Arachnothryx bourgaei (Standi.) Borhidi, Acta 

 Bot. Acad. Sci. Hung. 28: 69. 1982. 

 Rondeletia bourgaei Standi., N. Amer. Fl. 32: 

 56. 1918. Type: MEXICO: Veracruz, region 

 de Orizaba, Monte San Cristobal, 8 Jul 1866, 

 E. Bourgeau 2618 (Holotype US 49964 

 (photos MEXU, PTBG); Isotypes P, 4 sheets 

 (photos MEXU, PTBG)).— Rondeletia 

 laniflora Benth. 

 Inn hnotluyx brenesii (Standi.) Borhidi, Acta 

 Bot. Hung. 33: 301. 1987. Rondeletia brenesii 

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

 18: 1370. 1938. Type: COSTA RICA: 

 Camino de San Ramon a La Calera, 20 Mar 

 1929, A. M. Brenes 6757 (Holotype F 854972 

 (photo PTBG)).— Rondeletia brenesii Standi. 



Arachnothryx brevicorolla (J. H. Kirkbr.) 

 Borhidi, Acta Bot. Acad. Sci. Hung. 28: 69. 

 1982 [as brevicollis]. Rondeletia salicifolia 

 Dwyer & Hayden subsp. brevicorolla J. H. 

 Kirkbr., Ann. Missouri Bot. Gard. 55: 383. 

 1963. Type: PANAMA: Bocas del Toro, 

 cloud forest above Quebrada Huron on Cerro 

 Bonyik, 166-^00 m, 13 Apr 1968, J. H. 

 Kirkbride, Jr. & J. A. Duke 597 (Holotype 

 MO 1946832 (photo PTBG); Isotypes NY, 

 n.v., US (photos MEXU, PTBG)). 

 —Rondeletia bertieroides Standi. 



Arachnothryx buddleioides (Benth.) Planch., Fl. 

 Serres 5: tab. 442. 1849. Rondeletia 

 buddleioides Benth., PI. Hartweg. 69. 1840. 

 Type: MEXICO: Oaxaca, in planitie Llano 

 Verde, T. K. Harhveg 502 (Holotype K (photo 

 PTBG); Isotypes NY, n.v. (fragment US 

 (photos MEXU, PTBG), P (photos MEXU, 

 PTBG)).— Rondeletia buddleioides Benth. 



Arachnothryx buddleioides (Benth.) Planch, var. 

 aspera (J. H. Kirkbr.) Borhidi, Acta Bot. 

 Hung. 33: 301. 1987. Rondeletia buddleioides 

 Benth. var. aspera J. H. Kirkbr., Ann. 

 Missouri Bot. Gard. 55: 379. 1969. Type: 

 PANAMA: Bocas del Toro, between Criollo 

 (just above Buena Vista) and Quebrada 

 Higueron on Chiriqui Trail, 18 Apr 1968, 

 J. H. Kirkbride, Jr. & J. A. Duke 780 

 (Holotype MO 1942973 (photos MEXU, 

 PTBG)).— Rondeletia buddleioides Benth. 



Arachnothryx calycosa (Donn. Sm.) Borhidi, 

 Acta Bot. Acad. Sci. Hung. 28: 70. 1982. 

 Rondeletia calycosa Donn. Sm., Bot. Gaz. 

 (Crawfordsville) 56: 59. 1913. Type: COSTA 

 RICA: Forets de la Palma, 1460 m, 25 Sep 

 1898, A. Tonduz 11633 (Holotype US 941406 

 (photos F, MEXU, PTBG)).— Rondeletia 

 calycosa Donn. Sm. 



Arachnothryx capitellata (Hemsl.) Borhidi, Acta 

 Bot. Acad. Sci. Hung. 28: 69. 1982. 

 Rondeletia capitellata Hemsl., Diag. PI. Mex. 

 28. 1879. Type: MEXICO: Without precise 

 locality, Jurgensen 355 (Lectotype K, here 

 designated (photo PTBG); Isolectotypes G- 

 DEL (n.v., fragment F), K (photo PTBG)). 

 Syntypes: MEXICO: Oaxaca, Joya, F. 

 Liebmann 202 (K (photo PTBG); without 

 precise locality, Jurgensen 376 (K (photo 

 PTBG)).— Rondeletia capitellata Hemsl. 



Arachnothryx chinajensis (Standi. & Steyerm.) 

 Borhidi, Acta Bot. Hung. 33: 301. 1987. 

 Rondeletia chinajensis Standi. & Steyerm., 

 Publ. Field Mus. Nat. Hist., Bot. Ser. 23: 254. 

 1947. Type: GUATEMALA: Alta Verapaz, 

 Cerro Chinaja, between Finca Yalpemech and 

 Chinaja, above source of Rio San Diego, 

 150-700 m, 1-2 Apr 1942, J. A. Steyermark 

 45637 (Holotype F 1 134210 (photos MEXU, 

 PTBG)).— Rondeletia chinajensis Standi. & 



Arachnothryx cooperi (Standi.) Borhidi, Acta 

 Bot. Acad. Sci. Hung. 28: 69. 1982. 

 Rondeletia cooperi Standi., Publ. Field Mus. 

 Nat. Hist., Bot. Ser. 4: 267. 1929. Type: 

 PANAMA: Bocas del Toro, Buena Vista 

 Camp, on Chiriqui Trail, 1250 ft., Jan-Mar 

 1928, G. P. Cooper 600 (Yale 12233) 

 (Holotype F 579596 (photo PTBG); Isotype 

 NY, n.v.).— Rondeletia cooperi Standi. 



Arachnothryx cordovana (Standi. & Steyerm.) 

 Borhidi, Acta Bot. Hung. 33: 301. 1987. 

 Rondeletia cordovana Standi. & Steyerm., 

 Publ. Field Mus. Nat. Hist., Bot. Ser. 23: 26. 

 1943. Type: GUATEMALA: Zacapa, in 

 ravine bordering Quebrada Alejandria, 

 summit of Sierra de las Minas, vicinity of 

 Finca Alejandria, 2500 m, 13 Oct 1939, J A. 

 Steyermark 29906 (Holotype F 1042952 



