Synadenium glabratum S. Carter

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Habit
Margin of escarpment Itigi thicket and open woodland
Kaputa GMA, Nsama District
Mar 2024
Photo: Nick Wightman

Inflorescence
Margin of escarpment Itigi thicket and open woodland
Kaputa GMA, Nsama District
Mar 2024
Photo: Nick Wightman

Cyathia
Margin of escarpment Itigi thicket and open woodland
Kaputa GMA, Nsama District
Mar 2024
Photo: Nick Wightman

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Synonyms:	Euphorbia neoglabrata Bruyns
Common names:
Frequency:	Local
Status:	Native
Description:	Shrub up to 1.5 m high. Leaves linear-lanceolate to oblanceolate, to ± 15 × 5 cm., base tapering to a petiole to 1 cm. long, apex obtuse, margin entire, midrib acutely prominent beneath, lamina glabrous. Inflorescence in pseudumbels of 3–5 cymes on glabrous peduncles to 4 cm long; cymes 2-forked, with branches glabrous or rarely the uppermost shortly pubescent, 5–15 mm long; bracts subquadrate, ± 3 × 3 mm, dentate, glabrous or the margin sometimes sparsely and minutely pilose. Cyathia ± 2 × 4 mm, with shallowly cup-shaped involucres glabrous or shortly puberulous at the base; glandular rim ± 0.8 mm wide, yellow, darkening with age; lobes rounded, ± 1.5 × 1.5 mm, glabrous. Male flowers: bracteoles fan-shaped, laciniate, ± plumose; stamens 2.8 mm long. Female flower: ovary and styles not seen. Capsule subsessile on a pubescent pedicel to 1 mm long, ± 4.3 × 4.5 mm, minutely pubescent, reddish. Seeds ovoid, obtusely 4-angled, 2.5 × 2 mm, pale brownish grey, minutely tuberculate; caruncle sessile 0.3 mm in diameter, yellow.
Type location:	Zambia, Mpulungu
Notes:	Currently only known from areas by Lake Tanganyika in Zambia but possibly also occurring along the Lake within DRC and Tanzania.
Derivation of specific name:	glabratum: smooth and/or hairless.
Habitat:	Amongst rocks on the shoreline and wooded slopes of islands
Altitude range:	780 m (approx)
Flowering time:
Worldwide distribution:	Zambia
Zambian distribution (Flora Zambesiaca):	N
Zambian distribution (Provinces):	N
Growth form(s):	Shrub under 2 m.
Endemic status:	Endemic?
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Content last updated:	Tuesday 30 July 2024
Literature:	Carter, S. & Leach, L.C. (2001). Euphorbiaceae: subfamily Euphorbioideae: tribe Euphorbieae Flora Zambesiaca 9(5) Page 436.

Other sources of information about Synadenium glabratum:

External websites:

African Plants: A Photo Guide (Senckenberg): Synadenium glabratum
BHL (Biodiversity Heritage Library): Synadenium glabratum
EOL (Encyclopedia of Life): Synadenium glabratum
GBIF (Global Biodiversity Information Facility): Synadenium glabratum
Google: Web - Images - Scholar
iNaturalist: Synadenium glabratum
IPNI (International Plant Names Index): Synadenium glabratum
JSTOR Plant Science: Synadenium glabratum
Mansfeld World Database of Agricultural and Horticultural Crops: Synadenium glabratum
Plants of the World Online: Synadenium glabratum
Tropicos: Synadenium glabratum
Wikipedia: Synadenium glabratum