|First Collector||D. Demaree|
Cross-section round. Outline smooth. Culm center hollow. Recognizable epidermis cells. Continuous peripheral sclerenchymatic belt. Large vascular bundles in 2-3 rows. Small vascular bundles integrated in the sclerenchymatic belt. Solitary large vascular b
Outline with rips. Upper epidermis cells in one row. Epidermis with hairs. Vascular bundles surrounded by cells with atypical shape. Girders extending from the vascular bundle to the lower side of the leaf.