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52 FLORA OF SOUTH AUSTRALIA. 
Fruit-calyx with 5 short unequal spines; leaves narrow- 
linear or semiterete glabrous ; seed erect ... 
Fruit-calyx with 3 or 4 unequal spines ; leaves semiter- 
ete glabrous ; seed erect or slightly oblique 
Fruit-calyx with 3, rarely 4, unequal spines, the small- 
est spine reduced to a tubercle ; leaves linear semi- 
terete glabrous ; seed obliquely erect 
Babbagia. 
Fruit-calyx deeply and widely excavated at the base, 
tubular part depressed-globular ; winged appen- 
dages 2, semicircular or renate ee : a 
Fruit-calyx narrowly excavated, turgid above the tubu- 
lar base; winged appendages 2, obliquely rounded 
or broad-cuneate, unequally developed 
Fruit-calyx slightly excavated, tubular part cylindrical; 
winged appendages 5, deltoid, slightly toothed 
Salicornia. 
1. Spikes usually short ; calyx-lobes usually nar- 
row. Shrubby. 
Spikes thick, with acute bracts ; rudimentary leaves 
opposite triangular; flowers three together, the 
middle pistillate, each of the two lateral ones with 
1 stamen only. Tall, very robust ... 
Spikes slender, with blunt bracts ; leaves inconspicu- 
ous; flowers 3 together, all bisexual. A low in- 
tricately branched shrub 
u. Spikes cylindrical, often elongated ; calyx- 
lobes dilated at the end. Leaves aborted. 
Flowers in fives or sevens, mostly bisexual, 2 stamens 
to each. Spikes elongated with blunt bracts. 
Herb es Ses oe 
Flowers in threes, unisexual. A slender diffuse shrub 
Flowers in threes, all bisexual, 1 stamen to each. A 
somewhat tall much branched shrub 
Salsola. 
Rigid glabrous herb, branches spreading ; flowers soli- 
tary, sessile, axillary ... 1k 
Suaeda. 
Glabrous herb with a woody base; flowers axillary, 2 
or 3 together ve a aud mie 
echinopsila 
divaricata 
bicuspis 
dipterocarpa 
acroptera 
pentaptera 
robusta 
arbuscula 
australis 
tenuis 
leiostachya 
Kali 
maritima 
