Viburnum opulus
 
High Bush-Cranberry

Inflorescence Top

Hudson Bay Regional Park
21-June-2014

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Opulus: Answers to key questions in Budd's Flora and Flora of Alberta leading to this species. 
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most of the leaves deeply 3-lobed

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leaves with veins radiating from base; NOT [leaves with veins pinnate from midrib]

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inflorescence branch with 2 pairs of leaves; NOT [inflorescence branch with 1 pair of leaves]

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outer flowers of cyme larger, sterile; NOT [outer flowers of cyme similar to rest]

 

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Viburnum: Answers to key questions in Budd's Flora and Flora of Alberta leading to this genus. 
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erect shrubs; NOT [trees], NOT [low, slender, trailing evergreen shrub]

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leaves simple, at most deeply lobed; NOT [leaves pinnately compound]

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leaves toothed or lobed; NOT [leaves entire or undulate]

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inflorescence all terminal in compound cymes; NOT [inflorescence axillary as well as terminal]

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corolla rotate; NOT [corolla tubular or bell-shaped]

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flowers with 5 stamens; NOT [flowers with 4 stamens]

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fruit a drupe containing a flattened stone; NOT [fruit a capsule or berry with 2 or more seeds]

 

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Caprifoliaceae: Answers to key questions in Budd's Flora  leading to this family. 
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shrubs; NOT [herbs], NOT [trees]

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large shrubs; NOT [dwarf shrubs]

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leaves opposite or whorled; NOT [leaves alternate]

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stems bearing few to several flowers; NOT [stems bearing a solitary flower]

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stamens 5; NOT [stamens 5-10], NOT [stamens 2]

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ovary inferior; NOT [ovary superior]

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fruit fleshy; NOT [fruit a capsule]