con CVIII. EUPHORBIACEJE. 99 
| 
- Synostemon rigens, F. Muell. Pini ii. 153 
| ., N. S. Wales. Upper Darling river, Bowma ; Mutanic range, Beckler ; bo 
single sme specimens in an im E ERI in Her b. F. Mueller, but very diffe 
| from any other species known to me, although with something of the habit of Pp. 
1 s : 
Res. Perianth narrow, the segments erect, nearly 2 lines long. -N 
th 
3 E. below, tipped with the small projectin ng, connectives, Female 
- perianth rather smaller than the male, n: enlarged after flowering. 
ue 3, erect, connivent ‘or more or less donate shortly divided 
1 end. Ca van ule globular, 4 to 5 lines diameter. Seeds smoo ooth, a 
p bur when unripe. 
PON. Haken Port Darwin, Schultz, n. 428 (males) and 489 (females). 
P 9. P. rigidulus, F. Muell. ; Muell. Arg. in Linnea xxxiv. 72, and in 
DO. Prod. xv. ii. 370. Stems erect, rigid, 1 to 2 ft. high, hard and 
woody at the base, with virgate branches, hoary as well as the foliage 
with a minute tomentum. Leaves almost sessile, ovate or broadly 
lines long, tomentose outside, divided vom a arro 
Tigid segments. No or disk. Ovary tomentose. Styles erect, 
. connivent and more or loh connate, shortly 2 lobed at the end. Capsule 
(which I have not seen) globular, ashy-tomen ntose. (Muell. Arg.) 
— N. Australia. Gulf of Carpentaria, F. Mueller. 
efus bey eger Muell. Arg. in Linnea xxxiv. 70, and in 
eed i. 826. A slender wiry rigid much- Ber es im ers of 
bout l fs, ei or nearly so at the time of flowering. Leaves few 
and only "on th oung branches, linear, thick, almost terete, 
~ to 4 lines loe. Buod small but persistent. Male paren sessile 
