The genus Chlorophytum Ker Gawl. (Asparagales, Asparagaceae) in Madagascar, with the description of 12 new species, 4 new subspecies and 1 new variety Author Pignal, Marc Institut de Systématique, Évolution et Biodiversité (UMR 7205 - CNRS, MNHN, UPMC, EPHE), Muséum national d’Histoire naturelle, Sorbonne Université, case postale 39, 57 rue Cuvier, 75231 Paris cedex 05, France. marc.pignal@mnhn.fr Author Phillipson, Peter B. Institut de Systématique, Évolution et Biodiversité (UMR 7205 - CNRS, MNHN, UPMC, EPHE), Muséum national d’Histoire naturelle, Sorbonne Université, case postale 39, 57 rue Cuvier, 75231 Paris cedex 05, France. & Missouri Botanical Garden, P. O. Box 299, St. Louis, MO 63166, USA. Peter.Phillipson@mobot.org Author Bardot-Vaucoulon, Martine Institut de Systématique, Évolution et Biodiversité (UMR 7205 - CNRS, MNHN, UPMC, EPHE), Muséum national d’Histoire naturelle, Sorbonne Université, case postale 39, 57 rue Cuvier, 75231 Paris cedex 05, France. martine.bardot-vaucoulon@mnhn.fr text European Journal of Taxonomy 2026 2026-01-06 1033 1 1322 https://europeanjournaloftaxonomy.eu/index.php/ejt/article/download/3139/14003 journal article 314299 10.5852/ejt.2026.1033.3139 33406e96-fc7d-4776-b52e-eb146654f24c 2118-9773 18325308

Table 6 (continued on next page). Lesser-known species of Chlorophytum Ker Gawl., with observations to encourage future research.

Taxon	Type of environment	Region	Localities	Year of most recent collection	Remarks
C. albociliatum sp. nov.	Gneiss, wooded area, 1400–1500 m	Amoroni’mania	Ambatofinandrahana	1955	One collection only. Mature fruit unknown.
C. ankarense	Sand or limestone, in dry areas	Boeny, Androy, Atsimo-Andrefana	5 subpopulations: Parc National d’Ankarafantsika, Parc National de Namoroka, Aire Protégée de Ranobe PK32, Causse d’Ankara, Ampandrandava	1955	5 collections, somewhat incomplete
C. aspidistrifolium sp. nov.	Sclerophyllous forest undergrowth	SAVA	Paysage harmonieux de Loky Manambato	2006	Single collection; flowers unknown
C. basivaginatum sp. nov.	Meadows and open areas, at 1600 m	Amoroni’mania	Ambatofinandrahana	2004	Single collection; mature fruit unknown
C. candelabrum sp. nov.	Undergrowth of dense forest, at 200 m	SAVA	Near Loky Manambato	2005	Single collection; flowers unknown
C. darainense sp. nov.	Dense secondary forest undergrowth	SAVA	Near Daraina	2006	Single specimen only; only detached leaves known, underground parts unknown, young fruit only known
C. distichum	Humid forest, at 100 m	Amoron’i Mania	Matitana Basin	1911	Single collection, mature fruit unknown
C. graniticum subsp. ambrense subsp. nov.	Moist forest on basalt, at 1000 m	DIANA	Parc National de la Montagne d’Ambre	1988	Known from only 2 collections; additional representative material needed
C. helvillae sp. nov.	Unknown	DIANA	Nosy Be	1905	A single collection; fruit and underground parts unknown
C. hypoxiforme	On a tampoketsa, in the rocks, at 900 m	Betsiboka	Tampoketsan’i Beveromay	1910	Mature fruit unknown
C. madagascariense	Open areas or forest undergrowth	Analamanga, Boeny, DIANA	Manongarivo, causse Ankara, Nosy Be, Lac Kinkony, Mahajanga	2013	Additional material needed for a better understand the infraspecific taxonomy and distribution
C. namorokense	Limestone rocks	Boeny	RN 8, Andranomavo	1904	Known from a single collection; fruit unknown
C. nigrogranulosum sp. nov.	Limestone rock undergrowth dry forest	DIANA	Montagne des Français-Anosiravo	2007	Known from a single collection
C. nusbaumeri sp. nov.	Slope forest undergrowth, at 300–400 m	DIANA	Daraina, Ampandrabe	2005	Known from a single collection; only flower buds and fruits known
C. parkeri	Grasslands, wetlands	Analamanga, Boeny	Ambohimanga, Mahajanga, Beanka	2011	Known from diverse localities, altitudes and substrates (with populations in the west and also on the ʻhauts plateauxʼ more collections from intermediate areas could confirm the taxonomy
C. aff. parkeri	Grasslands, wetlands, at 1000 m	Ihorombe	Ihosy	2010	Known from a single collection (far from true C. parkeri), very few flowers and a single fruit known
C. ranirisoni sp. nov.	Dense dry forest undergrowth, at 350 m	SAVA	Daraina	2005	Known from a single collection; fruit unknown
C. ratovosonii sp. nov.	Sparse, dry forests on sand	DIANA	Ambolobozokely	2006	Known from a single collection; flowers unknown
C. sofiense subsp. sofiense	Rocks, damp woods	Sofia	Sofia, central basin	1907	A single collection; flowers unknown
C. sofiense subsp. gautieri subsp. nov.	Watersides in rainforest, 200 m	SAVA	Daraina	2004	A single collection; flowers unknown
C. subligulatum	Bare gneissic rocks	Sofia	Bemarivo, central basin	1910	A single collection known; fruits unknown
C. tolyanum sp. nov.	Rocks under dry forest	DIANA	Spéciale Réserve Ankarana	2003	A single collection known; fruits unknown
C. sp. 1	Habitat unknown	Sofia	Befandriana (Col d’Andavaka)	1942	Known from an inflorescence fragment obtained from a plant in culture; habit unknown, fruits unknown
C. sp.2	Habitat unknown	DIANA	Antsiranana	1843	Very old material, collected near Antsiranana; likely extinct?