Adenostemma.j — . LXII. COMPOSITA. 463 
high. Leaves few, opposite, petiolate, from ovate to broadly pugu 
usually coarsely toothe d, from barely 1 in. long and rather t thick and rou 
to 3 or 4 in. long, thin and glabrous. Flower-heads hemispherical, 3 Se 4 
lines diameter, in a loose spreading terminal 2- or 3-chotomous panicle, En 
very small leav es under the branches. gree aan bracts oblong, in about 
tows. Florets numerous, hen: hairy outside. Achenes more or less muri- 
tate or E quite smooth.— Wight, Ic. t. 1087, 108 
Queensland. En deavour river, Ze and Solander ; Rockhampton and Rockingham 
hr, pes A dcn Island, M‘ Gilli 
N.S. me m river, "E. Bro 
S. Australia. ino o the Murray riven, oy elmi. Probably introduced. 
This isa common weed in Ce warmer regions of the globe, especially in the Old World, 
where it extends Ens rd to Japan. The specie per include all those published by 
rà ent olle and per m the Od. World, and at rina A. brasiliense and A. triangulare 
ng the American o 
Tape IV. AsTEROIDEÆ.—Leaves alternate or very rarely opposite. 
KE beads either heterogamous or dicecious, the female florets ligulate or 
filiform, the hermaphrodites or males tubular, and 4- or 5-toothed, or in very 
few exceptional species all the florets hermaphrodite and tubular. Anthers 
florets usually more or less Eeer? produced beyond the stigmatic lines 
T e and obtuse or lanceolate or almost subulate tips, papillose on the 
"pd majority of the e genera are easily distinguished from AntAemidec and Seneci onide by 
style, a few, however, with the disk-florets sterile, have, like similarly sterile disk- florets 
Lee: s and Gnaptalice, the style undivided and obtuse or r truncate without t stig- 
or these cases no positive character can be given, but the geuera or species 
ES be classed from general affinity or minor characters. Thus Minuria is distinguished 
path y the pappus, and P/uchea and the allied genera from Gnaphaliee by 
ayes emidee by the p 
i foliage and involucre. Very rarely t the We eg nches are almost subulate, but then the 
11. OLEARIA, Meech. 
(Eurybia, Cass. ; Steetzia, Sond.) 
Involucres from broadly beris to narrow-ovate, the bracts imbri- 
Cate in n several rows, the margins more r less dry or scarious, without her- 
se of the disk, NC ligulate, s reading, very nidi slender iro filiform 
9t deficient, Disk florets numerous e few, herma phrodite, tubular, gradually 
o, With minute tails, rarely obtuse.* Style-lobes flattened with short obtuse 
the back. Achenes striate, 
ng axillary from 
E E e e blue. v from ihe th yellow or rarely nih or even 
