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Conservatoire et Jardin botaniques de la Ville de Genève

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Monographia Aquifoliacearum - Loizeau Pierre-André & Gabrielle Barriera


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Aquifoliaceae of Neotropics

Loizeau P.-A. & G. Barriera


Ilex aracamuniana Steyerm.

Habit, vegetative morphology.— Tree, evergreen, 10 m tall. Current year's branchlets glabrous. Branchlets older than one year smooth or furrowed, reddish, glabrous. Lenticels on current year's branchlets present. Internodes 0.3–1.3 cm. Stipules caducous, deltoid, 0.2 mm. Petiole glabrous, rough or grooved surface, 10–11 mm. Lamina elliptic to obovate, oblong (1:2), 6–9 X, 2.5–3.5 cm, coriaceous, glabrous abaxially. Base cuneate to acute. Apex obtuse, not mucronate. Apex emarginate or acuminate. Acumen 0.2–0.4 cm. Margin revolute, entire. Midbrid adaxially impressed, glabrous. Midbrid abaxially raised, glabrous. Secondary veins abaxially evident, 7–9 pairs. Tertiary veins abaxially evident. Ponctuation abaxiallly present.

Inflorescences.— Thyrse, proliferating.

Female flowers.— Thyrses axes solitary and axillary. Thyrses axes 2–8 cm. Cymes of order 1. Peduncles glabrous. Peduncles of order 1 12–16 mm. Pherophylls of order 1 at 0–1 tenth of the base. Pherophylls of order 1 opposite, deltoids, glabrous, 0.2 mm, margin entire. Female flowers 5 -merous (?). Calyx glabrous, margin entire, 3–5 mm in diam. Ovary spherical, glabrous, stigma capitate, stigma glabrous.

Fruits.— Fruit green, spherical, 8–10 mm in diam., 8–10 mm.

Distribution, ecology.— South America, Venezuela, 1400 m, Forêt semi-ouverte.

Illustrations.— • Planche Liesner 22473 MO. • Etiquette Liesner 22473 MO. • Infrutescence Liesner 22473 MO. • Feuilles Liesner 22473 MO. • Planche Liesner 22473 NY.


Cite this publication as: ‘Loizeau, P.-A. & G. Barriera (2007). Aquifoliaceae néotropicales: Descriptions, Illustrations, Identification, et Recherche d'Information. Version: 1st march 2007. http://www.ville-ge.ch/cjb/.
Loizeau (1994) et Loizeau & Spichiger (1992) should also be cited (see Bibliography).