Acianthera circumplexa (Lindl.) Pridgeon & Chase (2001: 243)

Gomez, Rodolfo Solano, 2015, A taxonomic synopsis of the Mexican species of Acianthera (Orchidaceae: Pleurothallidinae) including a new species, Phytotaxa 218 (1), pp. 39-60 : 46

5. Acianthera circumplexa (Lindl.) Pridgeon & Chase (2001: 243) . Pleurothallis circumplexa Lindley (1838: 24) ; Humboltia circumplexa (Lindl.) Kuntze (1891: 667) . Holotype:— MEXICO. “from Mexico by Messrs. Loddiges, with whom it flowered in February, 1838”, Loddiges s.n. (K, with analysis!).

Pleurothallis mesophylla Richard & Galeotti (1845: 16) . Type:— MEXICO. Oaxaca: 8,000 f, 1840, Galeotti 5026 (lectotype [designed by Soto Arenas In Hágsater & Soto 2003: 504] P[485699]! isolectotypes G[168960]! W!).

Distribution:— Mexico (Guerrero, Oaxaca, Hidalgo, Puebla, Veracruz, Chiapas [ Fig. 3 ]), Guatemala, El Salvador, Nicaragua and Costa Rica.

Specimens:— MEXICO. Veracruz: Naolinco, región of Xalapa near Almolonga , 800 m, 1 Aprol 1935, Nagel sub Oestlund 485 7 ( AMES! MEXU!) ; Orizaba , 12 March 1866, Bourgeau 2472 ( K!) ; Totutla, El Mirador, Liebmann 7304 ( C! W!) ; Totutla, Zacuapan , 26 April 1932, Nagel sub Oestlund 2548 ( AMES!) ; San Andres Tuxtla, volcán San Martín , 3 January 1938, Nagel sub Oestlund 5770 ( AMES!) ; San Andrés Tuxtla, ejido Barrio Lerdo, falda del volcán San Martín , 1,500 m, 14 May 2005, Krömer 2224 ( MEXU!) ; Yecuatla, delante de Paz de Enríquez, 1,520 m, 9 December 1966, Gómez-Pompa 1805 ( MEXU!). Oaxaca: Pluma Hidalgo, 1,400 m, 1 January 1936, Nagel sub Oestlund 5313 ( AMES!) ; San José Chiltepec, La Joya del Obispo , 370 m, Ramos & Martínez 688 ( MEXU!) ; San Miguel del Puerto, Cerro Lobo , 1,728 m, 27 March 2006, Vásquez 84 ( MEXU!) ; San Pedro Nolasco, Sierra de San Pedro Nolasco, Jurgensen 946 ( AMES!) ; Santa María Chimalapa, cañada de la Hierba Santa, subiendo al Cerro Guayabitos , 1,270 m, 25 October 1996, Salazar et al. 5694 ( AMO!). Chiapas: Ángel Albino Corzo, Reserva de la Biosfera El Triunfo, zona núcleo I, 5 September 2005, Reyes 67 ( HEM) ; Coapilla, above Coapilla road to Pantepec , 1,980 m, 21 October 1988, Breedlove 70535 ( CAS, MEXU!) ; Coapilla, carretera Coapilla-Tapalapa , 20 September 2006, Martínez-Melendez 1513 ( HEM) ; Jilotol , 5 km después de Bochil, 1,820 m, 27 May 1995, Wolf 2419 ( MEXU!) ; Motozintla , 13 km W-SW de Motozintla camino El Porvenir, 1950 m, 27 February 1988, Martinez 22484 ( MEXU!) ; Motozintla, SW of cerro Motozal , 2,460 m, 21 November 1976, Breedlove 41693 ( MEXU!) ; Ocosingo , 1,065 m, 15 January 1982, Breedlove 57183 ( CAS!) ; Ocozocoautla de Espinosa, Zona Sujeta a Conservación Ecológica Laguna Bélgica , 1652’48’’ N, 9327’18’’ W, Moreno s.n. ( HEM) ; Pueblo Nuevo Solistahuacán , entre Bochil y Pichuclaco, 1,400 m, 1 February 1979, Croat 46365 ( AMES!) ; Siltepec , La Lucha, Reserva de la Biosfera El Triunfo, 1,740 m, 21 July 2005, Reyes 55 ( HEM) .

Figures

FIGURE 3. Map showing the known Mexican localities for Acianthera angustifolia, A. angustisepala, A. breedlovei, A. chrysantha and A. circumplexa.