DOI: 10.5281/zenodo.15160725
title: APPENDIX. in Alyxia Banks ex R. Br. in New Caledonia: a clarification of several species complexes, nomenclatural notes, and a description of three new species

description: APPENDIX.
Branchlet shapeBranchlet colourBranchlet pubescenceLeave per whorlLeave shapeLeave mucronateLeave pubescenceLeaf sizeLeave textureLeave colourSecondary venationPetiole lengthAlyxia bailloniiWeakly angledGreenGlabrous2 or 3Elliptic, obovate or spathulateNoGlabrous2.6–10 × 1.1–4.7 cmCoriaceousDiscolor, dark green above, glaucous beneathObscure to weakly prominent beneath0.3–1.4 cmAlyxia caletioidesWeakly angledBrownPuberulent to tomentose3 or 4Linear or narrowly ellipticNoPubescent0.5–2.2 × 0.15–0.45 cmCoriaceousConcolourObscure0.1 cmAlyxia celastrineaWeakly or strongly angledGreen to reddishGlabrous3ObovateNoGlabrous2.3–5.5 × 1–2.2 cmSubcoriaceous to coriaceousConcolourObscure0.2–0.4 cmAlyxia clusiophyllaWeakly or strongly angledBrownSparsely to densely pubescent or glabrescent3Linear, elliptic, broadly elliptic or spathulateNoSparsely puberulent only on midrib21–13 × 0.8–2.7 cmThickly coriaceousDiscolor, dark green above, pale green beneathObscure0.4–0.7 cmAlyxia cylindrocarpaWeakly angledGreenGlabrous2Narrowly elliptic, elliptic or ovateYesGlabrous0.8–8.4 × 0.3–3.3 cmSubcoriaceous or chartaceousConcolourWeakly distinguishable0.2–0.7 cmAlyxia doliolifloraWeakly or strongly angledReddishGlabrous3LinearNoGlabrous2.2–4.7 × 0.2–0.5 cmCoriaceousConcolourObscure0.1–0.4 cmAlyxia glaucophyllaWeakly angledBrown to blackishSparsely to densely pubescent3Broadly elliptic, ovate or spathulateNoGlabrous1–6.1 × 0.6–3.9 cmCoriaceousSlightly discolor, pale green beneathObscure0.2–0.6 cmAlyxia humboldtiensisStrongly angledGreenPuberulent3 to 5Obovate or spathulate, strongly revolutateYesBoth surfaces minutely pubescent2.4–2.7 × 1.3–1.8 cmThickly coriaceousGreenObscurenullAlyxia hurlimanniiWeakly or strongly angledGreyishGlabrous3 or 4Narrowly obovate or ellipticNoGlabrous1.6–6.5 × 0.3–2.6 cmCoriaceousConcolourObscure0.3–0.5 cmAlyxia kaalaensisWeakly angledBrownDensely pubescent on young parts3Oblong to orbicularNoGlabrous0.6–1 × 0.6–1 cmCoriaceousSlightly discolor, pale green beneathObscure0.1–0.3 cmAlyxia leucogyneStrongly angledGreenGlabrous or sparsely puberulent or glabrescent4 or 5Obovate or spathulate, margin weakly to strongly inrolledNoGlabrous3.2–16.4 × 1.9–6.2 cmCoriaceousGreenSecondary veins weakly prominent1–2 cmAlyxia loesenerianaWeakly or strongly angledGreen to brownishGlabrous2 or 4Elliptic or obovateNoGlabrous2.4–10.4 × 1–3.8 cmCoriaceous to chartaceousSlightly discolor, pale green beneathWeakly to clearly visible beneath0.3–1.1 cmAlyxia margaretiaeTerete to weakly angledGreenGlabrous2Elliptic, ovate or oblongYesGlabrous3.3–10.3 × 0.8–4.8 cmCoriaceous to thickly coriaceousConcolourWeakly distinguishable to obscure0.4–1.3 cmAlyxia minimifloraWeakly angledBlackishDensely pubescent3LinearNoLooking lustrous but with sparse very short hairs1–3 × 0.1– 0.2 cmSubcoriaceousSlightly discolor, pale green beneathObscure0.1–0.3 cmAlyxia mucronataWeakly angledGreenSparsely pubescent to tomentose or glabrescent2Elliptic or ovateYesPubescent or glabrous beneath1–3.5 × 0.6–1.9 cmCoriaceousGreenWeakly distinguishable to