Oldenlandia pringlei B. L. Rob., Proc. Amer. 

 Acad. Arts 27: 169. 1892. Type: MEXICO: 

 San Luis Potosi, alkaline plaines, Hacienda de 

 Angostura, 27 Jun 1891, C. G. Pringle 3758 

 (Holotype GH, n.v.; Isotypes F, MO (photo 

 PTBG), US (2 sheets; photos MEXU, 

 PTBG)).— Hedyotis pringlei (B. L. Rob.) 

 W. H. Lewis 



Oldenlandia racemosa Sesse & Moc., Fl. 

 Mexic. 28. 1893. Type: MEXICO: Habitat in 

 Cordovae pratis. Floret Julio, Sesse & Mocino 

 s.n. (presumably MA, n.v.).— Status 

 uncertain. 



Oldenlandia repens L., Mant. 40. 1767. Type: 

 INDIA: Without precise locality or collector 

 (Lectotype LINN 155.2, n.v.; designated by 

 Verdcourt, 1983).— Dentella repens (L.) J. R. 

 & G. Forst. 



Oldenlandia rubra (Cav.) A. Gray, PI. Wright. 

 2: 68. 1853. Houstonia rubra Cav., Icon. 5: 

 48, t. 474, fig. 1. 1799. Type: MEXICO: 

 Hidalgo, Ixmiquilpan, Nee s.n. (Presumably 

 MA, n.v.).— Hedyotis rubra (Cav.) A. Gray 



Oldenlandia xestosperma B. L. Rob. & 

 Greenm., Proc. Amer. Acad. Arts 32: 41. 

 1896. Type: MEXICO: Oaxaca, open glades, 

 Sierra de San Felipe, 8000 ft., Jun 1894, C G. 

 Pringle 4692 (Lectotype GH, n.v.; 

 Isolectotypes BM, n.v., F, K, n.v., MO 

 (photos MEXU, PTBG), MSC, n.v., PH, n.v., 

 US (2 sheets; photos MEXU, PTBG), VT, 

 n.v.; designated by Terrell, 1980). Hedyotis, 

 Houstonia. — Bouvardia xestosperma (B. L. 

 Rob. & Greenm.) Terrell & S. D. Koch 



Oldenlandiopsis Terrell & W. H. Lewis, 

 Brittonia42: 185. 1990. Type: 

 Oldenlandiopsis callitrichoides (Griseb.) 

 Terell & W. H. Lewis. [Herein treated as a 

 synonym of Hedyotis L.] 



Oldenlandiopsis callitrichoides (Griseb.) Terrell 

 & W. H. Lewis, Brittonia 42: 185. 1990. 

 Oldenlandia callitrichoides Griseb., Mem. 

 Amer. Acad. Arts, n.s. 8: 506. 1863. Type: 

 CUBA: Ad ripas rivulorum, C Wright 268 

 (Lectotype GOET, n.v.; designated by Terrell 

 & Lewis, 1990). Syntype: CUBA: Wright 



Omiltemia Standi., J. Wash. Acad. Sci. 8: 427. 

 1918. Type: Omiltemia longipes Standi. 



Omiltemia filisepala (Standi.) C. V. Morton, 

 Baileya 16: 98. 1968. Kohleria filisepala 

 Standi, Publ. Field Mus. Nat. Hist., Bot. Ser. 

 22: 107. 1940. Type: MEXICO: Chiapas, Mt. 

 Ovando, 16 Dec 1936, E. Matuda 574 

 (Holotype F 916483 (photo PTBG); Isotypes 

 MEXU, US). 



Omiltemia floribunda (Standi.) J. H. Kirkbr., 

 Syst. Bot. 9: 413. 1984. Edithea fioribunda 

 Standi., Trop. Woods. 34: 2. 1933. Not 

 Deppea floribunda Hemsl., 1879. Type: 

 MEXICO: Guerrero, Malinaltepec, Mar 1930, 

 L. Schultze 363 (Holotype B, destroyed 

 (fragment F)). — Deppea schultzei Lorence 



Omiltemia longipes Standi., J. Wash. Acad. 

 Sci. 8: 427. 1918. Type: MEXICO: Guerrero, 

 Omilteme, May 1903, E. W. Nelson 7054 

 (Holotype US 1084692 (photos MEXU, 

 PTBG); Isotypes GH, n.v., US). 



Omiltemia scoti J. H. Kirkbr., Syst. Bot. 9: 41 1. 

 1984. Type: MEXICO: Puebla, above 

 Teotitlan del Camino on road to Huautla de 

 Jimenez, 2000-3250 m, 3 Aug 1961, C. E. 

 Smith, Jr., F. A. Peterson & N. Tejada 4137 

 (Holotype US 2645608; Isotype GH (photo 

 PTBG)).— Deppea scoti (J. H. Kirkbr.) 



Ophiorhiza L., Gen., ed. 5, 74. 1754. 

 {=Ophiorrhiza L., 1753.) 



Ophiorhiza lanceolata Forssk., F. Aegypt.-Arab. 

 42. 1775. Type: YEMEN: Hadie Mts., 

 Forsskals.n. (Holotype C, n.v.; Isotype BM, 

 n.v.). — Pentas lanceolata (Forssk.) Deflers 



Ophryococcus Oerst., Vidensk. Meddel. Dansk. 



Naturhist. Foren. Kjobenhavn 1852: 52. 1853. 



Type: Ophryococcus gesnerioides Oerst. 



[Herein treated as a synonym of Hoffmannia 



Sw.] 

 Ophryococcus gesnerioides Oerst., Vidensk. 



Meddel. Dansk. Naturhist. Foren. Kjobenhavn 



1852: 53. 1853. Type: NICARAGUA: 



