464 LXII. COMPOSITE. . [Olearia. 
blue. The indumentum of the underside of the leaves is usually more or 
less present also on the branches and inflorescence. 
The genus is limited d e mea there ee besides d e an Sec? Kos 
are all endemic, only about 20 others, all natives of New and. It 
closely allied to the e Porat gems cong widely: diff sed o os 
northern he emisphere Pes ially in America, not separated indeed from Ole aria ; by any one 
definite character. - F.M vlr has recen Er p Zoe e unite SC mh ole ond pie others 
to Aster itself. tt appear: howe that independentl the convenience of 
Pme. Olearia for the Australasian iiia, bers is little ris ~ its ins confounded with 
the northern genus. The habit of most species is very diffe — achenes are 
fh e eae or nearly so (as in the North American Biotias, whi ich n M enes as little 
mpre as in a few Australian species), the foliaceous- tipped volte ae of the 
Sina a Zeches disti e Some —Á species again are separated from all the 
American ones by thei styles, others by their anthers, and most of Sage be the inda- 
mentum Ther ere appear ts be indeed bett ter grounds for maintaining Olearia. es distinct from 
Aster than for retaining Erigerom, which passes so gradually into it, and that again into 
Conyza, and if all these were united into one, we should have a group quite unmanageable 
without E e it into sections eo responding to the present genera, which woul 
qw ing the present arrangement, but with all the evils consequent on the nominal 
emons of 
wm 
E 
[2 
-g 
g 
That Ole i 
Hooker, tee? and others, and I follow J. D. Hoo S ie the former as the older 
espe chultz- Bi ntinas, under the idea that th e ind Ms the tc of Forster, adopts 
e la i 
arias ste, 
It prov SEN ie rds that this mstant character ; 
and the circumstance km this Sieden peculiarity occurs on s we specimens of oue species 
of Olearia, can surel no reason for now oman. the name founded on it to a large 
genus where it has no Kë n observed in any other spec 
In the vin e en earia, Y have adopted ie main sections proposed by Ar : 
(Journ. Linn. Soc. v. 1 20), founded on the indumentum, which, with the exception of 
two or "oe species Beie it almost disappears, seems to be the most var in a genus 
where so many species pass into each other by almost ae gradatio 
N I. Dicerotriche.—Indumentum of the underside of the leaves (usually either 
Poe end ning, tomentose or loosely villous) Ss of centrally-attached or divari- 
cately forked (T-shaped) h airs, otherwise simple. 
Leaves opposite, 
Leaves oblong, flat, 2 to 4 in. long, densely eae saine 
Flower-heads large. Ray-florets usually 10 1. O. megalophylta- 
Flower-heads small oly ais fe mm e ^ E , 8. O. chrysophylla. 
ves ae ee with recurved | margins, densely silky 
underneat $ T $ 3. O.a 
ves linear, wilde ute m A. E gg 
MK euer viscid, smooth Q a rugose) above, white under ` WE 
ied alt 
Flo Ke wei? wc solitary, on long peduncles. Leaves 
e, 2 
Leaves intel, de y silky or silvery underneath . . . 6. O. grandiflora. 
ostly e ntire, esie and softly cottony underneath . 7. Q. pannosa. 
r larger 
ves prominently reticulate on the u upper surface 
Leaves y ovaté or sic mostly 3 or Ain. long, en- 
tire or slightly tooth 
meyer ES E NN i 
ir nim 
CUP E USERS 
