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Conservatoire et Jardin botaniques de la Ville de Genève

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Monographia Aquifoliacearum - Loizeau Pierre-André & Gabrielle Barriera


Aquifoliaceae of Neotropics

Loizeau P.-A. & G. Barriera

Ilex diospyroides Reissek

Habit, vegetative morphology.— Tree, evergreen, 6–7 m tall. Current year's branchlets glabrous. Branchlets older than one year smooth or furrowed, brownish, glabrous. Lenticels on current year's branchlets absent or hardly visible. Internodes 0.1–1 cm. Stipules persistent, linear-triangular, 1.5 mm. Petiole glabrous, rough or grooved surface, 8–10 mm. Lamina elliptic, lanceolate (1:3), 5–10 X, 3–4 cm, coriaceous, glabrous abaxially. Base cuneate to acute. Apex acute, not mucronate. Apex acuminate. Acumen 0.5–1 cm. Margin revolute, entire. Midbrid adaxially impressed, glabrous. Midbrid abaxially raised, glabrous. Secondary veins abaxially evident, 8–11 pairs. Tertiary veins abaxially evident. Ponctuation abaxiallly absent.

Inflorescences.— Thyrse, non proliferating.

Female flowers.— Thyrses axes solitary and axillary. Thyrses axes 0.3 cm. Cymes of order 1. Peduncles glabrous. Peduncles of order 1 3 mm. Pherophylls of order 1 at 4 tenth of the base. Bracts linear-triangulate, glabrous, 1.5–2 mm, margin entire. Pherophylls of order 1 opposite, deltoids, glabrous, 0.5 mm, margin entire. Female flowers 4 -merous. Calyx glabrous, margin entire, 2.5 mm in diam.

Fruits.— Fruit spherical, 6–7 mm in diam., 6–7 mm.

Distribution, ecology.— South America, Colombia Venezuela, 100 m (?).

Flowering.— January.

Illustrations.— • Dessin in Berry & al. (1995). Flora of the Venezuelan Guayana. • Planche Spruce 3339 W f (IT). • Limbe, face inférieure Spruce 3339 W f (IT). • Infrutescence Spruce 3339 W f (IT). • Fruits Spruce 3339 W f (IT). • Planche Spruce 3339 K f (IT). • Planche Wurdack & Adderley 43598 K m. • Limbe, faces supérieure & inférieure Wurdack & Adderley 43598 K m. • Inflorescence Wurdack & Adderley 43598 K m. • Planche Spruce 3339 BR f (HT). • Etiquettes Spruce 3339 BR f (HT). • Rameau Spruce 3339 BR f (HT).

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