Rhynchospora distans var. tenuis Britton

Authority

Maguire, Bassett. 1972. The botany of the Guayana Highland--part IX. Mem. New York Bot. Gard. 23: 1-832.

Family

Cyperaceae

Scientific Name

Rhynchospora distans var. tenuis Britton

Description

Distribution and Ecology - Distribution. Tropical South America including Venezuela, southeastern Colombia, Brazil, eastern Bolivia, Paraguay, and northern Argentina. COLOMBIA [Without details,] Juncke & Schlim 704 (NY); Vaupés: Río Kunduyari, Cerro Yapoboda, 450 m alt, Schultes & Cabrera 14244 (COL, GH, NY, US), Cerro Camejen, Grassi 10017 (NY, US). VENEZUELA. Guárico: Hato El Recreo, vicinity of the Estación Biológia de los Llanos, Aristeguieta 6193 (NY, VEN); Bolívar: vicinity of Uriman, 300 m alt, Steyermark 75313 (F, NY, VEN); Amazonas: between Esmeralda Ridge and "Tree Savanna," SE of Cerro Duida, 200 m alt, Steyermark 57781 (F, NY, VEN), Esmeralda, east swamp, 325 ft alt, Tate 240 (NY). GUYANA. [Without details,] Jenman 6141 (K, NY); East Coast Water Conservancy, SE of Georgetown, canal SE of Lamaka Stop-off, Hitchcock 17008 (NY); Mt. Roraima, Philipp Swamp, 51005200 ft alt, Tate 335 (NY); Upper Mazaruni River Basin, Haieka Savannah, E side of Haieka River, 2 miles E of Chinowieng Village, 740 m alt, Tillett & Tillett 45212 (NY). SURINAME. Zuid River, margin of Kayser Airstrip, ca 25 km above confluence with Lucie River, 270 m alt, Maguire et al 53961 (NY). BRAZIL. [Without details,] Sellow (B, NY), Burdsell 4206 (K, NY), Pohl 2455 (NY); Pará: vicinity of Santarem, Spruce 21, Jan. 1850 (M); Amazonas: Rio Uraricuera, foot of Serra do Murupa, von Lützelburg 20710 (M, NY); Paraiba: Areia, Coëlho de Moraes 704 (IAN, NY); Bahia: Bromudo, von Lützelburg 103 (M, NY); Goias: Chapada dos Veadeiros, ca 10 km N of Veadeiros, 1000 m alt, Irwin et al 24476 (NY, UB); Rondonia: Río Uraricuera, foot of Serra do Murupu, von Luetzelburg 20709 (M); Minas Gerais: [Without details,] Glaziou 20543a (K, NY, P), Rio Jequetinhonha and Serra do Grão Mogel, Martius 3364 (M), Serra do Cipo, 1300 m alt, between Morro do Pilar and Posto Palacio, Vidal H-5991 (NY, RB), Diamantina, Romariz 59747 (NY, RB), Serra do Espinhaço, ca 12 km NE of Diamantina, road to Mendanha, 1300 m alt, Irwin et al 22800 (NY, UB), Serra do Cipo at Km 137, Barreto 10838 (NY), Serra do Cipó, Chapeo de Sol at Km 110, Duarte 7594 (HB, NY, RB), Serra d’Ouro Branco, Glaziou 17860 (NY, P); vicinity of Ouro Preto, Glaziou in 1884 (NY, P); Distrito Federal: Brasília, Saia Velha, Heringer 8139 (HB, NY); São Paulo: São Paulo, Usteri 14C (K, NY, SP); Paraná: Guarapuava, Dusén 11096 (M), Guaratuba, Dusén 13537 (C, NY, P), Capão Grande, Dusén 7723 (C, NY, P), Pinhaes, 885 m alt, Dusén 14503 (NY); Santa Catarina: Itajaí, Avenida Vasconcelos Drumond, 5 m alt, Klein 2852 (NY), Piloés, Palhofa, 200 m alt, Klein 2159 (NY); Rio Grande do Sul: Osorio, Fazenda do Arroiop, Rambo 45143 (NY, US), Bom Jesus, Fazenda B. Velho, Rambo 34797 (NY, S). BOLIVIA. Santa Cruz: Sara, Buena Vista, Steinbach 6926 (NY); Yapacani, 400 m alt, O. Kuntze 1819 (NY). PARAGUAY. Northern Paraguay, Río Apa, Hassler 8204 (G, K, NY); Cordillera de Altos, Hassler 3564 (G, K, NY); Central Paraguay, Sugue, Morong 1566 (NY); Alto Paraguay, San Pedro, Primavera, Woolston 901 (K, NY). ARGENTINA. Corrientes: Estancia, Santa Teresa, Pedersen 504 (C, NY, P); Misiones: Itaimbé, Rodríguez 489 (SI).

