Table 3 in Adaptive radiation of pollination mechanisms in Sparaxis (Iridaceae: Ixioideae)

Table 3. — Nectar properties of Sparaxis species that produce measurable quantities of nectar (Table 2); n/a = data not available. Nectar sugars were analyzed by B.-E. VAN WYK. SpeciesVolume µl (n)Mean% sugar (SD)FructoseGlucoseSucroseMean Sucrose Glu+Fru (n)S. auriculata0.8-1.2(2)39-42n/an/an/an/aS. bulbifera1.2-1.8(3)38.0(3.2)13-1517-1868-702.19(3)S. caryophyllacea0.8-1.6(7)26.1(2.8)n/an/an/an/aS. metelerkampiae1.4-2.2(6)28.5(3.4)1-124-2270-953.23(4)sample 21.6-3.9(4)25.8(1.9)7-204-2254-801.98(3)S. roxburghii1.3-1.8(3)29.3(1.5)n/an/an/an/aS. variegata1.2-2.4(10)28.2(1.3)n/an/an/an/aS. villosa1.1-1.5(7)24.3(2.0)n/an/an/an/a