Monocots - Database of anatomical images

0157-0160 Schoenus nigricans

First Collector	NA
Collection Date	2016-05-22
Country	Switzerland
Province	Argovia
Latitude	NA
Longitude	NA
Altitude	430
Habitat	Perennial. Wet meadow, hill zone.

Anatomical description of culm

Culm-diameter 1-2 mm, wall large, radius of culm in relation to wall thickness approximately 1: 0.5. Outline circular with a smooth surface. Culm-center hollow and surrounded by many large thin-walled, not lignified cells. Center with net-like aerenchyma

Anatomical description of rhyzom

Rhizome diameter 5-10 mm, Rhizome center full, containing unlignified cells. Without cortex/central cylinder separation. Endodermis absent. Endodermis indistinct. Cells in the cortex round. Vascular bundles in central cylinde dispersed arranged. Vascular