A new species, Magnolia corquinensis, and a new record of Magnolia quetzal (Magnoliaceae) for Honduras Author Morales-Molina, Sobeida 0000-0001-7570-8212 Asociación Ecológica de San Marcos de Ocotepeque (AESMO), San Marcos, Ocotepeque, Honduras & Mancomunidad de Municipios del Parque Nacional Montan ̃ a de Celaque, Lempira, Honduras sobeydamorales07@gmail.com Author Vega-Rodri ́ Guez, Hermes 0000-0001-9843-0639 Proyecto CONECTA +, Secretaría de Recursos Naturales y Ambiente. Santa Rosa de Copán, Honduras hermes.vega88@gmail.com Author Shalisko, Viacheslav 0000-0001-5626-0491 Universidad de Guadalajara, Centro Universitario de Ciencias Biológicas y Agropecuarias, Herbario IBUG, Instituto de Botánica, Departamento de Botánica y Zoología, Camino Ing. Ramón Padilla Sánchez 2100, Nextipac, Zapopan, 45200, Jalisco, México vshalisko@gmail.com Author Alemán-Avilez, Maryury 0009-0000-8447-4809 Programa Nacional de Guardarecursos de Honduras PNGH-MOCAPH-SINAPH, Tegucigalpa, Honduras alemanyury83@gmail.com Author Vázquez-García, J. Antonio 0000-0002-8393-5906 Universidad de Guadalajara, Centro Universitario de Ciencias Biológicas y Agropecuarias, Herbario IBUG, Instituto de Botánica, Departamento de Botánica y Zoología, Camino Ing. Ramón Padilla Sánchez 2100, Nextipac, Zapopan, 45200, Jalisco, México talaumaofeliae@gmail.com text Phytotaxa 2024 2024-03-28 642 2 191 200 http://dx.doi.org/10.11646/phytotaxa.642.2.7 journal article 302753 10.11646/phytotaxa.642.2.7 708e841d-2f6d-4f18-abcf-25b30df2bb50 1179-3163 13214311

TABLE 1. Differences between M. corquinensis and morphologically similar species.

Characters	M. corquinensis	M. montebelloensis	M. celaquensis	M. hondurensis	M. yoroconte
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Tree height (m)	20.0–30.0	12.0–16.0 (–24.0)	15.0–23.0	3.0–30.0	37.0–40.0
DBH (m)	0.30–1.00	0.20–0.35	0.77	0.50	0.90–1.50
Leaves
petiole length (cm)	2.2–3.0	(2.3–)3.2–3.4(–4.0)	2.0–2.8	1.5–2.5	2.0–2.1
blades (cm)	16.4–18.5 × 5.4–5.9	(9.0–)15.3–20.2(–22.2)	12.0–16.9 × 4.9–6.6	10.0–18.0 × 4.4–8.0	12.0–20.0 × 5.0–6.0
		× (3.5–)6.6–8.5(–10.8)
shape	lanceolate to	narrowly lanceolate to	oblanceolate	elliptic, oblanceolate	oblong-elliptic to
	oblanceolate	oblanceolate		or lanceolate	narrowly lanceolate
margin	sligthly undulate	undulate	straight	?	undulate
pubescence	abaxially glabrescent	abaxially glabrous	abaxially glabrous	abaxially pubescent	abaxially glabrous
lateral veins per side	14	11–12	12–13	12–19	14–17
No. of spathaceous	2, one red-yellowish,	3, pale yellow	2, reddish	1, unknown	2, unknown
bracts and pubescence	the other pale brown-
colour	yellowish
Peduncle (cm)	2.5–3.0	1.5–2.0	3.3–3.9	0.8–2.3	1.0–2.0
Flower
diameter (cm)	12.0–15.0	11.0–12.0	8.0–10.0	9.0–10.0	6.0–10.0
gynoecium	ovoid	ovoid	narrowly ellipsoid to	?	ellipsoid
			oblongoid
stamen number	86–91(–98)	(53–)60–66(–85)	80–88	61–93	100–145
carpel number	27–30(–49)	(22–)24–34(–35)	20–25	23–38	40–50
Sepals
shape	obovate	spathulate	spathulate	oblong to spatulate	obovate to oblong
colour	greyish with light-	greenish	creamy-white	white	white
green margins, pale-
	brownish below
Outer Petals
shape	obovate, slightly	obovate	broadly obovate,	concave, oblique to	broadly obovate,
	cochleate		deeply cochleate	spatulate	cochleate
colour	creamy white	creamy white	creamy white	white	white
Fruits
shape size (cm)	ellipsoid to oblongoid 5.3–6.7 × 2.4–3.4	oblongoid (3.5–)5.4–6.3 ×	ovoid 6.0–6.3 × 3.8–3.9	oblongoid 3.0–5.7 × 1.2–3.0	oblongoid 4.0–6.0 × 2.0–4.0
pubescence	present	2.5–2.7(–3.4) glabrescent to	glabrous	glabrescent to slightly present basally
colour	brownish green to	pubescent yellowish to reddish,	green, turning black	hairy brownish or blackish,	reddish to grey,
	purplish, keeping	turning black at	at dehiscence	turning blackish at	turning blackish at
	original colour at	dehiscence		dehiscence	dehiscence
Seed shape	dehiscence. mostly disk-like	mostly ovoid, trapezoid	disk-like	rhomboid to orbicular prismatic, triangular
		or prismatic