90 FLORA OF SOUTH AUSTRALIA. 
Darwinia. 
Flowers in small globular heads; leaves very small, 
linear, 3-angled; calyx-lobes longer than the 
petals ; ovules 4. Erect oe 
Fowers solitary, axillary; leaves small ty Regie: 
calyx-lobes as long as petals; ovules 2. Prostrate 
Verticordia. 
Erect, bushy; flowers small in umbel-like corymbs... 
Calyeothrix. 
Calyx-tube 6 lines long; the upper free portion as 
long and not more slender than the adnate por- 
tion, the lobes short and broad with Pe hair- 
like awns. Petals 4 to 5 lines 
Calyx-tube 2 to 4 lines, the lower Hatteras Rania 
joined by a long slender column to the bell- 
shaped free portion; petals pink or whitish, 2 
lines long; leaves triangular or quadrangular, 
linear ... 
Lhotzka. 
Calyx-tube very narrow-turbinate; whole plant glab- 
rous; bracteoles shorter than gis ; leaves 
spreading, 14 lines long 
Calyx-tube cylindrical; plant cabeenekts Seeatacies 
as long as calyx. 
Leaves spreading 1 to 2 lines; calyx-tube hirsute 
atop.. 
Leaves pre eat, Uy ined Bais Taibo 
glabrous, constricted at the summit 
Thryptomene. 
1. Calyx-tube rugulose, not ribbed. 
Calyx-tube hemispheric, lobes triangular with scari- 
ous basal extensions ; ovules 4 to 6 ‘3 
Calyx-tube ovate-obconic, lobes semiorbicular, a ; 
ciliate ; stamens alter nate ; ovules 8 to 12 
11. Calyx-tube not rugulose, with or without 
ribs. 
Calyx-tube broad, compressed, ovoid-bellshaped, 
almost smooth; lobes a Ee than the petals ; 
stamens 5 ; 
Calyx-tube not a is semiov eo het Les 
cordate, margins petaloid, auricled at the base.. 
Calyx-tube ribbed, truncate-ovate 
micropetala 
Schuermanni 
Wilhelmii 
longiflora 
tetragona 
glaberrima 
genetylloides 
Smeatoniana 
Maisonneuvuit — 
fiaviflora 
Mitchelliana 
auriculata 
Elliotti 
