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496.0000 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: 6774; 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)
496.6343 Genus Desmidorchis Ehrenb.; Linnaea 4: 94 (1829)
Distribution: 15 spp. N- and E-tropical Africa, Arabia
Species listed in database: 14
= Crenulluma Plowes; Haseltonia 3: 66 (1995)
= Sarcocodon N.E.Br.; J. Linn. Soc., Bot. 17: 169 (1878)
species :
Desmidorchis adenensis (Deflers) Meve & Liede; Pl. Syst. Evol. 234(1-4): 202 (2002)
Distribution: Yemen (Aden Desert, SE-Yemen: coastal Hadhramaut)
35 YEM
Synonyms: hidden
= Boucerosia adenensis Deflers; Bull. Soc. Bot. France 42: 689 (1896)
= Caralluma adenensis (Deflers) A.Berger; Stapel. & Klein. 79 (1910)
= Caralluma kalmbacheriana Lavranos; Cact. Succ. J. (Los Angeles) 37: 110 (1965)
= Caralluma rauhii Lavranos; Cact. Succ. J. (Los Angeles) 37: 106 (1965)
= Ceropegia adenensis (Deflers) Bruyns; S. African J. Bot. 112: 413 (2017)
= Ceropegia kalmbacheriana (Lavranos) Bruyns; S. African J. Bot. 112: 413 (2017)
= Crenulluma adenensis (Deflers) Plowes; Haseltonia 3: 66 (1995)
= Crenulluma kalmbacheriana (Lavranos) Plowes; Haseltonia 3: 67 (1995)
= Crenulluma rauhii (Lavranos) Plowes; Haseltonia 3: 67 (1995)
species :
Desmidorchis arabica (N.E.Br.) Meve & Liede; Pl. Syst. Evol. 234(1-4): 202 (2002)
Distribution: United Arab Emirates; N-Oman; Yemen (N-Inner Yemen, SE-Yemen: coastal Hadhramaut)
35 OMA UAE YEM
Synonyms: hidden
= Caralluma arabica N.E.Br.; Bull. Misc. Inform. Kew 1895: 318 (1895)
= Crenulluma arabica (N.E.Br.) Plowes; Haseltonia 3: 66 (1995)
= Ceropegia arabensis Bruyns; S. African J. Bot. 112: 413 (2017), nom. nov.
species :
Desmidorchis aucheriana (Decne.) Kuntze; Revis. Gen. Pl. 2: 418 (1891)
Distribution: Oman (Mascat & Oman); Yemen (Aden Desert, N-Inner Yemen, SW-Yemen, Tihama, W-Yemen)
35 OMA YEM
Synonyms: hidden
= Boucerosia aucheriana Decne.; Prodr. [A.P. de Candolle] 8: 649 (1844)
= Boucerosia dentata (Forssk.) Deflers; Mém. Inst. Égypt. 3: 273 (1896), nomen
= Caralluma aucheriana (Decne.) A.P.Jagtap & N.P.Singh; Fasc. Fl. India 24: 208 (1999), isonym
= Caralluma aucheriana (Decne.) N.E.Br.; Gard. Chron., Ser. 3, 12: 369 (1892)
= Caralluma dentata (Forssk.) Blatt.; Rec. Bot. Surv. India 8: 303 (1921), nom. inval.
= Crenulluma aucheriana (Decne.) Plowes; Haseltonia 3: 66 (1995)
= Stapelia dentata Forssk.; Fl. Aegypt.-Arab. cviii (1775), nom. subnud.
species :
Desmidorchis awdelianus (Deflers) Meve & Liede; Pl. Syst. Evol. 234(1-4): 202 (2002)
Distribution: Saudi Arabia (Asir); Yemen (Aden Desert, SW-Yemen, N-Inner Yemen)
35 SAU YEM
Synonyms: hidden
= Boucerosia awdeliana Deflers; Bull. Soc. Bot. France 42: 689 (1895)
= Caralluma awdeliana (Deflers) A.Berger; Stapel. & Klein. 81 (1910)
= Ceropegia awdeliana (Deflers) Bruyns; S. African J. Bot. 112: 413 (2017)
= Crenulluma awdeliana (Deflers) Plowes; Haseltonia 3: 66 (1995)
species :
Desmidorchis edithae (N.E.Br.) Plowes; Haseltonia 3: 58 (1995)
Distribution: E-Ethiopia; Djibouti; Somalia (Somaliland)
24 DJI ETH SOM
Synonyms: hidden
= Caralluma edithae N.E.Br.; Bull. Misc. Inform. Kew 1895: 219 (1895)
= Ceropegia edithae (N.E.Br.) Bruyns; S. African J. Bot. 112: 413 (2017)
species :
Desmidorchis ericamccoyae (T.A.McCoy) comb.ined.
Distribution: Oman
35 OMA
Synonyms: hidden
