vindescentes. Glumae anguste lanceolatae, acute tenuiterque 
acuminatae, praeter margines albido-hyalinos virides, carina 
asperula, inferior paulo brevior, 1-nervis, superior 3-nervis. 
Vulva lanceolata, acutissima, minute bifida, glumam superiorem 
subaequans, circiter 1 mm. infra apicem aristata, minutissime 
asperula, 5-nervis, nervo exteriore submarginali, ima basi (callo) 
mmute barbata ; arista 4-5 mm. longa subflexuosa a medio magis 
minusve recurva. Palea tenuis, 2*5-3 mm. longa, carinis superne 
asperuhs. Antherae late oblongae, 0-5-0-7 mm. longae. Stigmata 
delicate plumosa, 1-1-5 mm. longa. 
Australia. New South Wales : Blue Mountains, Mt. Wilson, 
swamp at the head of Waterfall Gully, Gryson. 
Diandrolyra, Stapf, gen. nov. [Gramineae-Olyreae] ; ex affinitate 
Olyrae, sed differt spiculis geminatis inferiore feminea, superiore 
mascula distincta ; spiculis masculis glumis 2 praeditis in 
inferionbus minutis in terminal! valvam aequantibus ; flore 
masculo 2-andro cum pistillo rudimentario bene evoluto ; flore 
remineo cum staminodiis minimis 2. 
Sjriculae unisexuales, praeter summam masculam geminatae, 
inferior uniuscuiusque paris feminea, superior mascula, in 
racemum compositum spiciformem dispositae. Spicu 
cum pedicello articulatae, totae deciduae, ramulorum ovato- 
lanceolatae ; glumae minutae, squamiformes, minutissime 
puberulae, hyalinae ; valva membranacea, tenuiter 3- vel sub- 
5-nervis, parce transverse venulosa ; palea quam valva paulo 
brevior, 2-carinata ; lodiculae 3, carnosulae ; stamina 2 (anticum 
suppressum) ; pistil li rudimentum perfecto simili sed basi tenui, 
stjlo mdiviso, stigmatibus confluentibus ; spicula mascula ter- 
minals lanceolata ; glumae magis minusve aequales, valva vix 
breviores, 3-nerves, caetera ut in spiculis ramulorum. Spiculae 
jemmeae cum pedicello articulate si hau.l fecundatae totae 
deciduae, ovoideo-oblongae, breviter cuspidato-acuminatae, virides, 
puberulae ; glumae herbaceae, aequales, valvam paulo superantes, 
sub 7-nerves, transverse venulosae, basi cum rhaohilla in stipitem 
brevem crassiusculum connatae ; valva oblongo-elliptica, acuta, 
K^^l^A _ dem . um jndurata, pallida, tenuissime 5-nervis, 
lodiculae 3, truncatae, carnosae ; staminodia 2, mil 
cjlmdrica lateraha (anticum nullum); ovarium ovoideum in 
stylum bliformem apice divisum abeuns, stigmatibus plumosis 
S^minutus" 011 eX8erti8 ' Cary ° pSis elli ^° id ^ libera; 
419. D. bicolor, Stapf (spec, unica). 
Gramen perenne, dense . 
Gulmi erecti, t 
TV™ agl * at i\? arte , termmali exserta pubescente florentes 
lm ( T ; ? fi n_) f ° 1 hah ^ cm - alti ' 8teriles 5-8-foliati, 10-20 cm. 
Jti. tolja infima ad vaginas redacta, sequentes perfecta vel 1-2 
p e r^\°' e i' ^ Parva 0Vata ) ; va ^ inae arctae > striatae, 
iwkrff P ube ™ lae ni » superne pubescentes vel partibus obtectis 
glabris ore obtuse subaunculatae vel truncatae ; lijrala vix ulla • 
peZumT^," 61 lance ^-^onga,basi rotundata,a" rupte in 
petiolum 1 mm. longum pubescentem contracta, 6-9 cm. longa, 
