23 
§ 4. PLATYPHYLLA Vasey. 
Panicle of few (3 to 6) simple, mostly sessile, spreading branches; 
the spikelets sessile in two rows on one side of a flattened rachis, as in 
Paspalum, but with a small lower glume. 
16. P. platyphyllum Munro, 
17. P. plantagineum Link. 
§ 5. BRACHIARIA Benth. 
Branches erect or somewhat spreading, not appressed, mostly ap- 
proximate and sessile. 
18. P. prostratum Lam. 
19. P. ceespitosum Swartz. 
20. P. fuscum Swartz. 
21. P. grossarium Linn. 
§ 6. PoLYSTACHY@ Benth. 
Branches of the panicle numerous, spreading, single or subfasciculate, 
simple, or with some short branchlets, flowering to the base (except in 
P. hians); spikelets sessile or very short pediceled. 
22. P. barbinode Trin. 
23. P. gymnocarpon Ell. 
24. P. repens Linn. 
50. P. anceps Michx. (some forms). 
25. P. laxum Swartz. 
26. P, hians Ell. 
§ 7. EUPANICUM Benth. 
Branches of the panicle subdivided, single or fascicled, spreading and 
usually naked below, with the spikelets pediceled, sometimes long-pedi- 
celed. 
(a) Panicle small, narrow ; branches few, erect, or somewhat spreading. 
27. P. ciliatissimum Buckl. 
28. P. Xanthophysum Gray. 
29. P. pedicellatum Vasey. 
30. P. depauperatum Miihl. 
31. P. angustifolium Ell. 
(b) Panicle small but diffuse, oval or oblong. 
32. P. nitidum Lam. 
33. P. laxiflorum Lam. 
34. P. dichotomum Linn. 
35. P. neuranthum Griseb. 
36. P. Joorii Vasey. 
37. P. nudicaule Vasey. 
38. P. consanguineum Kth, 
39. P. scoparium Lam. 
40, P. Wilcoxianum Vasey. 
(c) Panicle larger, oval, or oblong, 
41. P. sphzrocarpon El. 
42, P. microcarpon Mubl. 
