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(Last Modified On 4/4/2013)
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(Last Modified On 4/4/2013)
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Species
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Hyptis mutabilis (A. Rich.) Briq.
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PlaceOfPublication
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Bull. Herb. Boissier 4: 788, 1896.
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Synonym
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Nepeta mutabilis A. Rich., Actes Soc. Hist. Nat. Paris 110, 1792. Mesosphaerum mutabile (A. Rich.) 0. Ktze., Rev. Gen. P1. 2: 525. 1891.
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Description
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Herbs, to 3.5 m. Leaves ovate or rhomboid, acute, serrate to doubly serrate, the bases truncate or obtuse, to 6 cm long and 3.5 cm wide, + hirsute on the upper surfaces, ? pubescent below, particularly along the veins, subsessile to petioles ca 2-3 cm long. Inflorescences verticils, 3-10-flowered, the peduncles ca 0.5-1 cm long at maturity, arranged as a panicle 5-15 cm long, the bracts leaf- like. Flowers sessile; bracteoles ovate or ovate-lanceolate, ca 4-6 mm long, pubes- cent and ciliate along the margins; calyx tube ca 1.5-2 mm long, elongating to ca 5-6(-7) mm long at maturity, membranaceous, pubescent, 10-ribbed, the teeth spinulose, ca 1 mm long; corolla tube ca 4-5 mm long, purple to lavender, the lips less than 1 mm long, pubescent; stamens exserted, the filaments pubescent, the an- thers ca 0.2 mm long; style ca 4.5-5.5 mm long. Nutlets (2-)3-4, ovoid, ca 2 mm long, dark brown.
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Habit
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Herbs
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Distribution
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A common weed of roadsides and second growth areas, widely distributed in the American tropics.
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Specimen
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CANAL ZONE: betw Gorgona & Mamei, Pittier 2240 (F). CHIRIQUI: vic of Boquete, Davidson 586 (F, MO); Valley of Rio Chiriqui Viejo, N of Volcain City, Duke 9030 (MO); from Boquete to 3 mi N, Lewis et al. 345 (MO), 349 (F, MO). COCLE: vic El Valle, Allen 1179 (MO); El Valle de Anton, nr Finca Tomas Arias, Allen 4224 (MO); El Valle de Anton, Lewis et al. 2520 (MO); Rio Hata Military Res along Pan Am Hwy, Tyson & Blum 2556 (MO). DARIEN: Ridge NW of Yaviza, Duke 6532 (MO); 8 mi N of Santa Fe, Agua Fria, Duke 10117 (MO); Cerro Piriaque, Tyson et al. 3822 (MO). HERRERA: vic of Chitre, Allen I 1 07 (MO). LOS SANTOS: Punta Mala, Tyson 2 710 (MO).
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