Agastache foeniculum

      
Giant-Hyssop

Largest Leaf Bottom

Turtle Mountain Provincial Park, Manitoba
30-July-2004

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Agastache:  Answers to key questions in Budd's Flora and Flora of Alberta leading to this genus.  
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plants perennial; NOT annual

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stem glabrous; NOT pubescent

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flowers in a terminal, spike-like inflorescence; NOT in axillary clusters, NOT forming an obvious terminal inflorescence

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inflorescence a more or less elongated raceme; NOT a more or less globose head

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inflorescence a raceme of oppositely placed clusters of flowers; NOT a raceme of oppositely placed flowers

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spikes symmetrical; NOT strongly one-side

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bracts much shorter than and differing from the stem leaves; bracts NOT grading into the stem leaves

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calyx longer on upper than lower side, somewhat oblique at throat; calyx NOT [regular, clearly 5-lobed]

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calyx indistinctly or not at all 2-lipped, one lobe may be larger than the others; NOT [calyx distinctly 2-lipped, the upper lip 3-toothed, the lower one 2-lobed]

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calyx NOT [distinctly 5-toothed, the upper tooth almost as wide as the lower 4 together]

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calyx lacking a helmet-shaped projection on the upper side

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calyx 15-nerved or more; NOT 5-10 nerved

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corolla 2-lipped; NOT [more or less regular, 4-lobed]

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corolla blue; NOT [white with purple dots]

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stamens didynamous; NOT all of equal length

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upper pair of stamens longer than the lower pair; NOT shorter than the lower pair

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stamens 4; NOT 2

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

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plants green or with some chlorophyll

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plants NOT aquatic

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stems square

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leaves NOT bearing bladders

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leaves opposite

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flowers NOT in heads, NOT in form resembling a head, NOT in spikes

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flowers with two floral rings, but with the petals wholly or partly united forming a tube or bell

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corolla irregular

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ovary superior

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fruit with 4 nutlets; NOT a many-seeded capsule