Electronic Flora of South Australia Family Fact Sheet
Phylum Magnoliophyta – Subphylum Seagrasses
Plants mostly herbaceous, without normal secondary growth; vascular bundles'of the stem without cambium, scattered or in 2 or more rings. Roots all adventitious. Leaves usually with parallel venation. Floral parts usually in sets of 3; perianth frequently -of 2 whorls of 3 parts each (but in some orders much modified); embryo with one cotyledon.
References: The Marine Benthic Flora of Southern Australia Part I
Womersley, H.B.S. (31 May, 1984)
The Marine Benthic Flora of Southern Australia
©Board of the Botanic Gardens and State Herbarium, Government of South Australia
State Herbarium of South Australia