= Ceropegia ericamccoyae (T.A.McCoy) Bruyns; S. African J. Bot. 112: 413 (2017)
= Sulcolluma ericamccoyae T.A.McCoy; Cact. Succ. J. (Los Angeles) 85(2): 61 (2013)
species :
Desmidorchis flava Meve & Liede (N.E.Br.) Meve & Liede; Pl. Syst. Evol. 234(1-4): 202 (2002)
subspecies :
subsp. flava
Distribution: United Arab Emirates; Oman (Dhofar); Yemen (coastal Hadhramaut)
35 OMA UAE YEM
Synonyms: hidden
= Caralluma flava N.E.Br.; Bull. Misc. Inform. Kew 1894: 335 (1894)
= Ceropegia flava (N.E.Br.) Bruyns; S. African J. Bot. 112: 413 (2017)
= Crenulluma flava (N.E.Br.) Plowes; Haseltonia 3: 67 (1995)
subspecies :
subsp. hajarica (Bruyns) comb.ined.
Distribution: Oman
35 OMA
Synonyms: hidden
= Ceropegia flava subsp. hajarica Bruyns; Symb. Bot. Upsal. 42: 238 (2026)
subspecies :
subsp. tardellii (Mosti & Raffaelli) comb.ined.
Distribution:
Error
Synonyms: hidden
= Ceropegia flava subsp. tardellii (Mosti & Raffaelli) Bruyns; Symb. Bot. Upsal. 42: 239 (2026)
= Crenulluma tardellii (Mosti & Raffaelli) Plowes; Asklepios 116: 20 (2013)
= Desmidorchis tardellii Mosti & Raffaelli; Webbia 59(2): 289 (2004)
species :
Desmidorchis foetida (E.A.Bruce) Plowes; Haseltonia 3: 58 (1995)
Distribution: E-Uganda; Kenya
25 KEN UGA
Synonyms: hidden
= Caralluma foetida E.A.Bruce; Hooker´s Icon. Pl. 34: t. 3371 (1938)
= Ceropegia foetida (E.A.Bruce) Bruyns; S. African J. Bot. 112: 413 (2017)
species :
Desmidorchis impostor Jonkers; Bradleya 28: 76 (2010)
Distribution: Oman
35 OMA
Synonyms: hidden
= Ceropegia impostor (Jonkers) Bruyns; S. African J. Bot. 112: 413 (2017)
species :
Desmidorchis lavrani (Rauh & Wertel) Meve & Liede; Pl. Syst. Evol. 234(1-4): 202 (2002)
Distribution: Yemen (SE-Yemen: coastal Hadhramaut)
35 YEM
Synonyms: hidden
= Caralluma dolichocarpa O.Schwartz; Mitt. Inst. Allg. Bot. Hamburg 10: 194 (1939)
= Caralluma lavrani Rauh & Wertel; Kakteen And. Sukk. 16: 62 (1965)
= Ceropegia dolichocarpa (O.Schwartz) Thulin & Al-Hawshabi; Nordic J. Bot. 2022(12)-e03692: 3 (2022)
= Ceropegia lavrani (Rauh & Wertel) Bruyns; S. African J. Bot. 112: 413 (2017)
= Crenulluma dolichocarpa (O.Schwartz) Plowes; Haseltonia 3: 67 (1995)
= Crenulluma lavrani (Rauh & Wertel) Plowes; Haseltonia 3: 67 (1995)
species :
Desmidorchis penicillata (Deflers) Plowes; Haseltonia 3: 58 (1995)
Distribution: E-Sudan; Ethiopia; Saudi Arabia (Hejaz, Asir); Oman (Mascat & Oman); Yemen (Aden Desert, N-Inner Yemen, Tihama, W-Yemen)
24 ETH SUD 35 OMA SAU YEM
Synonyms: hidden
= Boucerosia penicillata Deflers; Voyage Yemen 169 (1889)
= Caralluma penicillata (Deflers) N.E.Br.; Gard. Chron., Ser. 3, 12: 370 (1892)
= Caralluma penicillata var. robusta (N.E.Br.) A.C.White & B.Sloane; Stapelieae [White & Sloane], ed. 2: 211 (1937)
= Caralluma robusta N.E.Br.; Fl. Trop. Afr. [Oliver et al.] 4(1): 482 (1904)
= Ceropegia penicillata (Deflers) Bruyns; S. African J. Bot. 112: 413 (2017)
= Echidnopsis golathii Schweinf. ex Deflers; Mém. Inst. Égypt. 3: 267 (1896)
species :
Desmidorchis retrospiciens Ehrenb.; Abh. Königl. Akad. Wiss. Berlin 33 (1831)
Distribution: S-Morocco; S-Algeria (incl. Hoggar); Egypt (SE-Egypt); Mauritania; Senegal; Mali; N-Burkina Faso; Niger; N-Nigeria; N-Cameroon; NE-Chad (Ennedi); Sudan; South Sudan; Ethiopia; Eritrea; Djibouti; Somalia (Somaliland); Kenya; Saudi Arabia (C-Saudi Arabia, Hejaz, Asir); Yemen (N-Inner Yemen)
