| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Xyris fallax Malme | B. Hoffman 1580 with C. Kelloff, G. Gharbarran & S. Prague, 16 May 1992 | Guyana. Cuyuni-Mazaruni. Pakaraima Mts; Imbaimadai creek; 1 km W of Imbaimadai. | 503190 |  | |
| Xyris fallax Malme | F. A. Michelangeli 2603 with Benjamin, P., 30 Mar 2014 | Guyana. Potaro-Siparuni. Kaieteur National Park; rock outcrops and savanna near Northern end of air strip. | 02098169 |  | |
| Xyris fallax Malme | J. M. Pires 6225 with G. A. Black, J. J. Wurdack & N. T. Silva, 14 Dec 1956 | Brazil. Pará. Serra do Cachimbo. | 02108844 |  | |
| Xyris fallax Malme | J. M. Pires 6225 with G. A. Black, J. J. Wurdack & N. T. Silva, 14 Dec 1956 | Brazil. Pará. Serra do Cachimbo. | 02109053 |  | |
| Xyris fallax Malme | J. M. Pires 52036 with P. B. Calvalcante, 10 Jul 1962 | Brazil. Amapá. Road to Amapa, Km 48. | 02108845 |  | |
| Xyris fallax Malme | L. G. Lohmann 138 | ||||
| Xyris fallax Malme | I. L. do Amaral 1121 with M. N. Silva, O. P. Monteiro, J. Lima, L. Brako, W. D. Reese & M. Dibben, 03 May 1983 | Brazil. Pará. Itaituba Mun. Estrada Santaré-Cuiabá BR 163, km 877, Serra do Cachimbo, Cachoeira da Luz, Rio Curuá, margem esquerda. | 02108843 |  | |
| Xyris fallax Malme | C. A. Cid Ferreira 8865 with M. Nee, J. Boise, E. A. Lopes, J. G. de Oliveira, R. P. de Lima e J. A. Coelho, 19 Apr 1987 | Brazil. Rondônia. Porto Velho Mun. localidade de Abunã, próximo a antiga estrada de ferro Abunã - Mutumparaná a 02 Km de Abunã. | 02109052 |  | |
| Xyris fallax Malme | O. Huber 10267 20 Mar 1985 | Venezuela. Bolívar. Heres Mun. en la ribera nor-oriental (derecha) del río Aza medio, en el piedemonte septentrional del Cerro Zumbador. | 503193 | ||
| Xyris fallax Malme | A. M. V. de Carvalho 3059 with W. W. Thomas, 14 Apr 1990 | Brazil. Bahia. Mucugê Mun. Ca. 3 km ao S de Mucugé, na estrada para Cascavel. Vale do Rio Mucuge. | 503188 |  | |
| Xyris fallax Malme | G. T. Prance 24840 with A. S. Silva, C. C. Berg, M. J. Balick, A. J. Henderson, B. W. Nelson, R. P. Bahia & M. R. dos Santos, 04 Nov 1977 | Brazil. Pará. Serra do Cachimbo, BR 163, Cuiabá-Santarém Highway, Cachoeira de Curuá; north slope of Serra Cachimbo. | 2108849 |  | |
| Xyris fallax Malme | G. T. Prance 25312 with A.S. Silva, C.C. Berg, A.J. Henderson, B.W. Nelson, M. Balick, R.P. Bahia & M.R. dos Santos, 12 Nov 1977 | Brazil. Pará. BR 163, Cuiabá-Santarém Highway, km 791. | 2108850 |  | |
| Xyris fallax Malme | R. M. Harley 18555 with S. J. Mayo, R. M. Storr, T. S. Santos & R. S. Pinheiro, 03 Feb 1977 | Brazil. Bahia. Maraú Mun. Near Maraú 15 km North from road junction from Maraú towards Ponta do Mutá. | 503189 |  | |
| Xyris fallax Malme | R. M. Harley 18804 with S. J. Mayo, R. M. Storr, T. S. Santos & R. S. Pinheiro, 17 Feb 1977 | Brazil. Bahia. Mucugê Mun. 2-3 km approximately SW of Mucugé on the road to Cascavel. | 503289 |  | |
| Xyris fallax Malme | Gates 59 with Estabrook, 25 Jan 1979 | Brazil. Goiás. Alto Paraíso de Goiás Mun. Chapada dos Veadeiros, 5 km E of Alto Paraíso. | 872508 |  | |
