Paronychia sessiliflora
 
Low Whitlowwort

Stipule

 Oro Lake Regional Park
15-June-2007

Note the two-cleft stipule.

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Paronychia: Answers to key questions in Budd's Flora and Flora of Alberta leading to this genus. 
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plants with woody base

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stipules present, hyaline; NOT [stipules absent]

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leaves with spiny tips

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calyx-lobes much longer than the tube; NOT [calyx-lobes about as long as tube]

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petals absent; NOT [petals usually present]

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fruit indehiscent; NOT [fruit dehiscent]

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fruit 1-seeded; NOT [fruit several-seeded]

 

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Caryophyllaceae: 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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land plants; NOT [water plants]

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plants NOT parasitic on trees (plants rooted in soil or water); NOT [plants parasitic on branches of trees]

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plant cushion-like

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leaves opposite; NOT [leaves alternate]

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leaves with stipules free or sheathing the stem; NOT [leaves without stipules]

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stipules membranous; NOT [stipules forming a sheath above nodes]

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flowers with only one floral ring, with sepals but not petals

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stamens and pistils in each flower; NOT [stamens or pistils in separate flowers on the same plant]

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plants with stems or stemless, but with more than one pair of leaves; NOT [plants stemless with a single pair of large reniform leaves, calyx 3-lobed]