American Holly (also known as Christmas Holly, White Holly)
Kingdom: Plantae, Division: Tracheophyta, Class: Magnoliopsida, Order: Aquifoliales, Family: Aquifoliaceae, Genus: Ilex, Species: I. opaca · Aquifoliaceae (Holly family) · Simple, evergreen leaf
Species
Ilex opaca
Leaf Type
Simple, evergreen leaf
Family
Aquifoliaceae (Holly family)
Shape
Elliptical to oblong with a distinctive spiny apex
Size
Approximately 3.5 inches long and 1.5 inches wide, which falls well within the typical 2 to 4 inch range for mature American Holly leaves.
Margin
Entire to slightly undulate, featuring prominent spiny teeth along the edges and a pronounced sharp spine at the leaf tip
Arrangement
Alternate arrangement along the woody stem
Rarity
Common
Color & Pattern
Deep, dark green and semi-glossy on the upper adaxial surface, contrasting with a paler, yellowish-green matte abaxial lower surface. No variegation or spots.
Venation Pattern
Pinnate venation with a prominent pale green midrib and branching lateral veins clearly visible on both surfaces
Texture & Surface
Leathery (coriaceous) and firm in texture, with a smooth, slightly waxy upper surface and a duller lower surface
Description
American Holly is a slow-growing, pyramidal evergreen tree or large shrub that can reach heights of 30 to 50 feet. It features smooth, light gray bark, inconspicuous small greenish-white flowers in spring, and iconic bright red berries that persist through winter. The leaves are thick and leathery, remaining dark green year-round.
Key Features
Stiff, leathery evergreen leaves with spiny margins and a sharp spine at the tip, coupled with the production of persistent red berries on female trees
Habitat
Found naturally in damp woodlands, bottomland forests, and sandy coastal plains, thriving best in acidic, well-draining soils with partial shade to full sun
Geographic Range
Native to the eastern and south-central United States, ranging from coastal Massachusetts south to Florida and west to eastern Texas and Missouri
Condition Notes
The leaf is in excellent, healthy condition with vibrant dark green coloration, no signs of chlorosis, necrosis, pest damage, or fungal spotting
Interesting Facts
American Holly branches laden with bright red berries have been a traditional symbol and decoration for Christmas for centuries. The wood is extremely white and fine-grained, historically used for making piano keys, furniture inlay, and golf club heads.
Medicinal & Uses
Historically, Native Americans used parts of the plant for treating various ailments, though modern use is primarily ornamental landscaping and holiday decorations. The berries are toxic to humans.
Ecological Role
Provides vital winter food and dense cover for numerous bird species and small mammals. The flowers provide nectar for bees and other pollinators.
Similar Species
English Holly (Ilex aquifolium), which typically has glossier, darker leaves with deeper lobes. Dahoon Holly (Ilex cassine) also looks similar but usually lacks the prominent spiny teeth.
Foraging Tips
Look for understory trees in deciduous or mixed forests within its native eastern US range. The evergreen foliage makes it easily identifiable year-round, especially in winter when red berries are present.
Toxicity Warning
Moderately Toxic. The bright red berries contain compounds like ilicin that can cause severe gastrointestinal distress, nausea, vomiting, and diarrhea if ingested by humans or pets.
Notes
It has spike on the top of the leaf