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255.0000 Family Cucurbitaceae Juss.; Gen. Pl. [Jussieu] 393 (1789), nom. cons.
ca. 100 genera, ca. 1050 spp. Phylogeny: Schaefer & Renner (2011)
Species listed in database: 1083; hybrids: 3
= Bryoniaceae G.Mey.; Chloris Han. 6, 112 (1836)
= Cyclantheraceae Lilja; Skånes Fl., ed. 2: 716, 980 (1870)
= Nhandirobaceae T.Lestib.; Botanogr. Élém. 515 (1826)
= Zanoniaceae Dumort.; Anal. Fam. Pl. 28, 29 (1829)
255.1113 Genus Sechium P.Browne; Civ. Nat. Hist. Jamaica 355 (1756)
Distribution: Tropical America. According to molecular results the genus is nested in Sicyos and will be formally included soon (Sebastian et al. 2010)
Species listed in database: 5
= Chayota Jacq.; Select. Stirp. Amer. Hist.: t. 245 (1780)
= Chocho Adans.; Fam. Pl. [Adanson] 2: 500 (1763)
= Ahzolia Standl. & Steyerm.; Publ. Field Mus. Nat. Hist., Bot. Ser. 23: 92 (1944)
= Polakowskia Pittier; Contr. U.S. Natl. Herb. 13: 131 (1910)
species :
Sechium chinantlense Lira & F.Chiang; Novon 2(3): 229 (1992)
Distribution: Mexico (Oaxaca)
79 MEX
species :
Sechium compositum (Donn.Sm.) C.Jeffrey; Kew Bull. 33(2): 361 (1978)
Distribution: Mexico (Chiapas, Colima, Guerrero, Jalisco, México State, Querétaro); Guatemala
79 MEX 80 GUA
Synonyms: hidden
= Ahzolia composita (Donn.Sm.) Standl. & Steyerm.; Publ. Field Mus. Nat. Hist., Bot. Ser. 23: 92 (1944)
= Microsechium compositum Donn.Sm.; Bot. Gaz. 35: 2 (1903)
species :
Sechium edule (Jacq.) Sw.; Fl. Ind. Occid. 2: 1150 (1800)
subspecies :
subsp. edule
Name: Chayote, Tallón, Tallote (ES); Cho cho, Christophine, White pear (EN)
Distribution: Italy [I]; Sicily [I]; Croatia [I]; Canary Isl. [I] (Gran Canaria [I]); Cameroon [I]; Bioko Isl. [Fernando Poo] [I]; São Tomé [I]; Ascension Isl. [I]; St. Helena [I]; Madagascar [I]; Mauritius [I]; La Réunion [I]; Rodrigues [I]; Seychelles [I]; China [I] (Guangdong [I], Guangxi [I], Yunnan [I]); Japan [I]; Taiwan [I]; Nepal [I]; Bhutan [I]; India [I] (widespread); Bangladesh [I]; Andaman Isl. [I]; Myanmar [I]; Thailand [I]; Cambodia [I]; Vietnam [I]; Java [I]; New Guinea [I]; Australia [I] (Queensland [I], New South Wales [I]); New Zealand [I]; Fiji [I]; Cook Isl. [I] (Rarotonga [I], Mangaia [I]); Society Isl. [I] (Raiatea [I], Tahiti [I]); Guam [I]; Hawaii [I] (Kauai [I], Oahu [I], Maui [I], Hawaii Isl. [I]); USA [I] (Louisiana [I]); Mexico (Aguascalientes, Campeche, Chiapas, Coahuila, Colima, Guerrero, Hidalgo, Jalisco, México State, Michoacán, Morelos, Nayarit, Nuevo Leon, Oaxaca, Puebla, Querétaro, Quintana Roo, San Luis Potosi, Sinaloa, Sonora, Tabasco, Veracruz, Yucatan); Guatemala; Belize; El Salvador; Honduras; Nicaragua; Costa Rica; Panama; Cuba [I]; Cayman Isl. [I]; Jamaica [I]; Dominican Republic [I]; Haiti [I]; Puerto Rico [I]; Virgin Isl. [I] (Tortola [I]); Saba [I]; Guadeloupe [I]; Dominica [I]; Martinique [I]; St. Vincent [I]; Barbados [I]; Trinidad & Tobago [I]; Colombia [I]; Venezuela [I]; Ecuador [I]; Peru [I]; Bolivia [I]; Brazil [I]
13 cro ita sic 21 cny 23 bio cmn sao 28 asc sth 29 mau mdg reu rod sey 36 chi 38 jap tai 40 ban bhu ind nep 41 and cbd mya tha vie 42 jaw nwg 50 aus 51 nzl 60 fij 61 coo sci 62 gum 63 haw 78 usa 79 MEX 80 BLZ COS ELS GUA HON NIC PAN 81 bbd cay cub dom gdl his jam mar pue sab stv trt vir 82 clm ven 83 bol ecu per 84 bra
Synonyms: hidden
= Chayota edulis (Jacq.) Jacq.; Select. Stirp. Amer. Hist., ed. 2: 245 (1780)
= Cucumis acutangulus Descourt.; Fl. Antill. 5: 94, t. 328 (1827)
= Sechium americanum Poir.; Encycl. [J.Lamarck et al.] 7: 50 (1783)
= Sechium chayota Hemsl.; Biol. Centr.-Amer., Bot. 1: 491 (1879)
= Sicyos edulis Jacq.; Enum. Syst. Pl. 32 (1760)
= Sicyos laciniatus Descourt.; Fl. Méd. Antilles 5: 103 (1827), nom. illeg., non L.
subspecies :
subsp. sylvestre Lira & Castrejón; Acta Bot. Mex. 49: 57 (1999)
Distribution: Mexico (Querétaro, Puebla, Veracruz, Oaxaca)
79 MEX
species :
Sechium hintonii (Paul G.Wilson) C.Jeffrey; Kew Bull. 33(2): 360 (1978)
Distribution: Mexico (Colima, Guerrero, Jalisco, México State, Michoacán)
79 MEX
Synonyms: hidden
= Microsechium hintonii Paul G.Wilson; Kew Bull. 13: 161 (1958)
species :
Sechium mexicanum Lira & M.Née; Brittonia 51(2): 204 (1999)
Distribution: Mexico (Hidalgo, Puebla, Querétaro, San Luis Potosi, Veracruz)
79 MEX
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A complete, synonymic checklist of the Higher Plants of the World

Version 25.04 (April 17th, 2025)

Covering 356,375 accepted species,
8,782 hybrids, 48,090 accepted infraspecific taxa and 1,002,897 synonyms,
in total 1,416,144* names

[*about 25,000 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