234 
cylindrical, and stand erect around the columnar style. 
flowers are sweet-scented and open suddenly in the late afternoon 
or evening. 
The generic name is derived from @vpa, an opening, and av6os, 
a flower, in allusion to the interspaces between the lower parts 
of the filaments. 
1609. Coelorhachis capensis, Stapf [Gramineae § Andro- 
pogoneae]; affinis C. afrauritae, Stapf, sed racemis perpaucis 
solitariis robustioribus, pedicellorum auriculo minuto, spiculis 
oh majoribus, pedicellatis neutris saepe ad glumas reductis 
iversa. 
Gramen perenne, glaberrimum, dense caespitosum, innova- 
tionibus intravaginalibus. Culmi 25-30 cm. alti, circiter 3-nodi, 
erecti, inferne lateraliter compressi, e nodis ramosi, ramis soli- 
tarlis. oliorum vaginae glabrae, dense striato-nervosae, 
inferiores lateraliter admodum compressae, 5-12 cm. longae; 
ae , truncatae, minutissime ciliolatae; laminae 
ad 20 cm. longae, explicatae ad 12 mm. latae, firmulae, saepe 
tortae, rubescentes, praeter apices scaberulos laeves, acute carin- 
s Specs: 
curvati, flavido-virescentes, ad 7 cm. (vel ultra?) longi, 2-3 mm. 
diametro; articuli superne clavato-cuneati, inferne lineares et a 
dorso valde compressi, apice excavato, in dorso nervoso-striati, 
ne) subacuta, hyalina, 2-nervis, vacua, anthoecii superiors 
ate oblonga, obtusa, 3°5-4 mm. longa, tenuiter membranacea, 
3-nervis, cum 
longae, heutrae, saepe ad glumas reductae, quarum inferior uno 
tantum latere alato-carinata et leviter nervoso-striata. 
Sourn Arrica. Coast Region: Stutterheim Div.; Fort’ 
Cunninghame, Sim 2733. 
he type may be found in the collections of the British 
seum 
1610. Schismus Pleuropogon, Stapf [Gramineae § Festu- 
ceae]; affinis S. aristulato, Stapf, sed duratione, glumarum nervis 
paucioribus, valvis acuminatis tenuiter nervosis ad latera tantum 
pilosis, antheris minoribus distinctus. _ 
