Aristolochia assisii, a new neotenic species of Aristolochiaceae from Espírito Santo and Bahia, Brazil Author Freitas, Joelcio Museu de Biologia Prof. Mello Leitão. Av. José Ruschi, 04, Centro, Santa Teresa, ES, Brasil. CEP: 29650 - 000. joelciofr @ gmail. com. Programa de Pós-graduação em Botânica, Escola Nacional de Botânica Tropical, Instituto de Pesquisas Jardim Botânico do Rio de Janeiro. Rua Pacheco Leão, 2040, Solar da Imperatriz, Horto, Rio de Janeiro, RJ, Brasil. CEP: 22460 - 030. lirioeltonj @ gmail. com Author Lírio, Elton John De Author González, Favio Instituto de Ciencias Naturales, Universidad Nacional de Colombia, AA 7495, Bogotá, Colombia. fagonzalezg @ unal. edu. co text Phytotaxa 2014 2014-03-31 163 5 262 268 http://dx.doi.org/10.11646/phytotaxa.163.5.2 journal article 309046 10.11646/phytotaxa.163.5.2 0c8199fd-7904-40f4-8d5d-5c338a7711da 1179-3163 5132473

TABLE 1: Comparison of A. assisii with four morphologically related species.

Characters	A. assisii, sp. nov.	A. bahiensis (based	A. disticha (based on	A. holostylis (based	A.subglobosa (based
		on González 1998)	Hoehne, 1942 and	on González, 2012)	on Freitas et al.
			González et al. in		2013A)
			press.)
Habit	herb	climber	climber	herb	climber
Length of	5.6–16.5 cm	2.3–5 cm	2–5.5 cm	2–3.5 cm	3.6–7.2 cm
petiole
Leaf blade	very widely ovate,	narrowly-ovate,	ovate to narrowly	very widely ovate	ovate-deltoid, 9–23 ×
	13.8–16.5 11.0–17.5	10–16 × 5–6.5 cm,	ovate, 8–15 × 5–10	(reniform), 7–15(–	4.1–10.8 cm,
	cm, membranaceous,	chartaceous, base	cm, chartaceous, base	28) × 12–20(–35)	chartaceous, base
	base deeply cordate	truncate to slightly	deeply cordate (with a	cm, chartaceous,	truncate to slightly
	(with a sinus 2.8–4.4	cordate (with a sinus	sinus to 1.4–2 cm	base cordate,	cordate (with a sinus
	cm deep), not peltate,	<4 mm deep),	deep), not peltate,	cuneate, not	to 1.1 cm deep), not
	apex acuminate	slightly peltate,apex	apex acute to	peltate, apex obtuse	peltate, apex acute to
		acute to acuminate	acuminate,		acuminate
			sometimes obtuse
Racemes	0.4–3 cm long,	<5 mm long,	2–6.5 cm long,	to 20 cm long,	7–10 mm long,
	congestiflorous,	congestiflorous,	congestiflorous,	ramiflorous, with a	congestiflorous,
	ramiflorous,	cauliflorous,	cauliflorous	few flowers	cauliflorous
	internodes <1 mm	internodes <1 mm		scattered and	internodes <1 mm
	long	long		separated by	long
				elongated
				internodes
Subtending	bracteose, very	bracteose, very	bracteose, very	leafy, usually	bracteose, very
leaves	reduced (<5 × 5 mm)	reduced(<5 × 5	reduced (<5 × 5 mm)	reduced in size but	reduced (<5 × 5 mm)
		mm)		not bracteose (> 1 ×
				1 cm)
Outer surface of	glabrous	glabrous	puberulous	glabrous	glabrous
the perianth
Shape and size	ovoid, to 1.1 × 0.7 cm	widely obovoid, 5–8	elliptic to obovoid, 6–	obovoid, 6–12 × ca.	ovoid, 4–6 × 5–6 mm
of utricle		× 3–6 mm	9 × 4–6 mm	5 mm
Syrinx	massive, to 1.5 mm	absent	short,	ring-shaped,	1.5–1.8 mm long,
	long, inaequilateral		membranaceous,	equilateral, 0.5–1	inaequilateral
			inaequilateral, to 0.21	mm long
			mm long
Shape and	funnel-shape, to 1.66	funnel-shape, 1–2	funnel-shape, 6–15	extremely	funnel-shape, 0.8–1.5
length of tube	cm long	cm long	mm long	shortened and	cm long
				indifferentiated
Shape and size	strongly	strongly	strongly	very slightly	broadly elliptic to
of the perianth	monosymmetric,	monosymmetric,	monosymmetric,	monosymmetric,	broadly obovate, 2.2–
limb at anthesis	broadly elliptic, 1.82–	oblong to narrowly	ovate, to 0.99 × 0.49	bell-shaped, 1.5–	2.9 × 1.3–1.7 cm,
	2.0 × 1.1–1.3 cm,	ovate, 1.5–2 × 0.9–	cm, concave, margin	2.5 × 1.3–3	base emarginate, not
	base emarginate, not	1.5 cm, base not	not revolute, base	cm,base peltate,	peltate, apex obtuse
	peltate, apex	peltate, apex obtuse,	peltate emarginate,	rounded, apex	but ending in a very
	emarginate	acuminate	and apex emarginate	obtuse-emarginate	short acumen
Capsule	fusiform, to 3.2 ×	broadly cylindrical,	cylindrical, 3.5–4 ×	cylindrical, 3–5 ×	subglobose, ca. 1.9 ×
	1.15 cm apex long-	2.9–3.8 × 1.6–1.7	1–1.2 cm, apex	1–1.4 cm, apex	1.6 cm, apex shortly
	rostrate, 1.2 cm long	cm, apex shortly	truncate to shortly	shortly rostrate,	rostrate, rostrum to 1
		rostrate, rostrum <	rostrate, rostrum to 1	rostrum to 1 mm	mm long
		1 mm long	mm long	long
Distribution	Brazil (Espírito Santo	Brazil (Espírito	Brazil (Amazonas	Brazil (Goiás,	Brazil (Espírito
	and Bahia)	Santo and Bahia)	and Pará), Bolivia,	Maranhão, Mato	Santo)
			French Guiana, Peru	Grosso, Mato
			and Venezuela	Grosso do Sul,
				Tocantins).
				Paraguay
				(Amambay)