Lust of Specimens 
Cited and Annotated 
Abbott, William Louis. 
1449 P. crenulata. 
2032 +P. crenulata. 
2411 +P. crenulata. 
Aguilar, Jose Ignacio. 
130 P. guatemalensis. 
503 P. chiapensis. 
793 P. stenophylla. 
1345 P. tartarea. 
Aguilar H., Mercedes. 
354 P. cubana. 
Alain, Brother. 
9 P. cubana. 
699 P. cubana. 
1834 P. cubana. 
38884 P. cubana. 
44038 P. cubana. 
Allen, Paul H. 
550 P. glabra. 
1352 P. glabra. 
1598 P. Seibertit. 
38485 P. Seibertir. 
Allen, Paul H., Robert Armour, and 
Alphonse Chable. 
6122 P. vulgata. 
Allen, Paul H., and Mario Lewy van 
Severen. 
7310 P. aurantiaca. 
Baker, Bryant O. 
2150 P. cubana. 
2158 P. cubana. 
Baker, Bryant O., and O’Donovan. 
4073 P. cubana. 
Bang, Miguel. 
861 P. angustifolia. 
5 Some of the older collections with no 
locality data are listed here, but not cited 
under the species. All of the specimens studied 
of the collections listed have been annotated, 
and their location is designated where cited 
by standard symbols of the respective 
herbaria. 
Bartlett, H. H. 
11271 P. cubana. 
11573 =P. cubana. 
12365 P. cubana. 
12794 P. cubana. 
138140 P. membranacea. 
17326 P. crenulata. 
Bernardi, A. L. 
1269 P. venezuelana. 
6244 FP. venezuelana. 
Bernoulli, Carl Gustav, and Rich. 
Cario. 
1980 P. vestita. 
1985 P. columnaris. 
1988 P. columnaris. 
Botteri, Mateo. 
475  P. melanosticta. 
482 P. melanosticta. 
910 P. elliptica. 
Bourgeau, M. 
1580 P. psychotrioides. 
2252 ~P. psychotrioides. 
2450 P. oblongifolia. 
7531 PP. oblongifolia. 
Bravo H., Helia. 
53 P. psychotrioides. 
s.n. (MEXU) P. brevipes. 
Breedlove, D. E. 
6193 P. chiapensis. 
6349 P. Donnell-Smithit. 
7413 P. chiapensis. 
Brenes, Alberto M. 
5452 P. aeruginosa. 
14388 P. aeruginosa. 
Britton, E. G. 
10033 P. cubana. 
Britton, N. L., and E. G. Britton. 
7855  P. crenulata. 
8105 P. crenulata. 
Britton, N. L., E. G. Britton, and 
Margaret 8. Brown. 
6381  P. crenulata. 
193 
