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(Last Modified On 10/29/2013)
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Species
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Guadua paniculata Munro
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PlaceOfPublication
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Trans. Linn. Soc. London 26: 85. 1868.
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Synonym
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Bambusa paniculata (Munro) Hackel, Oesterr. Bot. Z. 53: 195. 1903.
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Note
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SYNTYPES: Brazil. Goias or Tocantins: Rio Tocantins, Burchell 8852 (BR n.v., frag- ment and photograph US). Pernambuco: Rio Preto, Gardner 2981 (fragment US).
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Description
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Woody and thorny bamboo; culms 5-12 m x 2-6 cm, erect below, arching above, the internodes 25-28 cm long, hollow with walls 3 mm thick, glabrous. Culm leaves deciduous, finely pubescent throughout; sheaths 10-20 x 7-18 cm with au- ricles absent or rarely present and up to 2 mm long; inner ligule 1-2 mm long; outer ligule absent; blades 14-22 x 6-9 cm, triangular, caducous. Foliage leaves with sheaths usually glabrous; auricles if pres- ent up to 5 mm long, bearing setae 8-10 mm long; pseudopetiole 2-3 mm long, short-hirsute; blades 14-18 x 0.7-1 cm, linear-lanceolate, pubescent on both surfaces. Synflorescence with axes pubes- cent. Pseudospikelets 2-3 cm x 2-4 mm, slightly arcuate, 4-6-flowered; lemma 5-7 x 3-5 mm, silky-pubescent on both surfaces; palea 6-8 x 2- 4 mm, exceeding the lemma, silky-pubescent, the keels ciliolate with inconspicuous wings less than 0.4 mm wide.
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Habit
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bamboo
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Distribution
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found in a variety of wet to seasonally dry habitats below 1,000 m from Mexico and northern South America to Bolivia, Paraguay, and southern Brazil (Santa Ca- tarina).
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Elevation
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below 1,000 m
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Note
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It is a somewhat polymorphic species that has not yet been well studied.
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Specimen
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BRAZIL. BAHIA: Mun. Andarai, Serra do Sincora, 9 km S of Andarai on road to Itaete, elev. 360 m, 12 May 1976, Calder6n, Santos & Oliveira 2433 (CEPEC, US).
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