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Ilex opaca

Ilex - Holly

by Steven D. Glenn
Not peer reviewed
Last modified: 03/03/2006

Nomenclature

Ilex L., Sp. Pl. 125. 1753. Gen. Pl., ed. 5, 60. 1754. Aquifolium Mill., Gard. Dict. Abr. ed. 4. 1754 (also spelled “Agrifolium”), nom. illeg. (Art. 52.1). Polystigma Meisn., Pl. Vasc. Gen. 1: 252. 1839, nom. illeg. (Art. 52.1). LECTOTYPE: Ilex aquifolium L. designated by Britton & Brown (1913).

Prinos L., Sp. pl. 330. 1753. LECTOTYPE: Prinos verticillatus L. (=Ilex verticillata), designated by Rafinesque (1838).

Macoucoua Aubl., Hist. Pl. Guiane 2(Suppl.): 88. 1775. Ageria Raf., Sylva Tell. 46. 1838, nom. illeg. (Art. 52.1). TYPE: Macoucoua guianensis Aubl. (Ilex guianensis (Aubl.) Kuntze)

Ennepta Raf., Sylva Tellur. 52. 1838. TYPE: Ennepta myricoides Raf., nom. illeg. (Ilex glabra (L.) A. Gray).

Winterlia Moench, Methodus (Moench) 74. 1794. TYPE: Winterlia triflora Moench

Key to the species of Ilex

1. Leaves evergreen...2
1. Leaves deciduous...4

2. Leaves with a spiny margin...Ilex opaca
2. Leaves without a spiny margin...3

3. Leaves with few obtuse teeth near apex or entire; flowers 5-8-merous...Ilex glabra
3. Leaves serrate or crenate, very rarely with only a few teeth near apex; flowers 4-merous...Ilex crenata

4. Sepals entire, even at maturity of the fruit...Ilex laevigata
4. Sepals ciliate, even at maturity of the fruit...5

5. Petals entire or minutely erose; nutlets smooth on back...Ilex verticillata
5. Petals ciliate; nutlets grooved on back...Ilex montana

List of Ilex Species

References

References to Ilex

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