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Telopea Vol. 6(4): 1996 
Table 3. Inflorescences and flowers (Bedford et al. 1986, Stevens 1978, Waterhouse 1967) 
Genus 
inflorescence 
flowers 
tepals no. 
ovules per locule 
Acanthocarpus 
cymose clusters 
or racemes 
bisexual 
petaloid 
1 
Baxteria 
single flowers 
bisexual 
petaloid 
1 
Calectasia 
single flowers 
bisexual 
scarious, 
but colourful 
1 
Chamaexeros 
cymose panicles 
bisexual 
petaloid 
2 
Dasypogon 
capitulum 
(with 4-flowered 
clusters) 
bisexual 
dry & glumaceous 
1 
Kingia 
capitulum 
(derived from 
simple raceme 
or spike) 
bisexual 
dry, scarious 
1 
Lomandra 
cymose clusters 
or spikes/ single 
flowers 
mostly 
unisexual 
petaloid 
1 
Romnalda 
cymose clusters 
bisexual 
petaloid 
2 
Xanthorrhoea 
spike (based on 
contracted cymes) 
bisexual 
outer 3 dry, 
scarious, inner 
3 petaloid 
several 
Xerolirion 
solitary (f), cymes (m) 
unisexual 
petaloid 
1 
Table 4. Information on pollen (Chanda & Ghosh 1976) and ovule structure (Rudall 1994 
and unpublished) 
Genus 
pollen 
pollen surface 
micropyle 
embryo sac 
& nucellus 
Acanthocarpus 
sulculate 
punctitegillate 
unknown 
unknown 
Baxteria 
large, 
complex 
'unipantocolpate' 
reticulate 
unknown 
unknown 
Calectasia 
sulcate (3 
parallel opercula) 
reticulate 
oi & ii 
es small, with massive 
storage nucellus 
Chamaexeros 
sulculate 
negatively reticulate 
ii only 
chalazal dermal cells of 
nucellus enlarged; 
giant antipodals 
Dasypogon 
sulcate 
punctate to scrobilate 
oi & ii 
es small, with massive 
storage nucellus 
Kingia 
extended-sulcate 
punctate/psilate. 
oi & ii 
unknown 
Lomandra 
sulcate, 
spiraperturate, 
irregular 
spinulose, 
echinate, 
reticulate etc 
ii only 
chalazal dermal cells of 
nucellus enlarged; 
giant antipodals 
Romnalda 
unknown 
unknown 
ii only 
chalazal dermal cells of 
nucellus enlarged; 
giant antipodals 
Xanthorrhoea 
extended-sulcate 
reticulate 
ii only 
hypostase present; 
thick micropylar 
nucellar 'beak' 
Xerolirion 
unknown 
unknown 
unknown 
unknown 
ii = inner integument, oi = outer integument, es = embryo sac 
