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Monographia Aquifoliacearum - Loizeau Pierre-André & Gabrielle Barriera


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Aquifoliaceae of Neotropics

Loizeau P.-A. & G. Barriera


Ilex vesparum in litt. Steyerm.

Habit, vegetative morphology.— Tree or shrub, evergreen, 2.8–10 m tall. Current year's branchlets glabrous. Branchlets older than one year reddish, glabrous. Petiole glabrous, rough or grooved surface, 11–30 mm. Lamina ovate to elliptic, orbiculate (1:1) to oblong (1:2), 3.5–11.5 X, 1.7–6 cm, coriaceous, glabrous abaxially. Base rounded to truncate. Apex obtuse to acute. Apex acuminate. Acumen 0.3–0.6 cm. Margin entire or crenate, teeth inconspicuous. Midbrid abaxially raised. Secondary veins 8–14 pairs. Ponctuation abaxiallly present.

Inflorescences.— Thyrse, proliferating.

Male flowers.— Thyrses axes solitary and axillary. Cymes of order 3. Peduncles glabrous. Peduncles of order 1 15–25 mm. Pherophylls of order 1 at 6–8 tenth from the base. Peduncles of order 2 4–5 mm. Peduncles of order 3 4–5 mm. Male flowers 5–6 -merous. Calyx glabrous, margin ciliate or dentate. Corolla 3 mm, petals connate on, petals 5–10 % of their length.

Female flowers.— Thyrses axes solitary and axillary. Cymes of order 1–2. Peduncles glabrous. Peduncles of order 1 13–14 mm. Pherophylls of order 1 at 3–5 tenth of the base (?). Peduncles of order 2 7–11 mm (?). Female flowers 5–6 -merous.

Distribution, ecology.— South America, Venezuela (Anzoátegui: Cerro Peonía; Sucre: Cerro Turumiquire), 2000–2300 m, shrubby dwarfed growth, cloud forest, rocky sandstone summit.

Flowering.— March.

Illustrations.— • Dessin. • Planche Steyermark 61659 NYat (IT).


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).