278 COMPOSITE. [Olearia. 
A. Heads large, 1-3in. diam., solitary or racemed. 
* Heads radiate, very large, solitary on a long naked peduncle. 
Leaves 4-6in. long, oblong or obovate, entire. Heads 
2-3 in. diam. Ne ie 4 oe .. 1. O. insignis. 
** Heads radiate, solitary on bracteate peduncles (racemed in O. Traillit). 
Leaves 14-24in., linear or linear-lanceolate. Peduncle 
slender. Rays purple 2. O. semidentata. 
Leaves 1-3 in., elliptic - lanceolate to oblong - obovate. 
Peduncles slender. Rays purple or white ae 3. O. chathamica. 
Leaves 2-4in., obovate-lanceolate. Peduncles stout ; 
bracts numerous, short, close-set. Rays white; disc- 
florets yellow ye ae ae 36 .. 4. O. operina. 
Leaves 3-5in., narrow-lanceolate. Peduncles stout; 
bracts saa tone, foliaceous. Rays white; disc-florets 
purple .. 5. O. angustifolia. 
Leaves 3-6in., lanceolate or * obovate- ees Heads 
racemed. Rays white; disc-florets purple .. .. 6. O. Prailin. 
*** Heads discoid, racemed. 
Leaves 2-6in., obovate or obovate-oblong, acutely serrate 7. O. Colensot. 
Leaves 4-8in., orbicular-ovate, doubly crenate .. .. 8. O. Lyall. 
B. Heads small, 4-3 in. diam., panicled or corymbose (solitary in O. nummulari- 
folia). Hlorets 6-24. 
* Leaves opposite. 
Leaves 14-23in., oblong. Panicles axillary. Heads dis- 
coid a Te a i Ke .. 9. O. Traversii. 
Leaves 2-4 in., elliptic-lanceolate. Heads radiate .. 10. O. Buchanan. 
** Leaves alternate, large, 14-4 in. long (less in O. swavis), ovate to oblong, 
more rarely linear-oblong or oblong-lanceolate, entire or toothed or waved. 
Leaves 2—-4in., ovate-oblong, obtuse, coriaceous, shining 
beneath. Florets 6-12 ie 4: .. ll. O. furfuracea. 
Dwarf shrub. Leaves 1—2in., oblong. uate, excessively 
coriaceous, silvery beneath. Heads4in.diam. Florets 
15-20 ae . 12. O. Allomu. 
Leaves 13-3 in., broadly ovate, “acute, ‘rather thin, satiny 
beneath. Florets 15-20... 13. O. nitida. 
Leaves 2-4in., broadly pte, coriaceous, sharply and 
coarsely toothed .. .. 14. O. macrodonta. 
Leaves 2-4in., linear- oblong” or lanceolate, coriaceous, 
spinous- toothed .. 15. O. iletfolia. 
Leaves 2-6 in., broadly ovate, “rather thin, toothed, white 
with soft tomentum beneath . 16. O. Cunningham 
Leaves 14-34in., oblong - lanceolate, acute, ‘obscurely 
sinuate-dentate .. .. 17. O. excorticata. 
Leaves }-13 in., linear- oblong ¢ or oblong, obtuse, ‘entire or 
obscurely sinuate .. bie ae .. 18. O. suavis. 
*** Teaves alternate, 3-7 in. long, linear or narrow-linear ; lateral veins con- 
spicuous beneath, at right angles to the midrib. 
Leaves 3-7 in., 4-lin. broad, linear or narrow-linear, ferru- 
ginous beneath ae af .. 19. O. lacunosa. 
Leaves 5-6 in., fin. broad, very narrow-linear .. .. 20. O. alpina. 
