Contains 17 accepted taxa overall.

Characteristics
Vaccinium L.
BLUEBERRY
Classification
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ERICALES
Vaccinium
Citation
VACCINIUM Linnaeus, Sp. Pl. 349. 1753, nom. cons.
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TYPE: Vaccinium uliginosum Linnaeus, typ. cons.
Species
Scientific Name Common Name Herbarium Specimens Status Photos
Vaccinium altomontanum Blue Ridge Blueberry
Vaccinium arboreum Farkleberry, Sparkleberry
Vaccinium caesariense New Jersey Highbush Blueberry
Vaccinium corymbosum Smooth Highbush Blueberry
Vaccinium crassifolium Creeping Blueberry
Vaccinium elliottii Mayberry
Vaccinium formosum Southern Highbush Blueberry, Swamp Highbush Blueberry
Vaccinium fuscatum Hairy Highbush Blueberry, Black Highbush Blueberry
Vaccinium myrsinites Southern Evergreen Blueberry
Vaccinium pallidum Hillside Blueberry, Dryland Blueberry
Vaccinium sempervirens Rayner's Blueberry
Vaccinium simulatum Mountain Highbush Blueberry
Vaccinium stamineum var. caesium Florida Deerberry, Whiteleaf Deerberry
Vaccinium stamineum var. sericeum Southern Deerberry
Vaccinium stamineum var. stamineum Common Deerberry
Vaccinium tenellum Southern Blueberry, Small Cluster Blueberry
Vaccinium virgatum Swamp Blueberry, Rabbiteye Blueberry
Identification Key
1.  Larger leaf blades 0.5-3(3.7) cm long
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1.  Larger leaf blades (2.5)3-7 cm long
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2.  Shrubs to 3 m tall; larger leaf blades (1.5)2-3(3.7) cm long, serrulate-ciliate to entire, secondary veins 3-7 per side, deciduous (diploid; panhandle and northern peninsula)
2.  Low shrubs to 1.5 m tall; larger leaf blades <1.5(2) cm long, crenulate-serrate to entire, secondary veins 2-4 per side, persistent
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3.  Leaf blade lower surface eglandular (or very rare, very few on few leaves, marginal teeth may have glands); young stems, leaves, hypanthium, and fruit usually glaucous (diploid; widespread)
3.  Leaf blade lower surface stipitate-glandular; young stems, leaves, hypanthium, and fruit not glaucous (tetraploid; widespread)
4.  Young stems, usually by the second- to fifth-year, roughened-verrucose (often obscure)
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4.  Young stems not verrucose
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5.  Leaf blade lower surface stipitate-glandular
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5.  Leaf blade lower surface eglandular
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6.  Plants <1.3 m tall; stipitate glands mostly with clavate- to ellipsoid-cylindrical heads (diploid)
6.  Plants 0.3-4(7) m tall; stipitate glands mostly with obovoid to globose heads (hexaploid)
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7.  Plants 1-4.5(7) m tall; leaf blades coriacous, bluish or glaucous, lower surface sparsely stipitate-glandular, occasionally moderately dense, eglandular hairs 0.3-0.5(0.6) mm long; hypanthium usually glaucous; fruits 8-16 mm wide
7.  Plants 0.3-2.5 m tall; leaf blades chartaceous, green, lower surface usually moderately densely stipitate-glandular, eglandular hairs 0.4-1 mm long; hypanthium not glaucous; fruit 4-12 mm wide
8.  Flowers 5-6 mm long; fruits 5-8 mm wide (diploid; northern Florida; V. atrococcum)
8.  Flowers 6-11 mm long; fruit 6-12 mm wide
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9.  Stems and leaves glabrous to pubescent; leaves 6-8 cm long, 2.5-4 cm wide (tetraploid; panhandle and northern peninsula; V. australe, V. arkansanum)
9.  Stems and leaves pubescent; leaves 3.5-5 cm long, 1.5-2.5 cm wide (tetraploid; widespread)
10.  Bark often becoming flaky-rectangular; leaf blade upper surface lustrous with conspicuous venation, the lower surface light green, the blade base often acute, often stipitate glandular; hypanthium jointed with the pedicel; corolla closed in bud; anthers included (widespread)
10.  Bark usually tight to peeling in strips; leaf blade upper surface dull with obscure venation, the lower surface glaucous or not, the blade base often rounded to subcordate, stipitate-glandular or not; hypanthium continuous with the pedicel; corolla open in bud; anthers exserted (widespread) (V. stamineum)
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11.  Stems and pedicels densely stipitate-glandular (panhandle and northwestern peninsula)
11.  Stems and pedicels eglandular or sparsely stipitate-glandular
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12.  Hypanthium and fruit glabrous
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12.  Hypanthium and fruit pubescent
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13.  Leaf blade lower surface usually whitened-glaucous; flowers solitary, scattered, subtended by slightly reduced to normal-sized leaves (widespread in Florida)
13.  Leaf blade lower surface not whitened-glaucous; flowers in distinct inflorescences, subtended by greatly reduced leaves (panhandle)
14.  Flowers in axils of normal-sized leaves; calyx and hypanthium sparingly pubescent, eglandular (panhandle)
14.  Flowers usually in axils of greatly reduced leaves; calyx and hypanthium densely hirsute and often stipitate-glandular (panhandle, rare in peninsula)
Genus Synonyms
Synonym Full Citation Basionym Type
No synonyms found.