MONOCOTYLEDONS Order I. Pandanales-(Marsh herbs or shrubs or trees with large narrow leaves and compound heads or spikes of flowers. Seeds rich in endosperm.) Typhaceae, Pandanaceae, Sparga niaceae.
Order 6. Synanthae-(Of ten palm-like or climbers or large herbs with male and female flowers arranged alternately over the surface of a spike.) Cyclanthaceae.
Order 8. or sometimes grass-like in habit, flowers cyclic, hermaphrodite or unisexual, androecium often reduced, ovary usually orthotropous, endosperm mealy.) Bronzeliaceae, Commelinaceae, Pontederiaceae.
Order 9. Liliiflorae-(Usually herbs, often with bulb, corm or rhizome, perianth petaloid or glume-like; ovary trilocular superior or inferior; fruit a capsule or berry; ovule anatropous; endosperm fleshy or oily.) Juncaceae, Liliaceae, Amaryllidaceae, Dioscoreaceae, Iridaceae.
Order io. Scitamineae-(Tropical, large, perennial herbs often with sheathing leaves ; flowers hermaphrodite and irregular, androecium often reduced ; ovary inferior usually trilocular ; fruit, a berry or capsule with numerous seeds with much peri sperm, little or no endosperm.) Musaceae, Zingiberaceae, Can naceae.
Order 11. Microspermae-(Flowers of a pentacyclic trimer ous type but often with great reduction in the stamens; ovary inferior; fruit, a capsule with numerous minute seeds containing a very small undifferentiated embryo.) Orchidaceae, Burnan niaceae.