56 Austrobaileya 8(1): 55-63 (2009) 
4 Plant with dense stellate indumentum.2. M. davenportii 
4 . Plant glabrous or with simple hairs.5 
5 Peduncles glandular in the upper part, sometimes mixed with spreading 
hairs; sepals at flowering 3-8 mm. long; corolla to 2.5 cm long . . 11. M. quinquefolia 
5. Peduncles glabrous or hairy, but not glandular; sepals longer, 7.5-25 mm 
long; corolla 2.5-5 cm long. 6 
6 Leaflets 3, outer leaflets with a secondary lobe, so appearing 5, leaflets 
undulate to occasionally toothed; sepals glabrous, 12-15 mm long, sub¬ 
equal, acute. 8 . M. kimberleyensis 
6 . Leaflets 5, entire.7 
7 Outer sepals glabrous, 7-10 mm long, obtuse, much shorter than the inner; 
corolla 3-5 cm long.10. M. quinata 
7. Outer sepals patently hirsute, 12-25 mm long, acute or acuminate, slightly 
longer than the inner; corolla 2-3.5 cm long.1. M. aegyptia 
8 Leaves peltate.9. M. peltata 
8. Leaves never peltate.9 
9 Corolla pink to mauve, glabrous; leaves initially ovate, cordate, dentate, 
becoming hastate with a long linear mid-lobe and shorter dentate basal 
lobes; sepals ± equal in length.7. M. incisa 
9. Corolla white, yellow or orange; leaves not as above; outer sepals shorter 
than inner. 10 
10 Corolla 2-3.5 cm long, mid-petaline bands of corolla hairy externally; 
flowers in umbelliform cymes, rarely solitary.13. M. umbellata 
10. Corolla 2 cm long or less, mid-petaline bands of corolla glabrous; flowers 
solitary or in few flowered cymes, not umbelliform. 11 
11 Sepals slightly unequal in length; outer sepals 3-7 mm long, broadly ovate 
to orbicular or broadly spathulate, concave; inner sepals 4-8 mm long; 
capsule depressed-globular to broad-conical, wrinkled. 12 
11. Sepals distinctly unequal in length; outer sepals 3-4 mm long, elliptic 
to oblong-elliptic or oblong, slightly concave or flat; inner sepals 4.5-6 
mm long; capsule broad-ovoid to globular, smooth. 6 . M. hirta 
12 Outer sepals 4-7mm long, broadly ovate to orbicular, emarginate, not 
or slightly mucronulate, usually hairy; inner sepals 6-8 mm long; 
corolla 1.5-2.5cm long; capsule depressed-globose, coarsely wrinkled; 
petioles appressed pilose, usually without tubercles. 4 . M. gemella 
12. Outer sepals 3-4 mm long, broadly ovate to spathulate, broadly notched 
at the apex and distinctly mucronate, mucro directed outwards, usually 
glabrous; inner sepals 4-5 mm long; corolla 0.5-1 cm long; capsule 
depressed-globose or broadly conical, somewhat 4-angular, less 
coarsely wrinkled; petioles often with small tubercles.5. M. hederacea 
