PLATE 2781. 
THISELTONIA DYERI, Hemsl. 
— 
Composirz, Tribe Heticuryses. 
Thiseltonia, Hems?. Genus novum ex affinitate Pithocarpe, sed 
involucri bracteis omnibus latis tenuissimis glabris et antheris ecaudatis 
iversum. 
Capitula homogama, multiflora, discoidea, floribus omg mae 
omnibus, ut videtur, fertilibus. Jnvolucrum hemisphericum ; bract 
multiseriatze, imbricatm, omnes tenues, ecostatee, viter chguivdlates 
serierum 2 exteriorum breviores, cordiformes, rubescentes, ceterze 
albze, ovatie. Receptaculum fere planum, nudum. Corolle regulares, 
ulose. Antherw oblong, apice connectivo producto membranaceo 
appendiculate, basi obtusiuscule beled Rai mucronate. mit dents 
apice gate. barbellati. Achenia calva Reaper nant. 
gracillima, ramosa. Folia alterna, subulat Capitula sereninali, 
distincte salaneatity Flores minuti, numerosissimi, 
T. Dyeri, /Zemsl. =e ee 
i 
fere filiformibue Pr abla Dales ina gi Folia lineari- 
subulata, semiteretia, maxima 6-8 lin. longa, vix acuta. Capitula 
6-8 lin. diametro. Involucri bractee interiores lamina alba petaloidea, 
unguiculo scarioso perlucido medio costa viridi instructe orolle 
tubus sursum leviter dilatatus, glandulosus ; limbi lobi ovato- Janceolati, 
acuti, Lea . Achenia minuta, oblonga (matura non visa) puberula, 
Pere 
West AustraLiA: Dedari, twenty-four miles west of Coolgardie, 
at 1, 400 feet above sea-level, G. H. Thiselton-Dyer. 
oe ri seeigher in the accompanying plate is the only one 
un 
he absence is important in classification, though re 
not sure that shots ai is best placed next to Pithocarpa, with which 
it agrees in the i cral bracts being very numerous and arranged 
in many series, and sh aving no pappus. The very minute flowers 
are difficult to examine in a dr ied, pressed condition, as the glandular 
corollas stick together in an almost solid mass.—W. Borrina Hemstey. 
Fig. 1, a 0 attached to a branch; of the outer bracts of the involucre 5 
3, one of the conte anya nates ¢ af the phasis 4, a flower; 5, anthers; 6, style- 
arms. <All enlarged, 