| Xyris fallax Malme | H. S. Irwin 12521 with J. W. Grear, Jr., R. Souza, R. Reis dos Santos, 10 Feb 1966 | Brazil. Goiás. Alto Paraíso de Goiás Mun. Chapada dos Veadeiros, ca. 20 km W. of Alto Paraíso de Goiás (formerly Veadeiros). | 872506 |  | |
| Xyris fallax Malme | H. S. Irwin 13778 with J. W. Grear, Jr., R. Souza, R. Reis dos Santos, 08 Mar 1966 | Brazil. Goiás. Cristalina Mun. Serra dos Cristais, ca. 3 km E. of Cristalina. | 872507 |  | |
| Xyris fallax Malme | W. R. Anderson 12002 07 Feb 1978 | Bolivia. El Beni. 15-17 km SW of Guayaramerin on road to Riberalta, with standing or gently flowing water now, probably seasonally dry (pampa); and adjacent open drainage ditch. | 503192 | ||
| Xyris fallax Malme | B. Maguire 41849 | Colombia. Guainía. Puerto Colombia Mun. Rio Guainia, Sabanita 0.5-1.5 km. north Puerto Colombia (opposite Maroa). | 02647085 |  | |
| Xyris fallax Malme | R. E. Schultes 18193 with R. E. D. Baker & I. Cabrera, 31 Oct 1952-02 Nov 1953 | Colombia. Guainía. Puerto Colombia Mun. Puerto Colombia (opposite Venezuelan town of Maroa) and vicinity. | 503191 | ||
| Xyris fallax Malme | G. Davidse 17877 with N. A. Rosa, C. S. Rosario & M. G. Silva, Apr 1980 | Brazil. Pará. Marapanim Mun. Just east of the fishing village of Camara which is ca. 11 km NW of Marudá. | 02108847 |  | |
| Xyris fallax Malme | G. Davidse 17582 with N. A. Rosa, C. S. Rosario, M. G. Silva, 29 Mar 1980 | Brazil. Pará. Vigia Mun. 36 Km southeast of Vigia, along highway PA-140 to Belém. | 2108848 |  | |
| Xyris fallax Malme | G. Davidse 17585 with N. A. Rosa, C. S. Rosario, M. G. Silva, 29 Mar 1980 | Brazil. Pará. Vigia Mun. 36 Km southeast of Vigia, along highway PA-140 to Belém. | 02108846 |  | |
| Xyris fallax Malme | B. Maguire 33856 | Venezuela. Bolívar. Southwest slope forest and savannas, ptari-tepuí. | 02647084 |  | |
| Xyris fallax Malme | 02647087 |  | |||
| Xyris fallax Malme | 02647081 |  | |||
| Xyris fallax Malme | 04098717 |  | |||
| Xyris fallax Malme | B. Maguire 33235 | Venezuela. Bolívar. Gran Sabana Mun. Ilu-Tepui, savanna between Uarupata and Enemasic. | 02647083 |  | |
| Xyris fallax Malme | B. Maguire 35023 | Venezuela. Amazonas. Serrania Yutaje, Río Manapiare, Salto Coro-Coro. | 02647082 |  | |
| Xyris fallax Malme | K. J. Wurdack 4838 06 May 2009 | Guyana. Kako river on savanna near old farm. | 02429816 |  | |
| Xyris fallax Malme | T. C. Plowman 9112 with G. Davidse, N.A. Rosa, C.S. Rosário & M.R. dos Santos, 24 Feb 1980 | Brazil. Pará. Conceição do Araguaia Mun. 2 km west of town along highway PA-287. | 02109051 |  | |
| Xyris fallax Malme | 927308 |  | |||
| Xyris fallax Malme | 927307 |  | |||
| Xyris fallax Malme | 927306 |  | |||
| Xyris fallax Malme | G. Davidse 23046 | Venezuela. Bolívar. Piar Mun. Lower section of Rio Ambutuir, along trail to Uriman. | 927305 |  | |
| Xyris fallax Malme | 927304 |  | |||
| Xyris fallax Malme | 927303 |  | |||
| Xyris fallax Malme | 927302 |  | |||
| Xyris fallax Malme | G. H. H. Tate 332 | British Guiana and Northern Brazil. Mount Roraima and vicinity. Mt. Roraima: Philipp Swamp. | 927301 |  | |
| Xyris fallax Malme | 927300 |  |