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This species is accepted, and its native range is S. Tanzania to S. Africa.
A specimen from Kew's Herbarium

[FTEA]

Dracenaceae, Geoffrey Mwachala & Paul Mbugua, Flora of Tropical East Africa. 2007

Morphology General Habit
Rosulate herb; rhizome subterranean, 0.6–1.2 cm in diameter
Morphology Leaves
Leaves erect, (4–)5–10, twisted-distichous, compressed-cylindric, 30–60 cm long, ± 4.5–6 cm broad at the sheathing base, gradually tapering to the horny white terete and sharp spine, apex 1–1.7 cm long, margins deep red-brown, less than 1 mm wide, acute, edged with white, thin membrane in some parts, very wide at base in old leaves in lower half, more or less obtuse and green towards the apex, the red-brown edge of the margin run like a collar around the base of the white apical point, slightly rough to very rough, channelled on the face and with ± 7–12 shallow grooves on the rounded back, thickness from the bottom of the channel to the back measured ± one third of the way up 0.8–1.5 cm; channel as wide as leaf near the base and gradually narrowing upwards, especially narrow on the inner (i.e. youngest) leaf; scaly leaves 1–5, 3–10 cm long, stiff, rounded apex, more or less deltoid, broad-based and clasping, red-brown margin with wide white-brown membrane.
Morphology Reproductive morphology Inflorescences
Inflorescence a terminal spike-like raceme ± 50 cm long; axis pale green, terete, 0.5–0.6 cm in diameter; flowers (3–)4–6 per cluster; lower inflorescence bracts 3, membranous, ± 5 cm long, clasping twothirds of the circumference at the base of the peduncle; bracteoles 3–10 mm long, fleshy at the base, and thence produced into a membranous acuminate early withering scale; pedicels 5–8 mm long, jointed about the middle, the upper part early deciduous with flower
Morphology Reproductive morphology Flowers
Flower buds cylindric, 2.1–2.4 cm long, with a lustrous appearance, drab yellow or white faintly flushed with pink or mauve and drab yellow or white faintly flushed with a mauve and the lightly clavate tip greyish-olive; tube ± 8–10 mm long, lobes linear, 12 mm long, obtuse, strongly revolute near the base; filaments yellowish, ± as long as the perianth, anthers 2.5–3 mm long; style whitish, ± 2 cm long
Morphology Reproductive morphology Fruits
Fruit up to 2 per cluster, a globose berry 0.6–0.9 cm diameter
Figures
Fig. 3, p. 29
Distribution
Zambia, Mozambique, Zimbabwe, Botswana
Ecology
No data for our area
Conservation
Least concern
Note
This taxon was also seen at Brookside Nurseries, Kent, where it had a spiral-distichous leaf arrangement and a very abrupt twist. Newton in Ill. Handbook Succ. plants (2001) regards it as a synonym of {i}S. pearsonii {/i}N.E. Brown

[FTEA]
Use
No data

Native to:

Angola, Botswana, KwaZulu-Natal, Mozambique, Namibia, Northern Provinces, Tanzania, Zambia, Zimbabwe

Introduced into:

Leeward Is.

