Acanthaceae
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Sue Carnahan
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Desert Research Learning Center, Botany Program
Herbs, sometimes vines, shrubs or trees, with opposite leaves, simple, pinnate venation, exstipulate. Variable inflorescences, with bilateral flowers, often with large, colorful bracts and bracteoles; 5 connate sepals/5 connate petals, 4 didynamous stamens, with filaments adnate to corolla. Superior ovary, 2 fused carpels, with axile placentation. Fruit an explosively dehiscent capsule with a funicle that is modified into a retinacula (a hook-shaped stalk that flings seed out).
Species within checklist: Plantas del Estado de Chihuahua, México
Anisacanthus andersonii
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Anisacanthus puberulus
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Carlowrightia arizonica
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Carlowrightia lesueurii
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Carlowrightia ovata
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Carlowrightia serpyllifolia
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Dicliptera resupinata
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Dipteracanthus suffruticosus
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Dyschoriste crenulata
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Dyschoriste hirsutissima
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Dyschoriste schiedeana
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Dyschoriste xylopoda
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Elytraria imbricata
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Elytraria squamosa
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Henrya costata
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Henrya insularis
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Justicia candicans
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Justicia caudata
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Justicia phlebodes
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Justicia pilosella
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Justicia salviiflora
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Justicia wrightii
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Ruellia parryi
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Stenandrium barbatum
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Stenandrium pilosulum
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Tetramerium glandulosum
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Tetramerium nervosum
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