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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 pierreana Loes.

Habit, vegetative morphology.— Petiole glabrous, rough or grooved surface, 21 mm. Lamina elliptic, oblong (1:2), 20 X, 7.5 cm, coriaceous. Base acute. Apex rounded or obtuse. Apex emarginate. Margin revolute, entire. Midbrid adaxially impressed, glabrous. Midbrid abaxially raised, glabrous. Secondary veins abaxially evident, 10 pairs. Tertiary veins abaxially evident. Ponctuation abaxiallly absent.

Inflorescences.— Thyrse.

Female flowers.— Thyrses axes 1.3 cm. Cymes of order 1. Peduncles glabrous. Peduncles of order 1 6–11 mm. Pherophylls of order 1 at 1–3 tenth of the base. Bracts linear-triangulate, glabrous, 1–1.5 mm, margin entire. Pherophylls of order 1 opposite, linear-triangulate, glabrous, 0.7–1 mm, margin entire. Female flowers 6–8 -merous. Calyx glabrous, margin ciliate or dentate, 4.5–5 mm in diam. Corolla 4–5 mm, petals connate on, petals 20–30 % of their length. Apex margin entire (possibly beaded). Staminodes sagittate, glabrous. Ovary ovoid, glabrous, stigma mamillate, stigma glabrous.

Distribution, ecology.— South America, Brazil.

Illustrations.— • Planche avec description ms. & dessins Ackermann s.n. P f (IT). • Limbe, face inf. Ackermann s.n. P f (IT). • Fleurs Ackermann s.n. P f (IT). • Fleurs Ackermann s.n. P f (IT). • Description "Melathallus gen. nov." Ackermann s.n. P f (IT). • Description "Melathallus gen. nov." (fin) Ackermann s.n. P f (IT). • Dessins Ackermann s.n. P f (IT). • Planche avec description ms. & dessins Ackermann s.n. P f (IT). • Limbe face sup. & dessins Ackermann s.n. P f (IT). • Dessins Ackermann s.n. P f (IT). • Limbe face inf. & marge Ackermann s.n. P f (IT). • Description "Melathallus gen. nov." Ackermann s.n. P f (IT). • Description "Melathallus gen. nov." (fin) Ackermann s.n. P f (IT). • Fleurs Ackermann s.n. P f (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).