Gossypium herbaceum L.

Malvaceae


Morphology

H, 40 -100cm

Ecology

mediterranean

Chorology

Central Asian

Xylem

Indistinct rings, vessels solitary and in short radial multiples, , simple perforations, round intervessel pits, intervessel pits alternate, vessel diameter 50-130 ┬Ám, parenchyma scanty paratracheal, ray width 3-6 cells, with sheet cells, homocellular with square and upright cells, rarely heterogeneous with a few prostrate and many marginal square and upright cells,with prismatic crystals

Xylem-Code

See annex

Phloem

Sclereids in tangentially arranged rectangualr groups, with ray dilatations, with many crystal druses in rays, with mucilage ducts surrounded by excretion cells.

Explanations

For explanations please see the Feature Characteristics.

Cross section
  
Tangential section
 
Radial section
 
Bark
  

© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010