Discussion

Fuirena gracilis Sprengel, Novi Provent. 46. 1819. Type. Brazil, Otto.

[Haloschoenus capillaris Nees, Linnaea 9: 296. 1834, nomen nudum; FI. Brasil. 2(1): 121, t. 9, f. 1. 1842, superfluous name published with earlier legitimate names.]

Dichromena gracilis (Sprengel) Kunth, Enum. PL 2: 280. 1837. Based on Fuirena gracilis Sprengel.

[Dichromena sabulosa (Nees) Kunth, Enum. PI. 2: 283. 1837. Invalid combination based on a “nomen nudum.”]

[Dichromena capillaris (Nees) Kunth, Enum. PI. 2: 283. 1837. Invalid combination based on a “nomen nudum.”]

Spermodon curvulus Nees, Fl. Brasil. 2(1): 119. 1842. Type. Martius (M) from “campis editis prov. Minarum,” Brazil.

Haloschoenus emaciatus Nees, Fl. Brasil. 2(1): 121. 1842. Syntype. Martius (M) from Sao Paulo and Minas Gerais, Brazil.

[Haloschoenus capillaris Nees var congestus Nees, Fl. Brasil. 2(1): 212. 1842. Type. Pohl 3619 (W, n v) from Minas Gerais, Brazil. Invalid name.]

[Haloschoenus capillaris Nees var ustilaginosa Nees, Fl. Brasil. 2(1): 121. 1842. Type. Sellow (B) from “Brasilia meridionali.” Invalid name.]

Dichromena emaciata (Nees) Steudel, Syn. Pl. Glumac. 2: 136. 1855. As “emarginata;” based on Haloschoenus emaciata Nees.

Dichromena pohliana Steudel, Syn. Pl. Glumac. 2: 318. 1855. Type. Pohl (W) from Brazil.

Rhynchospora leptostachya Böckeler, Linnaea 37: 591. 1873. Type. Sellow (B) from Brazil.

Rhynchospora curvula (Nees) Böckeler, Linnaea 37: 596. 1873. Based on Spermodon curvulus Nees; not Rhynchospora curvula Grisebach.

Rhynchospora canaliculata Böckeler, Flora 63: 451. 1880. Type. Glaziou (C, in Hb. Warming) from Rio de Janeiro, Brazil.

Rhynchospora rudioi Böckeler, Flora 65: 27. 1882. Type. Rudio from Rio de Janeiro, Brazil.

[Rhynchospora gracilis (Sprengel) O. Kuntze, Rev. Gen. PI. 3(2): 335. 1898. Based on Fuirena gracilis Sprengel, not Rhynchospora gracilis Vahl, 1806; Nees, 1834; and Willdenow ex Kunth, 1837.]

[Rhynchospora gracilis O. Kuntze var emaciata (Nees) O. Kuntze, Rev. Gen. PI. 3(2): 335. 1898. Based on Haloschoenus emaciatus Nees; invalid combination.]

Rhynchospora tenuis Link var emaciata (Nees) Lindman, Bihang Kongl. Svensk. Vet.-Akad. Handl. 26(Afd. 3, no. 9): 28. 1900. Based on Haloschoenus emaciatus Nees.

Rhynchospora spruceana C. B. Clarke, Kew Bull. Add. Ser. 8: 40. 1908. Syntype. Spruce 627 (K, lectotype; NY) from Santarem, Brazil; and Riedel 1020 (K, LE) from Sierra de Lapa, Brazil.

Dichromena linkii Macbride, Publ. Field Mus. Bot. 11: 5. 1931. New name for Rhynchospora tenuis Link, not Dichromena tenuis Steudel, 1855.

Type. Humboldt in Herb. Willdenow n 1175, fol. 1 (B) from Brazil.

Distribution

Distribution. Tropical South America including Venezuela, southeastern Colombia, Brazil, eastern Bolivia, Paraguay, and northern Argentina.

Venezuela South America| Colombia South America| Brazil South America| Bolivia South America| Paraguay South America| Argentina South America|