Sedum lanceolatum
 
Lance-Leaved Stonecrop

Sterile Shoot Leaf Bottom

Cypress Hills Interprovincial Provincial Park
25-July-2011

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Lanceolatum: Answers to key questions in Budd's Flora (BF) and Flora of Alberta (FOA) leading to this species. 
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leaves terete; NOT [leaves flattened]

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leaves narrowed at the base; NOT [leaves broadened at the base]

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leaves less than 3 mm wide; NOT [leaves mostly more than 5 mm wide]

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leaves green or reddish; NOT [leaves becoming scarious or brown]

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cauline leaves alternate; NOT [cauline leaves mostly opposite]

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cauline leaves about 10 mm long; NOT [stem leaves less than 5 mm long] (BF)

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cauline leaves linear to linear-lanceolate; NOT [cauline leaves broadly oval to orbicular]

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cauline leaves not bulbiferous; NOT [cauline leaves bulbiferous in upper part of the stem]

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cauline leaves deciduous in drying; NOT [cauline leaves persistent in drying]

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inflorescence lacking bulblets; NOT [inflorescence with bulblets partly replacing flowers]

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follicles erect; NOT [follicles widely divergent]

 

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Sedum: Answers to key questions in Flora of Alberta leading to this genus. 
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flower parts in whorls of 5; NOT [flower parts in whorls of 4 or 5]

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flowers perfect; NOT [flowers often imperfect]

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petals bright yellow; NOT [petals purple]

 

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

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plants terrestrial or semiaquatic; NOT [plants aquatic, leaves submerged or floating]

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plants NOT with colored milky juice

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plants with more than one normal leaf

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some or all leaves alternate; NOT [leaves opposite, whorled, or basal]

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leaves without stipules, or having glands; NOT [leaves with stipules]

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fleshy-leaved plants

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flowers with two floral rings, and with each petal distinct from the others]

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calyx regular; NOT [calyx irregular, some sepals smaller than others]

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sepals 3-5; NOT [sepals 2]

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none of petals or sepals spurred; NOT [one sepal petal-like and spurred]

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stamens 8-10; NOT [stamens 5], NOT [stamens usually more than 10]

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stamens NOT united at base

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ovary superior; NOT [ovary inferior]

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carpels 3-5; NOT [carpels 1 or 2]

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fruit not explosive; NOT [fruit an explosive capsule]