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495.0000 Family Apocynaceae Juss.; Gen. Pl. [Jussieu] 143 (1789), nom. cons.
372 genera, ca. 6500 spp. According to modern authors and PCR Asclepiadaceae is only a subfamily of Apocynaceae.
Species listed in database: 6701; hybrids: 10
= Asclepiadaceae Borkh.; Bot. Wörterb. 1: 31 (1797), nom. cons.
= Carissaceae Bertol; Nuovo Giorn. Bot. Ital. 23: 212 (1891)
= Cerberaceae Martinov; Tekhno-Bot. Slovar 119 (1820)
= Cynanchaceae G.Mey.; Chloris Han. 245, 251 (1836)
= Ophioxylaceae Mart.; Consp. Regn. Veg. [Martius] 24 (1835)
= Pacouriaceae Martinov; Tekhno-Bot. Slovar 447 (1820)
= Periplocaceae Schltr.; Nachtr. Fl. Schutzgeb. Südsee [Schumann & Lauterbach] 351 (1905), nom. cons.
= Plumeriaceae Horan.; Prim. Lin. Syst. Nat. 70 (1834)
= Stapeliaceae Horan.; Prim. Lin. Syst. Nat. 70 (1834)
= Vincaceae Vest; Anleit. Stud. Bot. 273, 299 (1818)
= Willughbeaceae J.Agardh; Theoria Syst. Pl. 256 (1858)
495.6579 Genus Urostephanus Rob. & Greenm.; Amer. J. Sci., Ser. 3, 1: 159 (1895), K. Schum. in Nat. Pflanzenfam. [Engler & Prantl] IV, 2: 306 (1895)
Distribution: Mexico, Guatemala
Species listed in database: 9
species :
Urostephanus araneosus Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado; Acta Bot. Mex. 131-e2302: 11 (2024)
Distribution: Mexico
79 MEX
species :
Urostephanus balrog (Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado) Gonz.-MartÃ-nez; Acta Bot. Mex. 131-e2302: 12 (2024)
Distribution: Mexico (Morelos)
79 MEX
Synonyms: hidden
= Matelea balrog Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado; Kew Bull. 78(4): 522 (2023)
species :
Urostephanus cornutus (Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado) Gonz.-MartÃ-nez; Acta Bot. Mex. 131-e2302: 12 (2024)
Distribution: Mexico (Chiapas)
79 MEX
Synonyms: hidden
= Matelea cornuta Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado; Kew Bull. 78(4): 523 (2023)
species :
Urostephanus gonoloboides Rob. & Greenm.; Amer. J. Sci., Ser. 3, 1: 159 (1895)
Distribution: Mexico (Chiapas, Chihuahua, Guerrero, Jalisco, Mexico State, Michoacán, Oaxaca, Sonora); Guatemala; Honduras
79 MEX 80 GUA HON
Synonyms: hidden
= Matelea gonoloboides (B.L.Rob. & Greenm.) Woodson; Ann. Missouri Bot. Gard. 28: 222 (1941)
species :
Urostephanus jaimesiae (Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado) Gonz.-Martínez; Acta Bot. Mex. 131-e2302: 12 (2024)
Distribution: Mexico (México State)
79 MEX
Synonyms: hidden
= Matelea jaimesiae Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado; Kew Bull. 78(4): 525 (2023)
species :
Urostephanus lokii (Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado) Gonz.-Martínez; Acta Bot. Mex. 131-e2302: 12 (2024)
Distribution: Mexico (Chiapas)
79 MEX
Synonyms: hidden
= Matelea lokii Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado; Kew Bull. 78(4): 526 (2023)
species :
Urostephanus medusae (Woodson) Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado; Acta Bot. Mex. 131-e2302: 13 (2024)
Distribution: Mexico (Chiapas); Guatemala
79 MEX 80 GUA
Synonyms: hidden
= Matelea medusae Woodson; Publ. Field Mus. Nat. Hist., Bot. Ser. 23: 78 (1944)
species :
Urostephanus patalensis (Donn.Sm.) Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado; Acta Bot. Mex. 131-e2302: 13 (2024)
Distribution: Mexico (Chiapas); Guatemala
79 MEX 80 GUA
Synonyms: hidden
= Gonolobus patalensis Donn.Sm.; Bot. Gaz. 47: 256 (1909)
= Matelea patalensis (Donn.Sm.) Woodson; Ann. Missouri Bot. Gard. 28: 223 (1941)
species :
Urostephanus porphyranthus (Standl.) Gonz.-Martínez, Lozada-Pérez & L.O.Alvarado; Acta Bot. Mex. 131-e2302: 13 (2024)
Distribution: Honduras
80 HON
Synonyms: hidden
= Matelea porphyrantha (Standl.) Woodson; Ann. Missouri Bot. Gard. 28: 223 (1941)
= Vincetoxicum porphyranthum Standl.; Publ. Field Mus. Nat. Hist., Bot. Ser. 17: 387 (1938)
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A complete, synonymic checklist of the Higher Plants of the World


Version 25.06 (June 15th, 2025)

Covering 356,645 accepted species,
8,788 hybrids, 48,065 accepted infraspecific taxa and 1,003,237 synonyms,
in total 1,416,735* names

[*about 25,000 dubious, "unplaced" names and about 4,000 invalid names (Art. 24.3) like "typicus" are deliberately omitted]


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Arranged in linear phylogenetic sequence reflecting true relationships

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Assembled through 40 years independently from other databases

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