
First Collector | E.H. Antenreith |
Collection Date | 1992-03-20 |
Country | USA |
Province | Arizona |
Latitude | 32.202359999999999 |
Longitude | -112.930400000000006 |
Altitude | 502 |
Habitat | Cabeza Prieta Natl. Wildlife Refuge |
Cross-section triangular. Outline wavy. Culm center hollow. Recognizable epidermis cells. Peripheral sclerenchymatic stabilisation structure (girders) conic. Vascular bundles integrated in peripheral stabilisation structure (girders). Sclerenchymatic shea
Outline wavy. Upper epidermis cells in one row. Girders extending from the vascular bundle to both sides of the leaf.