Extinct Plant species in South Africa

Extinct Plant species in South Africa - source: http://redlist.sanbi.org/
(date in brackets: last record available)
By definition, these species Red List status' will be revised if found. (So - status at time of finding)

Extinct (EX):

Psoralea cataracta Waterfall Fountainbush (1790s) - found Oct 2019 https://www.inaturalist.org/observations/35563154
Leucadendron grandiflorum (1806)
Thamnea depressa (1815)
Liparia graminifolia (1829)
Disa forcipata (1870)

Barleria natalensis (1890)
Xysmalobium baurii (1890)
Brachystelma schoenlandianum (1893)
Erica foliacea subsp. fulgens (1895)
Vernonella africana (1895)

Cephalophyllum parvulum (1896)
Cyclopia filiformis (1897)
Nemesia micrantha (1897)
Aspalathus variegata (1898)
Osteospermum hirsutum (~1900)
Polhillia ignota Whocares Syrupbush (1900s) - found Nov 2016 https://www.inaturalist.org/observations/11166925

Willdenowia affinis (1918)
Eugenia pusilla (1920)
Lampranthus vanzijliae (1921)
Macledium pretoriense (1925)
Psoralea gueinzii (1927)

Leucadendron spirale (1933)
Aspalathus complicata (1934)
Erica alexandri subsp. acockii (1940)
Helichrysum outeniquense Joubertinia Everlasting (1947) - found 2016 https://www.inaturalist.org/observations/11207312
Mimetes stokoei Mace Pagoda (1950)- re-emerged after hot fire 2000 - preiNat
Isolepis bulbifera (1950)
Aspalathus cordicarpa Heartfruit Capegorse (1950s) - found March 2016 https://www.inaturalist.org/observations/11248883

Conophytum semivestitum (pre 1996)
Crassula subulata var. hispida (pre 1996)
Erica pyramidalis var. pyramidalis (pre 1996)
Macrostylis villosa subsp. minor (2002)

Ceropegia antennifera (known only from the type)
Ceropegia bowkeri (known only from the type)
.

Extinct in the Wild (EW) - only known from cultivation:

Erica verticillata (1908)
Encephalartos woodii (1916)
Erica turgida (1980s)
Encephalartos brevifoliolatus (1996)
Encephalartos nubimontanus (2004)
Erica bolusiae var. cyathiformis (2006)
Pleiospilos simulans Liver Quaggafig (2007) - found 2016 by Outramps & Oct 2015 https://www.inaturalist.org/observations/11122394
.

Presumed Extinct (CR PE) - no known populations surviving:

Helictotrichon quinquesetum (1800s)
Lobelia zwartkopensis (1800s)
Aspalathus ferox (1850s)
Euryops zeyheri (1850s)
Adenia natalensis (1865)
Athanasia imbricata (1865)

Riocreuxia woodii (1879)
Kniphofia crassifolia (1880)
Cyclopia laxiflora (1890s)
Senecio hirtifolius (1895)
Albuca prolifera (1898)

Erica kraussiana (1900s)
Ixia ecklonii (1900s)
Merremia malvaefolia (1900s)
Pachycarpus rostratus (1900s)
Phylica schlechteri (1900s)
Lebeckia zeyheri (1900s)

Marasmodes macrocephala (1907)
Alepidea multisecta (1910)
Albuca nana (1912)
Oxalis marlothii (1920)
Holothrix micrantha (1925)
Manulea ramulosa (1926)

Lachenalia martleyi (1929)
Riocreuxia flanaganii var. alexandrina (1930)
Oxalis pseudo-hirta (1930)
Leobordea magnifica Magnificent Leobordea (1930s) - rediscovered Nov. 2021 https://www.inaturalist.org/observations/102101159
Lotononis dichiloides (1930s)
Disa newdigateae (1931)

Globulariopsis pumila (1935)
Oxalis involuta (1935)
Oxalis perineson (1935)
Oxalis fragilis Koring Sorrel (1936) - rediscovered July 2020 (?Jul 2018) https://www.inaturalist.org/observations/14755491
Agathosma pallens (1940)
Agathosma propinqua (1940)
Polycarena silenoides Cape Granite Flax (1940s) - rediscovered Aug 2015 https://www.inaturalist.org/observations/11071901

Tetraria paludosa (1945)
Lobelia barkerae (1947)
Lotononis racemiflora (1948)
Erepsia promontorii (1950)
Babiana foliosa (1951)
Heliophila pusilla var. lanceolata (1955) rediscovered Sep 2018 https://www.inaturalist.org/observations/18252648

Euryops rosulatus (1960)
Marasmodes reflexa (1964)
Selago polycephala (1967)
Tritonia flabellifolia var. thomasiae (1968)

Pterygodium connivens (1970s)
Aspalathus amoena Bree Capegorse (1970s) - rediscovered May 2013 https://www.inaturalist.org/observations/10876446
Ornithogalum hallii (1976)
Muraltia satureioides var. salteri (1980s)
Moraea minima (1981)
Agathosma involucrata (1984)

Leobordea lanata (1986)
Hesperantha saldanhae (1990s)
Amphithalea minima (2000s)
Oxalis variifolia Swartland Sorrel (2000s) - rediscovered July 2020 https://www.inaturalist.org/observations/53265601
Turraea streyi (2000s - EW)

Oxalis hygrophila (2001)
Orbea elegans (2004)
Ceropegia rudatisii (2005)
Conophytum herreanthus subsp. herreanthus (2006)
Ceropegia tomentosa (2007)

Jordaaniella anemoniflora (2011 - EW)
Tulbaghia cominsii (2011)
Xysmalobium winterbergense (?)
.

.

Not seen for over 50 years (Data Deficient) and REDISCOVERED:

Amphithalea bullata (1804) - rediscovered June 2022 - https://www.inaturalist.org/observations/121269190 [ID == A. cymbifolia]
.Aspalathus concava Necklace Capegorse (1896) - redicovered Nov 2013 - https://www.inaturalist.org/observations/10944989
Aspalathus sulphurea Sulphur Capegorse (1940s) - redicovered Nov 2021 - https://www.inaturalist.org/observations/100631437

Previously Extinct - But since taxonomically revised!

Drosanthemum insolitum L.Bolus (CR PE) - is now sunk into Drosanthemum boerhavii (Eckl. & Zeyh.) H.E.K.Hartmann
Haworthia venosa (Lam.) Haw. subsp. woolleyi (Poelln.) Halda (CR PE) - is now sunk into Haworthiopsis woolleyi (Poelln.) G.D.Rowley (CR)

(first posted on iSpot: 9 September 2015 - 10:56AM - regularly updated)

Posted on March 07, 2018 11:42 AM by tonyrebelo