20 ALG EGY MOR 22 BKN MLI MTN NGA NGR SEN 23 CMN 24 CHA DJI ERI ETH SOM SSU SUD 25 KEN 35 SAU YEM
Synonyms: hidden
= Boucerosia acutangula (Decne.) Decne.; Prodr. [A.P. de Candolle] 8: 648 (1844)
= Boucerosia russelliana Courbon ex Brongn.; Bull. Soc. Bot. France 7: 900 (1860)
= Boucerosia tombuctuensis A.Chev.; Compt. Rend. Congr. Intern. Bot. 271 (1900 publ. 1901)
= Caralluma acutangula (Decne.) N.E.Br.; Gard. Chron., Ser. 3, 12: 369 (1892)
= Caralluma hirtiflora N.E.Br.; Bull. Misc. Inform. Kew 1895: 264 (1895)
= Caralluma retrospiciens (Ehrenb.) N.E.Br.; Gard. Chron., Ser. 3, 12: 370 (1892)
= Caralluma retrospiciens subsp. tombuctuensis (A.Chev.) A.Chev.; Rev. Bot. Appl. Agric. Trop. 14: 266 (1934)
= Caralluma retrospiciens var. acutangula (Decne.) A.Chev.; Rev. Bot. Appl. Agric. Trop. 14: 270 (1934)
= Caralluma retrospiciens var. glabra N.E.Br.; Fl. Trop. Afr. [Oliver et al.] 4(1): 481 (1903)
= Caralluma retrospiciens var. hirtiflora (N.E.Br.) A.Berger; Stapel. & Klein. 71 (1910)
= Caralluma retrospiciens var. laxiflora Maire; Bull. Soc. Hist. Nat. Afrique N. 30: 357 (1939)
= Caralluma retrospiciens var. tombuctuensis (A.Chev.) A.C.White & B.Sloane; Stapelieae [White & Sloane], ed. 2: (1937)
= Caralluma russelliana (Courbai ex Brongn.) Cufod.; Bull. Jard. Bot. Natl. Belg. 39(Suppl.): XXX (1969)
= Caralluma tombuctuensis (A.Chev.) N.E.Br.; Fl. Trop. Afr. [Oliver et al.] 4(1): 622 (1904)
= Ceropegia retrospiciens (Ehrenb.) Bruyns; S. African J. Bot. 112: 413 (2017)
= Desmidorchis acutangula Decne.; Ann. Sci. Nat., Bot., Sér. 2, 9: 265 (1838)
= Stapelia congestiflora Delile; Sec. Voy. Choa [Rochet] 345 (1846)
= Stapelia desmidorchis Steud.; Nomencl. Bot. [Steudel], ed. 2, 2: 631 (1841)
species :
Desmidorchis somalica (N.E.Br.) Plowes; Haseltonia 3: 59 (1995)
Distribution: Somalia
24 SOM
Synonyms: hidden
= Caralluma somalica N.E.Br.; Bull. Misc. Inform. Kew 1895: 264 (1895)
= Ceropegia somalicoides Bruyns; S. African J. Bot. 112: 413 (2017), nom. nov.
species :
Desmidorchis speciosa (N.E.Br.) Plowes; Haseltonia 3: 59 (1995)
Distribution: ?NE-Sudan; South Sudan; Ethiopia; Djibouti; Somalia (Somalia, Somaliland); Uganda; Kenya; N-Tanzania
24 DJI ETH SOM SSU 25 KEN TAN UGA
Synonyms: hidden
= Caralluma codonoides K.Schum.; Pflanzenw. Ost-Afrikas [Engler] C 328 (1895)
= Caralluma oxyodonta Chiov.; Fl. Somala 2: 298 (1932)
= Caralluma speciosa (N.E.Br.) N.E.Br.; Bull. Misc. Inform. Kew 1895: 264 (1895)
= Ceropegia codonoides (K.Schum.) Bruyns; S. African J. Bot. 112: 413 (2017)
= Sarcocodon speciosus N.E.Br.; J. Linn. Soc., Bot. 17: 170 (1878)
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A complete, synonymic checklist of the Higher Plants of the World


Version 26.08 (August 2nd, 2026)

Covering 360,349 accepted species,
8,927 hybrids, 47,544 accepted infraspecific taxa and 1,011,667 synonyms,
in total 1,428,487* names

[*about 20,000 dubious, "unplaced" names and about 4,000 invalid names (Art. 24.3) like "typicus" are deliberately omitted]


With complete, detailed distribution data (countries and regions) and literature references

Arranged in linear phylogenetic sequence reflecting true relationships

Fully searchable and continously updated

With 38,209 pictures of 15,787 species

Assembled through 40 years independently from other databases

In cooperation with Catalogue of Life