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Euphorbia ambroseae
ambroseae
Selected images: Click on each image to see a larger version and details of the record View all images (10)
Photo: Bart Wursten
On the rim of Archway Gorge, Mweredzi River, Gorongosa National Park, Muanza
Photo: Bart Wursten
Plateau above Nhagutua Gorge, Gorongosa National Park, Cheringoma
Photo: Bart Wursten
Plateau above Nhagutua Gorge, Gorongosa National Park, Cheringoma.
Photo: Bart Wursten
Plateau above Nhagutua Gorge, Gorongosa National Park, Cheringoma.
Photo: Bart Wursten
Plateau above Nhagutua Gorge, Gorongosa National Park, Cheringoma.
Photo: Bart Wursten
Plateau above Nhagutua Gorge, Gorongosa National Park, Cheringoma.
Photo: Bart Wursten
Plateau above Nhagutua Gorge, Gorongosa National Park, Cheringoma.
Photo: Bart Wursten
Plateau above Nhagutua Gorge, Gorongosa National Park, Cheringoma.
Photo: Bart Wursten
Plateau above Nhagutua Gorge, Gorongosa National Park, Cheringoma.
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Species details: Click on each item to see an explanation of that item (Note: opens a new window)
| Synonyms: | |
| Common names: | |
| Frequency: | Locally frequent. |
| Status: | Native |
| Description: |
A succulent somewhat spiny erect to scrambling shrub up to 2.5 m high, sparingly branched and rebranched. Branches ascending, occasionally more or less constricted into segments, 4(5)-angled, becoming subterete with age, c. 1-2 cm in diameter; angles shallowly crenate, with tubercles 1–2.5 cm apart along the margins. Spine shields small and very slender, more or less obovate, up to 1 mm wide, narrowly decurrent almost to the flowering eye below, sometimes united into a horny margin; spines minute or absent; prickles 1–2 mm long, or obsolete. Leaves fleshy, to 10 mm long, orbicular, soon falling. Cymes solitary; bracts more or less elliptic, c. 2 mm long. Cyathia 4 × 5–7 mm, with cup-shaped involucres; glands oblong-elliptic, 3–4 mm wide, yellow-green, outer margin faintly pinkish; lobes 2.5 mm wide, broadly elliptic, fimbriate. Male flowers:with stamens c. 5 mm long. Female flower with styles 1.75 mm long, free almost to the base. Capsule subglobose, 3–3.5 long and 4–5 mm wide, shortly exserted on a pedicel c. 1.5 mm long. |
| Notes: | See var. spinosa for comparison. |
| Derivation of specific name: | |
| Habitat: | In shade, in and at the margins of dense thicket and patches of woodland, often on seasonally swampy coastal plain. |
| Altitude range: | 7 - 60 m |
| Flowering time: | |
| Worldwide distribution: | Only known from the Mozambique coastal plain from the Zambezi River South to the Save River. |
| Mozambique distribution: | Z,MS,GI |
| Growth form(s): | |
| Endemic status: | Endemic |
| Red data list status: | |
| Insects associated with this species: | |
| Spot characters: | Display spot characters for this species |
| Content last updated: | Wednesday 23 January 2019 |
| Literature: |
Burrows, J.E., Burrows, S.M., Lötter, M.C. & Schmidt, E. (2018). Trees and Shrubs Mozambique Publishing Print Matters (Pty), Cape Town. Page 447. (Includes a picture). Carter, S. & Leach, L.C. (2001). Euphorbiaceae: subfamily Euphorbioideae: tribe Euphorbieae Flora Zambesiaca 9(5) Pages 419 - 420. Darbyshire, I., Timberlake, J., Osborne, J., Rokni, S., Matimele, H., Langa. C., Datizua, C., de Sousa, C., Alves, T., Massingue, A., Hadj-Hammou, J., Dhanda, S., Shah, T., Wursten, B. (2019). The endemic plants of Mozambique: diversity and conservation status Phytotaxa 136 Page 84. Leach, L.C. (1964). Euphorbia species from the Flora Zambesiaca area: 2 Kirkia 4 Pages 15 - 17. Protologue (Includes a picture). Leach, L.C. (1977). Euphorbia species from the Flora Zambesiaca area: 12 Kirkia 10(2) Pages 396 - 397. |
Other sources of information about Euphorbia ambroseae var. ambroseae:
External websites:
African Plants: A Photo Guide (Senckenberg): Euphorbia ambroseaeAfrican Plant Database: Euphorbia ambroseae
BHL (Biodiversity Heritage Library): Euphorbia ambroseae
EOL (Encyclopedia of Life): Euphorbia ambroseae
GBIF (Global Biodiversity Information Facility): Euphorbia ambroseae
Google: Web - Images - Scholar
iNaturalist: Euphorbia ambroseae
IPNI (International Plant Names Index): Euphorbia ambroseae
JSTOR Plant Science: Euphorbia ambroseae
Mansfeld World Database of Agricultural and Horticultural Crops: Euphorbia ambroseae
Plants of the World Online: Euphorbia ambroseae
Tropicos: Euphorbia ambroseae
Wikipedia: Euphorbia ambroseae
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