Inversodicraea pygmaea G.Taylor (1953:72)
Taxonomy & Nomenclature
Synonyms: Ledermanniella pygmaea (G.Taylor) C.Cusset in Adansonia, n.s., 14: 274 (1974); Ledermanniella taylorii C.Cusset in Bull. Mus. Natl. Hist. Nat., B, Adansonia 5: 376 (1983 publ. 1984), nom. superfl.
Conservation Status
Missing (Couch et al., 2019:13)
Last record: 4 December 1951 (Cheek, 2018; Couch et al., 2019:13 [as 1951])
Distribution
Kindia Falls (=Grandes Chutes, Kindia), Guinea
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Cheek, Martin. (2018). Inversodicraea pygmaea. The IUCN Red List of Threatened Species 2018: e.T98569037A100439967. https://dx.doi.org/10.2305/IUCN.UK.2018-1.RLTS.T98569037A100439967.en. Accessed on 07 April 2024.
Cheek, M., Feika, A., Lebbie, A., Goyder, D., Tchiengue, B., Sene, O., Tchouto, P. and van der Burgt, X. (2017). A synoptic revision of Inversodicraea (Podostemaceae). Blumea 62: 125-156. DOI: 10.3767/blumea.2017.62.02.07.
Couch, Charlotte, Cheek, Martin, Haba, Pépé M., Molmou, Denise, Williams, Jenny, Magassouba, Sékou, Doumbouya, Saïdou and Diallo, Muhammad Yaya. (2019). Threatened habitats and Important Plant Areas (TIPAs) of Guinea, west Africa. Royal Botanic Gardens, Kew.
Gosline, G., Bidault, E., van der Burgt, X., Cahen, D., Challen, G., Condé, N., Couch, C., Couvreur, T. L. P., Dagallier, L.M.J., Darbyshire, I., Dawson, S., Doré, T. S., Goyder, D., Grall, A., Haba, P., Haba, P., Harris, D., Hind, D. J. N., Jongkind, et al. (2023). A Taxonomically-verified and Vouchered Checklist of the Vascular Plants of the Republic of Guinea. Nature, scientific data 10, Article number: 327: [1]-[12].
Hutchinson, J., Dalziel, J. M. and Keay, R. W. J. (1954-1958). Flora of West Tropical Africa, ed. 2, 1: 1-828.
Inversodicraea tanzaniensis Cheek
Taxonomy & Nomenclature
Conservation Status
Missing
Last record: 22 August 1931
Distribution
Ruhidji River, Tanzania
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Cheek, M., Séné, O. and Ngansop, E. (2020). Three new Critically Endangered Inversodicraea (Podostemaceae) species from Tropical Africa: I. senei, I. tanzaniensis and I. botswana. Kew Bulletin 75: 31. https://doi.org/10.1007/s12225-020-09889-1
Other references:
https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:77212234-1
Ledermanniella lunda Cheek
Taxonomy & Nomenclature
Conservation Status
Missing
Distribution
Angola
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Magdalena, Carlos. (2017). The Plant Messiah. Viking. 224 pp.
Magdalena, Carlos. (2018). The Plant Messiah: Adventures in Search of the World's Rarest Species. Penguin Books. 218 pp. [p. 207]
https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:77144183-1
Passiflora cuneata ssp. nov. ‘Miguel Molinari’
Taxonomy & Nomenclature
Conservation Status
Extinct in the wild
Distribution
Colombia & Venezuela
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Vanderplank, John. (1998). Plate 340. Passiflora cuneata ‘Miguel Molinari’. Curtis's Botanical Magazine 15(2): 109-114. https://doi.org/10.1111/1467-8748.00146
Saxicolella nana Engl. (1926:456)
Taxonomy & Nomenclature
Conservation Status
Last and only record: January 1914 (Cheek et al., 2022)
Rediscovered in: 2004 by Ghogue (Cheek et al., 2022)
IUCN RedList status: Vulnerable
Distribution & Habitat
Nyong river (near Mbalmayo), Cameroon
Anatomy & Morphology
Biology & Ecology
Hypodigm
Mildbraed 7749a (holotype B [100294988]; isotype U [U1518023] n.v.) (Cheek et al. 2022)
Media
References
Original scientific description:
Engler, A. (1926). Podostemonaceae africanae. IV. Beiträge zur Flora von Africka. Bot. Jährb. 60: 451-467.
Other references:
Cheek, M., Molmou, D., Magassouba, S. et al. (2022). Taxonomic revision of Saxicolella (Podostemaceae), African waterfall plants highly threatened by Hydro-Electric projects. Kew Bull 77: 403-433. https://doi.org/10.1007/s12225-022-10019-2
Cusset, C. (1987). Podostemacees-Tristichacees. In: B. Satabie and P. Morat (eds), Flore du Cameroun, pp. 51-99. Ministere de l'Enseignement Superieure et de la Recherche Scientifique, Yaounde (Cameroun).
Engler, A. (1930). Podostemonaceae. In: A. Engler & K. Prantl, das Pfanzenfamilien. 2 Aufl. Band 18A: 1-68. Engelmann, Leipzig.
Ghogue, J.-P. (2010). Saxicolella nana. The IUCN Red List of Threatened Species 2010: e.T185400A8403816. https://dx.doi.org/10.2305/IUCN.UK.2010-3.RLTS.T185400A8403816.en. Accessed on 27 July 2025.
Onana, Jean Michel. (2013). Synopsis des Espèces Végétales Vasculaires Endèmiques et Rares du Cameroun. Flore du Cameroun 40. Ministère de la Recherche Scientifique et de la Innovation, Yaoundé.
Onana, Jean Michel, Cheek, Martin and Pollard, Benedict John. (2011). Red Data Book of the Flowering Plants of Cameroon: IUCN Global Assessments. Kew, Richmond, Surrey, UK: Kew Publishing. 578 pp.
POWO. (2025). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 27 July 2025]