a ee ee a ee 
LUNDELL: THE GENUS PARATHESIS 9 
Series 4-10 
Flowers 4-parted, rarely 5-parted........................ Series 4, pp. 61-64. 
18. P. tetramera. 
19. P. obtusa. 
Bre recy OATUOG os ees ess Series 5-10, pp. 64-123. 
Series 5-10 
Pedicels stout, short, scarcely longer than thick; ovules 
TeereA CCTINUC. 5. a ee Series 5, pp. 64-67. 
20. P. crasstramea. 
Pedicels slender, elongate; ovules uniseriate........... Series 6-10, pp. 67-123. 
Series 6-10 
Ovary densely pubescent, usually tomentose to some 
CeRree, fib cus ee ee ee Series 6, pp. 67-89. 
21. P. microcalyx. 
P. oblongifolia. 
P. elliptica. 
24. P. brevipes. 
P. Donnell-Smithii. 
P. emarginata. 
. P. guatemalensis. 
28. P. oxyphylla. 
Ovary usually glabrous or nearly so, the hairs when 
present not dense or matted...........6..64....-6. Series 7-10, pp. 87-123. 
Series 7-10 
Ovules 12-16, in part binerinte. 70 se as Ls Series 7, pp. 87-94. 
29. P. cubana. 
Ovules 4-12, strictly uniseriate...............+.+..-- Series 8-10, pp. 94-123. 
Series 8-10 
Anthers epunctate dorsally; flowers about 3 mm. long...... Series 8, pp. 94-97. 
30. P. subcoriacea. 
Anthers punctate dorsally, with either orange or black 
Plante: fowere ATper es. ee eevee eee Series 9-10, pp. 97-123. 
Anthers orange-punctate..............2 22 eee eee e neces Series 9, pp. 97-100. 
31. P. mexicana. 
32. P. Agostiniana. 
Anthers black-punctate, sometimes orange-punctate only 
i FP ane a esha Series 10, pp. 100-123. 
33. P. Rothschuhiana. 
34. P. lanceolata. 
35. P. taxa. 
36. P. hondurensis. 
37. P. ferruginea. 
38. P. rosea. 
