GRAMINEZE (Stapf). 317 
LXY. Crossotropis.—Spikelets subsessile in racemously arranged — or spread- 
mes or 
a sic pikes. Florets is aan or slightly exceeding the sor much 
Va ves — shortly awned ; side-nerves not pe feonnel Blades not 
t the bas 
LXVI. Trir raphis.— — Botkclils usually distinctly pedicelled, often in compoun 
and dense ~ nicles. Valves finely awned; side-nerves excurrent into long or 
short brist 
ii. Valves site needs ee rarely bok : Triphlebia) 3-nerved. 
(LXVII.—XOV 
Tribe 12. PAPPOPHOREZ. Valves broad, cleft into 3 to many sometimes 
subulate lobes pets or without alternating fine straight awns from the sinuses, 
usually many-nerved. 
seit hice —Fertile floret 1. Valve cleft into 9 subulate, awn-like 
LXVIII. Schmidtia.— Fertile florets 3-5. Valves cleft into 4 hyaline lobes, 
erst with five straight awns from the sinuses. 
ribe — career ‘geen all acne or more or less heteromorphous and 
tiisernsl.- le flore ee Baa rarely caudate-aristate, termina 1 with 
minute Bot tee ts eleas v it or ie ary. umes very minute or 
confluent into an annular rim or gow ressed. Pales 3~Y-nerved, Sta mens 
usually 6, rarely more or 3-1. 
cis Sebo amon —Fruiting valve —- to subherbaceous, smooth, 
wi minute, bait empty valves below 
LXX. rsia.—Fruiting valve hr rigidly ciliate (in the African 
ear without sounier valene below 
Tribe 14. PHALARIDEX. Spi eal - alike. Fertile floret 1, awnless, 
terminal with 2 e pa — a ben Glumes distinct, often igo 
or exceeding the terminal fi s 2- os to nerveless, Sta mens 6 or 
(in the African = or "ee 2. 
Ebrharta.— Both mpt ns florets or at least the upper larger than the 
Phal 
ib, the fertile ‘Beret t by the a 
Tribe 15. FESTUCEZ. Glumes more or less resembling the valves in general 
LS Pee Shes 2 to many, very rarely 1, igs much exserted from the 
glu a ives 5- or more nerved, very rarely 3- or l-nerved, then with the 
side. pi rves not submarginal nor with t bem he aa in ‘Semis d spikes ; wns, if 
present, acti or subterminal, never k 
Subtribe 1. Mxticrz. Glumes more or less equalling the florets, mem- 
branous, Uppermost 2-3 valves small, empty, enclosing each other and forming 
4 club or plndie-dmned body. 
LXXIII. Melica.—The only South African genus. 
Subtribe 2. DacrytipEx. Spike in spenicies clusters or more or le 
ri ai panicles, or pa spikes, nn ‘arly it se panicles (Briza). Filen 
ranous to papery or subchartaceous 8, erved, very rarely 3-nerv 
(Triphlebeo, side-nerves conniving or joining Sea the tip; awns, if any, fine, 
short, terminal or subterminal, 
iis Spikelets of 2 kinds, the fertile surrounded by the sterile, consisting solely of 
umerous bracts. 
XIV. Lamarckia.—Mature spikelets Seber ay in fascicles, consisting of 1 fertile 
and several empty spikelets, Barren bracts obtuse, membranous. 
