems erect, much-branched from the base; branches hairy near the top. Leaves opposite, narrowly linear, up to c. 6 cm long, pointed and mucronate at the apex, minutely pubescent on both surfaces; margin strongly rolled under. Flowers in extra-axillary, 4-6-flowered nodding umbels. Corolla lobes reflexed, pale yellow on the inside, often reddish-brown and pubescent on the outside. Corona lobes attached 1 mm above the base of the staminal column, yellow to greenish-yellow, laterally compressed, slightly taller than the column. Follicle on a more or less straight pedicel, 3-3.5 cm long, lanceolate in outline, tapering into a long pointed beak, pubescent, sometimes with soft bristles along longitudinal ridges. |
Notes: | Very similar to Gomphocarpus stenophyllus from Kenya and Tanzania. |
Derivation of specific name: | tenuifolius: with narrow leaves. |
Habitat: | More or less restricted to granite kopjes on the central watershed plateau. |
Altitude range: (metres) | 900 - 1600 m |
Flowering time: | Nov - Dec |
Worldwide distribution: | Zimbabwe only |
Zimbabwe distribution: | N,W,C,E,S |
Growth form(s): | |
Endemic status: | Endemic |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Images last updated: | Saturday 22 November 2008 |
Literature: |
Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 19. Goyder, D.J. & Nicholas, A. (2001). A revision of Gomphocarpus R. Br. Kew Bulletin 56 Pages 801 - 802. Goyder, D.J., Gilbert, M.G. & Venter, H.J.T. (2020). Apocynaceae (Part 2) Flora Zambesiaca 7(2) Pages 297 - 298. (Includes a picture). Mapaura, A. (2002). Endemic Plant Species of Zimbabwe. Kirkia 18(1) Page 132. Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 20. |
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