ASC00089371 Achnatherum nelsonii
| First Collector | K. Christie |
| Collection Date | 2007-07-15 |
| Country | USA |
| Province | Arizona |
| Latitude | 36.214489999999998 |
| Longitude | -111.984920000000002 |
| Altitude | 2530 |
| Habitat | Grand Cy. Natl. Park, Walhalla Plateau |
Anatomical description of culm
Cross-section round. Outline smooth. Culm center hollow. No visual difference between epidermis cells and sclerenchyma cells. Continuous peripheral sclerenchymatic belt. Large vascular bundles in one row. Small vascular bundles integrated in the sclerench
Anatomical description of leaf
Outline with rips. Upper and lower epidermis cells of equal size and shape. Epdermis lignified. Vascular bundles centered between the upper and lower side of the leaf. Vascular bundles surrounded by cells with atypical shape.