Rheum species

Rheum species- California, USA
Polygonaceae Fortnight: Rheum sp for ID from Tahoe lake area from California-GSMAY64 : 4 posts by 3 authors. Attachments (3)....
Rheum species- Gaganeer, Sonamarg, Basmai
Identification of Plant at Gaganeer Sonamarg Basmai- WW1 170715 : 4 posts by 3 authors. No image seen now. Pic...
Rheum species?- Kashmir, J & K
Identification required. Location kashmir india: 1 high resolution image. I think it is difficult to identify in vegetative stages. It...