English
Gemsbok horn, Spiky mother-in-law's tongue, Stiff bowstring

Dracaena pearsonii (N.E.Br.) Byng & Christenh. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
unknown from label, Botswana Sansevieria rhodesiana K000255827 Unknown type material
Unknown from label. [s.n.], Zimbabwe Sansevieria rhodesiana K000255828 Unknown type material
Unknown from label. [s.n.], Zimbabwe Sansevieria rhodesiana K000255829 Unknown type material
unknown from label [s.n.], Zimbabwe Sansevieria rhodesiana K000255830 Unknown type material
Jones, W.P. [Nat. Herb. No.24544], South Africa Sansevieria rhodesiana K000204255
Aug 3, 2007 Heath, A. [447], Botswana Sansevieria pearsonii K000204337
Mar 12, 2004 Johnson [268], Mozambique Sansevieria pearsonii K000204127
Mar 11, 2004 Robinson, E.A. [2878], Zambia Sansevieria pearsonii K000204042
Mar 11, 2004 Fanshawe, D.B. [6946], Zambia Sansevieria pearsonii K000204041
Mar 11, 2004 Brenan, J.P.M. [7668], Zambia Sansevieria pearsonii K000204043
Mar 11, 2004 Fanshawe, D.B. [6946], Zambia Sansevieria pearsonii K000204040
Mar 9, 2004 Martin, J.D. [259/32], Zambia Sansevieria pearsonii K000204162
Oct 16, 2002 Trapnell, C.G. [1135], Zambia Sansevieria pearsonii K000204039
Oct 12, 2002 Johnson [12], Mozambique Sansevieria pearsonii K000204126
Pearson, H.H.W. [2073], Angola Sansevieria pearsonii K000255835 Unknown type material
Pearson, H.H.W. [2073], Angola Sansevieria pearsonii K000255836 Unknown type material
Pearson, H.H.W. [2073], Angola Sansevieria pearsonii K000255837 Unknown type material
Codd, L.E. [5595], South Africa Sansevieria pearsonii K000204189
Schinz, H. [15], South Africa Sansevieria pearsonii K000204190
Pearson, H.H.W. [2073], Angola Sansevieria pearsonii K000204044 Unknown type material
Buitendag, E. [1068], South Africa Sansevieria pearsonii K000204192
Rodin, R.J. [2646], South Africa Sansevieria pearsonii K000204191
s.coll. [s.n.] Sansevieria pearsonii K000204045
Sep 24, 1998 Allen, C.E.F. [396], Zimbabwe Sansevieria deserti K000204155
Wild, H. [1240], Zimbabwe Sansevieria deserti 22395.000
Lugard, E.J. [9], Botswana Sansevieria deserti K000255833 Unknown type material
Nicolls, J.A. [s.n.], Botswana Sansevieria deserti K000255832 Unknown type material
Greenway, P.J. [7990], Zambia Sansevieria deserti K000204025
Fanshawe, D.B. [F9234], Zambia Sansevieria deserti K000204026
Codd, L.E. [7484], Zambia Sansevieria deserti K000204031
Grosvenor, R.K. [121], Zimbabwe Sansevieria deserti K000204036
Mshasha, E. [5], Zimbabwe Sansevieria deserti K000204037
Meneses, A. [3387], Angola Sansevieria deserti K000204038
Codd, L.E. [5392], South Africa Sansevieria deserti K000204186
Plowes, D.C.H. [1989], Zimbabwe Sansevieria deserti K000204032
Fanshawe, D.B. [F9464], Zambia Sansevieria deserti K000204028
Jones, W.P. [Nat. Herb. No.24551], South Africa Sansevieria deserti K000204181
Codd, L.E. [4838], South Africa Sansevieria deserti K000204187
Fanshawe, D.B. [F9307], Zambia Sansevieria deserti K000204027
Rogers, F.A. [13472], South Africa Sansevieria deserti K000204182
Eyles, F. [3185], Zimbabwe Sansevieria deserti K000204034
Grandvaux Barbosa, L.A. [G.B.3602], Mozambique Sansevieria deserti K000204024
Rogers, F.A. [21868], South Africa Sansevieria deserti K000204185
Plowes, D.C.H. [1863], Zimbabwe Sansevieria deserti K000204033
Fanshawe, D.B. [F.2360], Zambia Sansevieria deserti K000204029
Wild, H. [1240], Zimbabwe Sansevieria deserti K000204035
Pooley, E.J. [1437], South Africa Sansevieria deserti K000204188

First published in Global Fl. 4: 66 (2018)

Accepted by

  • Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. (2021). The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. https://doi.org/10.1038/s41597-021-00997-6 Scientific Data 8: 215.

Literature

Kew Backbone Distributions

  • Acevedo-Rodríguez, P. & Strong, M.T. (2005). Monocotyledons and Gymnosperms of Puerto Rico and the Virgin Islands Contributions from the United States National Herbarium 52: 1-415.
  • Eggli, U. (ed.) (2001). Illustrated Handbook of Succulent Plants: Monocotyledons: 1-354. Springer-Verlag, Berlin, Heidelberg, New York.
  • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
  • Jankalski, S. (2006). Brown's Sansevieria monograph - an update Sansevieria 15: 21-29.
  • Mwachala, G. & Mbugua, P.K. (2007). Dracaenaceae Flora of Tropical East Africa: 1-43.
  • Timberlake, J.R. & Martins, E.S. (eds.) (2010). Flora Zambesiaca 13(2): 1-83. Royal Botanic Gardens, Kew.

Flora of Tropical East Africa
Flora of Tropical East Africa
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens
Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Plants and People Africa
Common Names from Plants and People Africa http://www.plantsandpeopleafrica.com/
© Plants and People Africa http://www.plantsandpeopleafrica.com http://creativecommons.org/licenses/by/3.0/