Evidence of phenological anomaly:  Japanese cherry (Prunus nipponica), leatherleaf viburnum (Viburnum rhytidophyllum), and hybrid honeysuckle (Lonicera x purpusii) in bloom provoked by mild weather during November. Arnold Arboretum, 1, 5, 18 December 2006, photo Alexey Zinovjev and Irina Kadis (click to enlarge)

Prunus nipponica in bloom, 1 Dec 2006 Prunus nipponica in bloom, 1 Dec 2006
Prunus nipponica in bloom, 1 Dec 2006 Prunus nipponica in bloom, 1 Dec 2006
Viburnum rhytidophyllum, 5 Dec 2006 Viburnum rhytidophyllum, 5 Dec 2006
Lonicera x purpusii, 5 Dec 2006 Prunus nipponica in bloom, 18 Dec 2006
4-18 Dec 2006  
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