Pomaz.] LXI. RUBIACE E. 431 
pedicellate in a terminal umbel. Calyx-lobes about 3. Corolla-tube short, 
lobes 3 to 5, valvate. Stamens 5 or fewer, inserted at the base of the corolla- 
tube; filaments long ; anthers exserted. Ovary 1-celled, with 1 erect ovule ; 
style filiform, deeply divided into 2 long exserted filiform hispid branches, 
one sometimes abortive. Fruit a 2-valvate capsule, the outer valves of all 
the capsules united in a persistent cup crowned by the outer calyx-lobes, the 
mner valves united in a deciduous operculam.—A small shrub or undershrub. 
Stipules interpetiolar. 
The genus is limited to a single species, endemic in Australia, only differing from Opercu- 
the simple flower-heads forming an umbel, instead of being united in a compound 
A LP. umbellata, Soland. in Gerin. Fruct. i. 119. Much-branched, 
diffuse or erect, usually not exceeding 1 ft. in height, more or less hirsute or 
Dicht glabrous. Leaves petiolate, ovate, elliptical or lanceolate, mostly under 
Pin. long or rather more when narrow. Umbel terminal, sessile within the 
ust leaves; rays or peduncles 2 to 3 lines long when in flower, longer when 
in fruit, each bearing a head usually of about 3 or 4 flowers. Corolla about 14 
lines long. Persistent cup (formed by the outer fruit-valves, but often called 
Volucre) campanulate, 1 to 12 lines long, bordered by 5 to 8 ovate 
_ “scarcely conspicuous on the top of the deciduous opereulum.—Opereularia 
tmbellata, Geertn. Fract, i. 112. t.24; Pomaz hirta and P. glabra, DC. Prod. 
> £. rupestris, F. Muell. in Linnza, xxv. 395 
ër. Suttor, Burdekin, and Burnett rivers, PF. Mueller ; Rockhampton, Dal- 
^ M Brisbane river, Moreton Bay, F. Mueller; on the Maranoa and near Mount Pluto, 
N.S. Wales. Port Jackson to the Blue Mountains, R. Brown, Sieber, n. 250, and 
d New England, C. Stuart; Arne river, Beckler ; and in the interior on the Lachlau, 
(wn RÀ ; aud Darling river, Victorian Expedition. 
SA Buffalo range, Snowy and Avon rivers, F. Mueller. i 
Ustralia, Near Lake Torrens, F. Mueller; Lake Gillies, Burkitt. 
25. ELEUTHRANTHES, F. Muell. 
wen in heads but not concrete. Calyx-limb 4- or 5-lobed. Corolla- 
| S'ender; lobes 4 or 5, valvate in the bud. Stamens 5 or fewer, inserted 
“the base of the corolla-tube; anthers exserted. Ovary 1-celled, with a 
| ed erect ovule; style deeply divided into 2 long filiform branches. Fruits 
concrete, capsular, opening apparently in 2 valves. Seed obovate, com- 
Peu but not seen ripe.—A small herb. Stipules reduced to a short 
* Flower-heads dense, terminal, globular. 
"ns is limited to a single species, endemic in Australia. 
: 
ta jÈ Operculari 
leede annual, spreading to a few inches diameter. Leaves petiolate, 
a 
: We ed above the last leaves but without any other bracts or involuere. 
` Tobes linear or subulate, hirsute, 1 to lj lines long. Corolla abou 
j 
S 
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