obscure0.1–0.3 cmAlyxia nummulariaWeakly angledBrownDensely pubescent3OrbicularNoDensely pubescent0.9–2.6 × 0,6–1,7 cmCoriaceousConcolourObscure0.1–0.2 cmAlyxia oppositifoliaWeakly angledGreenGlabrous to densely pubescent2 or 3Linear to lanceolateNoGlabrous to densely pubscent0.8–3.9 × 0.2–1.2 cmChartaceous to coriaceousConcolourObscure to weakly prominent beneath0.1–0.2 cmAlyxia oubatchensisWeakly angledGreenGlabrous to densely puberulent3Elliptic, obovate or spathulateNoSparsely puberulent beneath1.7–10 × 1–4.5 cmCoriaceousSlightly discolor, pale green beneathStrongly to weakly distinguishable beneath0.4–1 cmAlyxia paniensisWeakly angledBrownGlabrous3EllipticNoGlabrous5.3–8.4 × 2.8–4 cmChartaceousConcolourWeakly to clearly visible beneath0.6–1.3 cmAlyxia podocarpaWeakly angledGreenSparsely pubescent3Elliptic to obovateNoGlabrous beneath, glabrous or puberulent only on midrib above1.5–8 × 0.5–1.8 cmCoriaceousSlightly discolor, pale green beneathWeakly distinguishable to obscure0.2–0.7 cmAlyxia poyaensisStrongly angledRedGlabrous2Narrowly to broadly ellipticYesGlabrous1.1–5.4 × 0.2–2.1 cmCoriaceousSlightly discolor, pale green beneathWeakly distinguishable to obscure0.3–0.5 cmAlyxia pseudoserpentinaWeakly angledGreen to brownishGlabrous3OblongNoGlabrous3–4.7 × 0.6–0.7 cmChartaceousConcolourObscure0.2–0.3 cmAlyxia rosmarinifoliaWeakly or strongly angledReddishGlabrous3LinearNoGlabrous1.7–3.8 × 0.1–0.3 cmCoriaceousConcolourObscure0.1–0.3 cmAlyxia rubricaulisWeakly angledRedGlabrous2Elliptic or ovateYesGlabrous1.4–8.2 × 0.7–3.2 cmCoriaceous to thickly coriaceousConcolourWeakly distinguishable0.6–1.2 cmAlyxia sarasiniiWeakly angledGreenGlabrous to densely and minutely pubescent3Elliptic or obovateNoDensely pubescent beneath, above glabrous0.8–2.4 × 0.3–1 cmThickly coriaceousSlightly discolor, pale green beneathWeakly distinguishable to obscure0.2–0.5 cmAlyxia spathulataWeakly angledBlackishGlabrous2SpathulateNoGlabrous1.3–2.1 × 3.6–5.7 cmCoriaceousConcolourObscure0.2–0.3 cmAlyxia stellataTerete, weakly or strongly angledGreen to brownishGlabrous to densely and minutely puberulent3Linear, narrowly to broadly elliptic, ovate, obovate, or lanceolateNoGlabrous2.8–3.7 × 1.1–1.8 cmCoriaceous to chartaceousConcolourObscure0–0.1 cmAlyxia tisserantiiWeakly or strongly angledReddishGlabrous3ObovateNoGlabrous2.3–3 × 0.7–1 cmCoriaceousConcolourObscure0.1–0.4 cmAlyxia torquataTerete to weakly angledGreen to brownishGlabrous3EllipticNoGlabrous1.5–8.5 × 0.7–3.1ChartaceousConcolourObscure0.1–0.2 cmAlyxia urceolataWeakly angledGreen to blackishYoung puberulent then glabrous3LinearNoPuberulent0.9–1.4 × 0.15–0.25 cmSubcoriaceousSlightly discolor, pale green beneathObscure0.1–0.2 cmAlyxia veilloniiStrongly angledReddishGlabrous3EllipticNoGlabrous3–5.3 × 0.9–2.4 cmCoriaceousSlightly discolor, pale green beneathObscure0.3–0.4 cm
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description: Published as part of Lannuzel, Guillaume, Munzinger, Jérôme, Vandrot, Hervé & Gâteblé, Gildas, 2024, Alyxia Banks ex R. Br. in New Caledonia: a clarification of several species complexes, nomenclatural notes, and a description of three new species, pp. 37-39 in Phytotaxa 649 (1) on page 37, DOI: 10.11646/phytotaxa.649.1.1, http://zenodo.org/record/13215783