|First Collector||G. Rink|
|Habitat||Havasu Natl. Wildlife Refuge, Topock Marsh|
Cross-section round. Outline smooth. Culm center filled. Recognizable epidermis cells. Continuous peripheral sclerenchymatic belt. Large vascular bundles in one row. Small bundles integrated in the sclerenchymatic belt. Sclerenchymatic sheath around vascu
Outline smooth. Upper epidermis cells in one row. Vascular bundles centered between the upper and lower side of the leaf. Girders extending from the vascular bundle to both sides of the leaf.