Bandeau CJB Retour à l'accueil
Conservatoire et Jardin botaniques de la Ville de Genève

Logo CJB Conservatoire et Jardin botaniques de la Ville de Genève
Monographia Aquifoliacearum - Loizeau Pierre-André & Gabrielle Barriera


impression


Aquifoliaceae of Neotropics

Loizeau P.-A. & G. Barriera


Ilex myricoides-Equateur Kunth

Habit, vegetative morphology.— Tree or shrub, evergreen, 2–10 m tall. 6.5–20 cm dbh. Current year's branchlets glabrous. Branchlets older than one year smooth or furrowed or rough, greyish or reddish, glabrous. Lenticels on current year's branchlets present. Internodes 0.2–1 cm. Stipules persistent, linear-triangular, 0.4–0.8 mm. Petiole glabrous, rough or grooved surface, 2–5 mm. Lamina elliptic to obovate, oblong (1:2), 1.5–4.5 X, 0.8–1.8 cm, papyraceous to coriaceous, glabrous abaxially. Base cuneate to obtuse. Apex rounded to obtuse, mucronate. Apex rounded. Margin revolute, crenate to dentate, teeth conspicuous. Teeth 10–14 ca., over the entire length of the margin. Midbrid adaxially impressed, pubescent on proximal half. Midbrid abaxially raised, glabrous. Secondary veins abaxially evident, 5–7 pairs. Tertiary veins abaxially evident or obscure (rarement). Ponctuation abaxiallly present.

Inflorescences.— Solitary dichasium.

Male flowers.— Cymes of order 2. Peduncles glabrous or pubescent (finement). Peduncles of order 1 (6–)12–21 mm. Pherophylls of order 1 at 7–9 tenth from the base. Peduncles of order 2 1–2.5 mm. Pherophylls of order 2 at (0–)2–4(–5) tenth from the base. Pherophylls of order 1 opposite, linear-triangular, glabrous, 0.5–1 mm, margin entire. Male flowers 4 -merous, white. Calyx glabrous or pubescent (finement), 1.5–2.5 mm in diam., margin entire or margin ciliate or dentate. Corolla 1.5–2.5 mm, petals connate on, petals 30–50 % of their length. Apex margin entire. Stamens at the anthesis shorter than corolla. Rudimentary ovary subglobulous or flattened, glabrous.

Female flowers.— Cymes of order 1–2. Peduncles glabrous or pubescent (finement). Peduncles of order 1 9–18 mm. Pherophylls of order 1 at 6–8 tenth of the base. Peduncles of order 2 3–4 mm. Pherophylls of order 2 at 2–4 tenth of the base. Pherophylls of order 1 opposite, linear-triangulate, glabrous, 0.5–1 mm, margin entire. Female flowers 4(–5) -merous. Calyx glabrous, margin ciliate or dentate (finement ciliée), 3–4 mm in diam. Ovary spherical, glabrous, stigma capitate or columnar, stigma glabrous.

Fruits.— Fruit green to red, spherical, 3–4 mm in diam., 3–4 mm.

Distribution, ecology.— South America, Ecuador, 2300–3500 m, Forêt humide de montagne et forêt à brouillard.

Flowering.— August or September or December.


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).