90 
tibus v. denique refractis, bracteolis subgeminis acuminatis, sepalis 
persistentibus subovatis v. subrotundis capsula parum v. conspicue 
brevioribus, petalis quinque parvis rubris, staminibus 5 v. paucio- 
ribus passim pluribus, stylo tripartito, capsula subovata v. elliptica 
v. subconiea trivalvi polysperma pallida, columella trifida, semi- 
nibus brunneis nigrisve nitentibus subtiliter clathratis. 
In rupibus muscosis, ad ripas arenosas et in plagis eremorum 
late per Australiam extratropicam diffusa. 
Herba magnitudine et foliorum forma admodum varians. 
SAXIFRAGEJE. 
Brachynema. 
Calyx persistens, 5-partitus, laciniis semi-lanceolatis. Petala 
5, estivatione valvata, ovato-lanceolata, sessilia, decidua. Zmthere 
5, filamentis brevissimis subsessiles, calycis laciniis oppositz, 
petalis alternze, magne, cordato-ovatez, basifixz, introrsm, bilocu- 
lares, loeulis longitudinaliter dehiscentibus. Stigma orbiculare, 
sessile, leniter 5 dentatum, centro impressum, | Germen superum, 
perfecte quinque-loculare, multigemmulatum, basi disco annulari 
cinctum. Gemmulze placentis axillaribus affixz. Fructus ignotus. 
Frutex nobilis Australie orientalis subtropiez, foliis alternis 
magnis exstipulatis longe petiolatis lanceolato-ovatis acuminatis 
sursum denticulatis, paniculis cymosis longe pedunculatis strigu- 
loso-pubescentibus, petalis ochroleucis. 
. Genus presertim propter petalorum sstivationem valvarem in 
viciniam Argophylli et Itez: trahendum, fructu demum noto locum 
in systemate firmiorem tenebit. 
Brachynema ornans. 
Ad ripas fluminis Richmond prope Ballina. C. Moore. 
Ramuli eum petiolis pedunculisque hirsutie brevi appressa 
vestiti. Petioli szpe bipollicares. Folia semipedalia et longiora, 
2—3' lata, plana, subchartacea, distanter penninervia, reticulari- 
venosa, postice integerrima et sensim in basin cuneatam contracta, 
antice argute dentieulata, supra parcissime strigulosa, subtus ad 
nervos copiose ceteroquin parce appresso-pilosula. Pedunculi 
primarii 2-3" longi, partiales varie breviores. Pedicelli plerique 
faseiculato- v. umbellato-conferti, 14—4" longi. Bracteole ad 
basin pedicellorum minute, ovato-lanceolate. Calyx vix 1" 
longus. Petala 2-23" longa, basi truncata, extus parce brevi- 
terque hirtella, intus glabra,  Antherz flavz, 1l" longs. Pollinis 
granula flavida, subglobosa, levia, triporosa. Pistillum anguste 
urceolatum, glabrum. Stigma sub anthesi 1-3" latum, 
