216 MR. S. MOORE ON THE FLORA 
country as a subshrub up to 3 feet high. The flowers are white 
and sweet-scented : the berries black. 
LABIATE. 
PROSTANTHERA BAXTERI, A. Cunn. Between Southern Cross 
and Siberia soak; also between Ninety-mile lake and Mt. 
Margaret, January, and Gnarlbine, September. Subshrub or 
shrub 2-3 feet high, plentifully branched. Flowers pale 
lavender or white streaked with purple. 
P. WrrnkrkANA?, F. Muell. Between Uladdie soak and Yil- 
gangie claypans, March. Creek between Wilson's pool and 
Lake Darlót, April. Small shrub, 3 feet or so high. Flowers 
dirty white. Acerescent calyx lemon-coloured. 
I have not seen the type of this species, but Baron von 
Mueller's deseription (Fragm. viii. p. 230) agrees fairly well 
with my specimens. 
P. GryLrLoana, F. Muell. (ex descript.). Siberia soak, January. 
Coolgardie distriet, September. Small shrub about 3 feet 
high. Flowers dull red. 
The specimens answer well to Baron von Mueller's description. 
Hemicenta ($ EUHEMIGENIA) EXILIS, sp. nov.  Suffruticosa 
sursum foliigera, foliis lineari-lanceolatis obtusis vel minute 
mucronulatis basi sensim angustatis subcoriaceis glabris, floribus 
solitariis vel in verticillastris 3-4-floris dispositis, peduneulis 
quam folia brevioribus juxta medium bracteolatis, calyce quam 
pedunculus breviore minute puberulo, corollæ minute pubescentis 
tubo calyeem fere triplo excedente, labio superiore bilobo labii 
inferioris lobo intermedio haud lobato, antherarum omnium con- 
nectivo inferne equaliter vel subsqualiter producto lineari raro 
clavato glabro. 
Hab. Crescit inter Wilson's pool et lac. Darlót, mens. Apr. 
floribus gaudens. 
Suffrutex altus fere metralis. Ramuli tetragoni, dein sub- 
teretes et cortice cinereo in longitudinem rimoso obducti. Folia 
sessilia, 1:0-1:5 em. long., eirca 0:2 cm. lat., fere enervia, in sicco 
lete viridia. Pedunculi 0:3-0:6 em. long., glabri.  Bracteole 
subulate, circa O'L em. long. Flores purpurei. Calycis 0:3 em. 
long. 02 em. lat. lobi subsquales, lanceolato-subulati, a tubo 
2plo superati. Corolle tubus attenuatus, 05 cm. long.; limbus 
