Flora of North America species comparison

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Prunus ilicifolia

Catalina cherry, evergreen cherry, holly leaf cherry, islay
Habit Shrubs or trees, sometimes suckering, 10–150 dm, not thorny.
Twigs

with terminal end buds, glabrous.
Leaves

persistent;

petiole 3–25 mm, glabrous, eglandular;

blade oblong-ovate to ovate-lanceolate or ovate to suborbiculate, 1.6–12 × 1.2–5(–7) cm, base usually broadly rounded to subcordate, sometimes obtuse, margins spinose-dentate to spinose-serrulate or entire, sometimes undulate, teeth sharp, callus-tipped, sometimes glandular at leaf base, apex acute to acuminate, surfaces glabrous, abaxial eglandular, if glands present, restricted to margins.
Inflorescences

15–40-flowered, racemes;

central axes 30–80 mm, leafless at bases.
Pedicels

1–5 mm, glabrous.
Flowers

blooming before leaf emergence;

hypanthium cupulate, 2–3 mm, glabrous externally;

sepals erect to spreading, triangular, 0.7–1.2 mm, margins entire, surfaces usually glabrous, rarely with scattered hairs;

petals white to yellowish, elliptic, obovate, or suborbiculate, 1–3 mm;

ovaries glabrous.
Drupes

dark red to purple or blue-black, obovoid or ellipsoid to globose, 12–25 mm, glabrous;

mesocarps leathery;

stones subglobose to ellipsoid, ± flattened.

Prunus ilicifolia
Distribution
from FNA
CA; nw Mexico
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Key
1. Leaf blades ovate to suborbiculate, margins spinose-dentate to spinose-serrulate; petioles 3–10 mm.
var. ilicifolia
1. Leaf blades oblong-ovate to ovate-lanceolate, margins usually entire, sometimes remotely spinose-serrulate; petioles 8–25 mm.
var. occidentalis
Source FNA vol. 9, p. 362.
Parent taxa Rosaceae > subfam. Amygdaloideae > tribe Amygdaleae > Prunus
Sibling taxa
P. americana, P. andersonii, P. angustifolia, P. armeniaca, P. avium, P. caroliniana, P. cerasifera, P. cerasus, P. domestica, P. dulcis, P. emarginata, P. eremophila, P. fasciculata, P. fremontii, P. geniculata, P. glandulosa, P. gracilis, P. havardii, P. hortulana, P. laurocerasus, P. lusitanica, P. mahaleb, P. maritima, P. mexicana, P. minutiflora, P. murrayana, P. myrtifolia, P. nigra, P. padus, P. pensylvanica, P. persica, P. pumila, P. rivularis, P. serotina, P. speciosa, P. spinosa, P. subcordata, P. subhirtella, P. texana, P. tomentosa, P. umbellata, P. virginiana, P. yedoensis
Subordinate taxa
P. ilicifolia var. ilicifolia, P. ilicifolia var. occidentalis
Synonyms Cerasus ilicifolia
Name authority (Nuttall ex Hooker & Arnott) D. Dietrich: Syn. Pl. 3: 43. (1842)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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