- Pimelea.] CV. THYMELEX. 9. 
Leaves narrow, 2 to 3 lines long, the margine maoh poa. 
Perianth-tube 2 to 24 lines long . . 14. P. brachyphylla. — 
. (16. P. brevifolie, with small concave one seems aes to ates 
the perianth- -tube scarcely circumsciss. i: 
1 Seer. 4. 4. Calyptrostegia.— Flowe rodite o r in some specimens female 
| by abort ion. Perianth-tube yu fowering C bm in P: leptonit — 
. above the ovary, leaving the lower portion only persistent round the fruit.  Anther. 
P. nma a narrow connective, the cells very distinct and after they open placed back to 
- Sussecr. 1. Calyptridium.— Flower-heads terminal, with 4-6 broad — in- 
p bracts.—Shrubs (or one species a. hard annual? ) with opposite leaves 
.. _* Western species. nn gs flat or concave, ed as well as the Driade. 
: Cotyledons Bé hh 
Involucral bracts all gl febrotx i 
. .— Perianth pede e. (txultaio adi unio eos cos 15. P. sylvestris. 
Perianth m more o 
per 16. P. brevifolia, 
tenes narrow wid nA ateral veins, Hairs of the perianth 
shes and Te. in the u pper ante with or without 
4 preading ones lower down . 17, P. Maxwelli. 
- Inneri ive oral bracts aniar d inside. 
|. Leaves air " or lanceolate. rsistent portion of the 
perianth very densis hispid JT portion villous 
with a 
Bracts scarcely Tutia, much shorter than the pirianth, 
Leaves mostly linear 18. P. angustifolia. 
B ind — umi j ` nearly as long as the. pe- 
nate 
Leaves mostly lanceolate . 19. P. nervosa, 
Leaves os M oblong or broadly je: AP Flower-heads 
nodding. 
Perianth valky- villous throughout, hairs of the lower part 
ovary often lon - but scarcely spreading. 
hive ed acuminate . . . 20. P. sulphurea. 
Bracts herbaceous, aback inate. ` Flower-heads la 
priv gms portion of the perianth very densely 
. P. floribunda. 
Peria: ae with long spr reading hairs in the lower part. ‘Brac e^ 
large, obtuse, thin. and coloured, but not concealing the 
. 22. P. suaveolens, 
Peri int , glabrous i in the lower pert, the long narrow-linear 
lobes hairy. Brac ling large, obtuse, colo edi com- 
Lon west ae LN flowe ; . 23. P. physodes. 
ern species.— CDM Seis «|i diode giro Uri) the stem. 
lon usually broad. 
glabrous at the base, bei sped. Hairs of 
“the ETE verg long . . 24, P. glauca, 
banat ae eto Hairs of the rece tacle. short, 
MR very concave. Involucral bracts acu- 
mi oil 25. P. colorans. 
lacs mostly ing, obtuse. Bracts sca reely acumin 
Leav or rominent marginal or submarginal " 
Pad €—€— hg ower-heads erect. s age aer 
with a pro rominent midri ib . 26. P. collina. 
Leaves E eomm marginal veins. Bracts largo 
and thin . | TE HT 
