Andrianarivelo - 169 - Madagascar
Anonymous - s.n. - Iran
Anonymous - s.n. - Turkey
Benke - 5343 - United States
Bernard - 2512 - Madagascar
Bush - 1327 - United States
Bush - 202 - United States
Bush - 280 - United States
Chavarría García - 801 - Costa Rica
Coronado González - 8797 - Nicaragua
Cyperus rotundus
D'Arcy - 6880 - Honduras
Drège - s.n. - South Africa
Drushel - 5052 - United States
Eggert - s.n. - United States
Hall - 684 - United States
Houghton - 3745 - United States
Isaac - 18890 - United States
Joor - s.n. - United States
Kappler - 1370 - Suriname
Kessler - 5085 - United States
Kessler - 7271 - United States
Kessler - 7291 - United States
Kotschy - 28 -
Kotschy - 351 -
Kotschy - 945 -
Krauss - 189 - South Africa
Martius - 860 - Brazil
Nealley - s.n. - United States
Nelson - s.n. - United States
Orcutt - 5873 - United States
Palmer - 6583 - United States
Reverchon - 1236 - United States
Reverchon - s.n. - United States
Sieber - 109 - Australia
Sieber - 112 - Caribbean
Sieber - 14 - Caribbean
Sieber - 6 - Madagascar
Stevens - 29974 - Nicaragua
Stevens - 34931 - Nicaragua
Tharp - 43446 - United States
WALLACE - s.n. - United States
Waller Jr. - 3081 - United States
Wiest - 55 - Egypt
Wilkinson - s.n. - United States
Young - s.n. - United States
Zamora Villalobos - 6758 - Costa Rica