Spodiopogon.) GRAMINACEAE. 509 
neuter, and without awn or flowering glume. — The spikelets are not 
wendtly. one-sided, but stand in 4 rows round the rhachis, of w ich only 
the one or two lowest sie are without fertile spikelets, — Le- 
iene cts demas, Mun 
i! Ours He i: ers from the African plant only in the shorter ligule. — 
The neti oecurs in tropical Africa, aki India, Timor and N. Australia. 
10. SPODIOPOGON, Trin. 
Spikelets in pairs, one pedicellate, one sessile, in simple, branched or 
paniculate spikes, both 2-flowered, the upper floret hermaphrodite or 
Flowering glumes and paleae very thin and transparent, the glume of 
the fertile floret with a twisted awn 
A small genus of the same geographi ical « range as papel 
Stems ciliate at the pero see glume awned from an en apex 1. S. pag 
Stems glabrous; second glume awned between the teeth ofa ciccnth apex 2. S. aure 
1.8. Byronis, Zrin., ne Act. Petropol. 1832, p.301.— Steudel, pret oe 
Glum. I, 398. — Tufted. Stems erect, 1—2 ft., sparingly branched, with 3—5 
ciliate nodes, the uppermost leaf very short subulate _ at some distance 
below the spike. Leaves plane linear, the lowest 6‘ >< 2"/2", acute, ere 
at the base, glabrous, the sheath compressed. Ligule entire; that o 
lowest leaf 2“ long. Spikes digitate, 2 in all my specimens (3—4 alas 
to Trinius), erect, stout, subsessile, fulvous, shining, 2—3‘ long, the thick 
triquetrous thachis hirsute with dark yellow hairs, readily breaking up 
elets 
the sessile and pedicellate one 2-flowered, the 
hermaphrodite, the lower male or neuter. Sessile spikelet: lowest glume 
coriaceous, lanceolate, flattish, plicate along the margins, 9-nerv 
mostly bifid the two extreme nerves on éither side uniting in a 
stiff mucro or seta, but sometimes all nerves coalescing in a single mucro, 
second glume of the same length, coriaceous, conchoid or keeled, 5-nerved, 
all nerves uniting in a stiff awn of the length of the glume or longer; third 
glume nearly one half shorter, oe a 3—5-nerved, gags 
; fertile glume as long as the thi 
hyaline, entire or bifid, 5-nerved, the 1a middle nerve prolonged in a 
stiff brown awn of 8—10” in length which is contorted below the 
and scaberulous above; the 2-nerved palea of the same length. eg rags 
spikelet nearly like the sessile one, but the first glume entire, 
single mucro of 1/3 its own length, that of the second a little longer awn 
of the fertile une only 3—4". — Andr opoge Byronis, Sac 
Rather rare, on the highlands of Hawaii! and E. Maui, also M ! 
from elsewhere, unless the following s costes should prove not to be a ifically distinet. 
