Strychnos innocua Delile

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Strychnos innocua

Drawing: Rita Herbert

Strychnos innocua

Habit
Riverine forest margin
Mbita (Kumbula) Island, Mpulungu, Mpulungu Distr.
Aug 2022
Photo: Nick Wightman

Strychnos innocua

Bark
Escarpment miombo woodland
Mpulungu Harbour, Mpulungu, Mpulungu Distr.
Aug 2022
Photo: Nick Wightman

Strychnos innocua

Leaf top
Escarpment miombo woodland
Mpulungu Harbour, Mpulungu, Mpulungu Distr.
Aug 2022
Photo: Nick Wightman

Strychnos innocua

Leaf bottom
Escarpment miombo woodland
Mpulungu Harbour, Mpulungu, Mpulungu Distr.
Aug 2022
Photo: Nick Wightman

Strychnos innocua

Leaves and Fruit
Riverine forest margin
Mbita (Kumbula) Island, Mpulungu, Mpulungu Distr.
Aug 2022
Photo: Nick Wightman

Strychnos innocua

Fruit
Riverine forest margin
Mbita (Kumbula) Island, Mpulungu, Mpulungu Distr.
Aug 2022
Photo: Nick Wightman

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Stychnos unguacha A.Rich.
Common names:
Frequency: Locally common
Status: Native
Description:
Deciduous shrub or small, often much branched tree, 2–12(18) m. high; trunk 7–40 cm. in diam., branched from low down; bark pale grey, grey brown, or sometimes dark grey–brown, smooth, somewhat powdery, flaking in small rounded or square scales near base of trunk; leaves: petiole often short, glabrous or pubescent, 2–7 mm. long; lamina mat or dull, glaucous, beneath slightly paler, coriaceous or papyraceous, elliptic, narrowly elliptic, obovate, or narrowly obovate, (1)1·5–3(3·5) x as long as wide, (2)4–10(20) x (1)2–7(13·5) cm., rounded at the apex, cuneate or less often rounded at the base, glabrous or pubescent on both sides; one or two pairs of distinct secondary veins from or from above the base curved along the margin; inflorescences axillary or ramiflorous, very short and nearly fasciculate, 1 x 1–1·5 x 1·5 cm., few–flowered; flowers 4–merous; sepals pale green; corolla creamy or greenish–yellow; fruit orange or yellow, nearly mature bluish–green, large, hard, globose, (2·5)4–7·5(9·5) cm. in diam.; seeds pale ochraceous, flattened or not, 17–21 x 13–20 x 5–8 mm.
Type location:
Ethiopia
Notes:
Derivation of specific name: innocua: harmless, referring to the lack of spines
Habitat: In open woodlands and rocky places.
Altitude range: 0 - 1600 m
Flowering time:Sep - Nov
Worldwide distribution: Widespread from West Africa to East Africa south to Angola, Zambia, Zimbabwe and Mozambique
Zambian distribution (Flora Zambesiaca): B,N,W
Zambian distribution (Provinces): Cb,N,S
Growth form(s): Tree.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Monday 7 November 2022
Literature:

Burrows, J.E., Burrows, S.M., Lötter, M.C. & Schmidt, E. (2018). Trees and Shrubs Mozambique Publishing Print Matters (Pty), Cape Town. Page 775. (Includes a picture).

Drummond, R.B. (1975). A list of trees, shrubs and woody climbers indigenous or naturalised in Rhodesia. Kirkia 10(1) Page 268.

Leeuwenberg, A.J.M. (1983). Loganiaceae (inc. Buddlejaceae) Flora Zambesiaca 7(1) Pages 361 - 362.

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 58.

Siebert, S. & Mössmer, M. (Editors) (2002). SABONET Southern Mozambique Expedition 2001; Provisional Plant Checklist of the Maputo Elephant Reserve (MER) and Licuati Forest Reserve (LFR) SABONET News 7(1) Page 26.

Smith, P. & Allen, Q. (2004). Field Guide to the Trees and Shrubs of the Miombo Woodlands Royal Botanic Gardens, Kew ISBN 1 84246 073 0 Pages 42 - 43. (Includes a picture).

Strugnell, A.M. (2006). A Checklist of the Spermatophytes of Mount Mulanje, Malawi Scripta Botanica Belgica 34 National Botanic Garden of Belgium Page 117.

Other sources of information about Strychnos innocua:

Our websites:

Flora of Malawi: Strychnos innocua
Flora of Mozambique: Strychnos innocua
Flora of Zimbabwe: Strychnos innocua

External websites:

African Plants: A Photo Guide (Senckenberg): Strychnos innocua
African Plant Database: Strychnos innocua
BHL (Biodiversity Heritage Library): Strychnos innocua
EOL (Encyclopedia of Life): Strychnos innocua
ePIC (electronic Plant Information Center): Strychnos innocua
Flora Zambesiaca web site: Strychnos innocua
GBIF (Global Biodiversity Information Facility): Strychnos innocua
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Strychnos innocua
iNaturalist: Strychnos innocua
IPNI (International Plant Names Index): Strychnos innocua
JSTOR Plant Science: Strychnos innocua
Kew Herbarium catalogue: Strychnos innocua
Mansfeld World Database of Agricultural and Horticultural Crops: Strychnos innocua
Plants of the World Online: Strychnos innocua
Tropicos: Strychnos innocua
Wikipedia: Strychnos innocua


Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-23

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2023). Flora of Zambia: Species information: Strychnos innocua.
https://www.zambiaflora.com/speciesdata/species.php?species_id=144350, retrieved 27 January 2023

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