Type: Habitat in plerisque Nov. Hisp. 

 temperatis agris. Floret Julio (presumably 

 MA, n.v.). — Status uncertain. 



Spermacoce tetracocca M. Martens & Galeotti, 

 Bull. Acad. Roy. Soc. Bruxelles 1 12: 132. 

 1844. Type: MEXICO: Michoacan, Santa 

 Maria, near Morelia, H. Galeotti 2587 

 (Holotype presumably BR, n.v.; Isotype K, 

 n.v., P (photos MEXU, PTBG)).— Richardia 

 tricocca (Torr. & A. Gray) Standi, subsp. 

 tetracocca (M. Martens & Galeotti) W. H. 

 Lewis & R. L. Oliv. 



Spermacoce tetraquetra A. Rich, in Sagra, 

 Hist. Fis. Cub. Bot. 11: 29. 1850. Type: 

 CUBA: Without precise locality, R. de la 

 Sagra s.n. (Holotype presumably P, n.v.; 

 probable Isotype F (photo PTBG)). 



Spermacoce vegeta (Standi. & Steyerm.) C. D. 

 Adams in W. C. Burger & C. M. Taylor, 

 Fieldiana, Bot., n.s. 30: 320. 1993. Borreria 

 vegeta Standi. & Steyerm., Publ. Field Mus. 

 Nat. Hist., Bot. Ser. 23: 21. 1943. Type: 

 GUATEMALA: Dept. Jutiapa, between 

 Jutiapa and La Burrera, NE of Jutiapa, 

 800-850 m, 1 Nov 1940, P. C. Standley 

 76007 (Holotype F 1091300 (photos MEXU, 

 PTBG)). 



Spermacoce verticillata L., Sp. PI. 1: 102. 

 1753. Type: JAMAICA: Hort. Cliff. 33 (BM, 

 n.v.). Borreria. For typification see Rendle 

 (1934:331). 



Spermacoce villosa Sw., Prodr. Veg. Ind. Occ. 

 29. 1788. Type: JAMAICA: Swartz s.n. 

 (Holotype presumably BM, n.v.). 

 — Mitracarpus hirtus (L.) DC. 



Stachyarrhena Hook. f. , Hook. Icon. PL 1068. 

 1870. Type: Stachyarrhena spicata Hook. f. 



Stachyarrhena heterochroa Standi., Contr. 

 U.S. Natl. Herb. 18: 142. 1916. Type: 

 PANAMA: Colon, Loma de la Gloria, near 

 Fato (Nombre de Dios), 10-104 m, Jul-Aug 

 1911,//. Pittier 4078 (Holotype US 679174 

 (photos MEXU, PTBG); Isotype F). 



Staelia Cham. & Schltdl., Linnaea 3: 364, pi. 3, 

 fig. 3. 1828. Type: Staelia thymoides Cham. 

 & Schltdl. 



Staelia scabra (C. Presl) Standi., Publ. Field 

 Columbian Mus., Bot. Ser. 8: 385. 1931. 

 Diphragmus scaber C. Presl, Bot. Bermerk. 

 81. 1844. Type: MEXICO: Habitat in Mexico, 

 precise locality or collector not cited. 



Stannia H. Karst., Auswahl Gewachse 

 Venezuela 27. 1848. Type: Stannia formosa 

 H. Karst. 



Stannia panamensis Walp. & Duchass., Linnaea 

 23: 755. 1850. Type: PANAMA: Isthmo 

 Panamensis, Duchassaing ? (location 

 unknown). — Posoqueria panamensis (Walp. 

 & Duchass.) Walp. 



Stenostomum C. F. Gaertn., Fruct. Sem. PL 3: 

 69. 1806. Type: Stenostomum lucidum (Sw.) 

 C. F. Gaertn. 



Stenostomum lucidum (Sw.) C. F. Gaertn., 

 Fruct. Sem. PL 3: 69. 1806. Laugeria lucida 

 Sw., Prodr. Veg. Ind. Occ. 48. 1788. Type: 

 JAMAICA: Without precise locality, Swartz 

 s.n. (presumably S, n.v.). 



Steyermarkia Standi., Publ. Field Mus. Nat. 

 Hist, Bot. Ser. 22: 216. 1940. Type: 

 Steyermarkia guatemalensis Standi. 



Steyermarkia guatemalensis Standi., Publ. 

 Field Mus. Nat. Hist., Bot. Ser. 22: 216. 1940. 

 Type: GUATEMALA: Izabal, Rio Dulce, 2-4 

 miles west of Livingston, on south side (left.- 

 hand side going up river), alt. 1-3 m, 16 Apr 

 1940, J. A. Steyermark 39520 (Holotype F 

 1035008 (photo PTBG); Isotypes F 1035009, 

 MO (photos MEXU, PTBG)). 



Stomandra Standi., Publ. Field Mus. Nat. Hist., 

 Bot. Ser. 23: 247. 1947. Type: Stomandra 

 costaricensis Standi. [Herein treated as a 

 synonym of Rustia Klotzsch.] 



Stomandra costaricensis Standi., Publ. Field 

 Mus. Nat. Hist., Bot. Ser. 23: 247. 1947. 

 Type: COSTA RICA: San Jose, basin of El 

 General, 675-900 m, Mar 1940, A. F. Skutch 

 4777 (Holotype F 1044344 (photo PTBG); 

 Isotypes MO (photo PTBG), US).— Rustia 

 costaricensis (Standi.) Lorence 



