
First Collector | M. Licher |
Collection Date | 2009-07-08 |
Country | USA |
Province | Arizona |
Latitude | 35.325916999999997 |
Longitude | -111.687027999999998 |
Altitude | 3280 |
Habitat | San Francisco Mts. Inner Basin |
Cross-section round. Outline smooth. Culm center filled. Recognizable epidermis cells. Peripheral sclerenchymatic stabilisation structure (girders) rectangular. Large vascular bundles in one row. Sclerenchymatic sheath around vascular bundles with ≥4 cel
Outline wavy. Upper epidermis cells in one row. Epdermis lignified. Vascular bundles centered between the upper and lower side of the leaf. Girders extending from the vascular bundle to the lower side of the leaf.