Rubus bifrons from Tahoe, California-GS23012021-1

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Gurcharan Singh

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Jan 23, 2021, 2:30:07 AM1/23/21
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Rubus bifrons Focke
Very closely related and often interpreted to include R. armeniacus Focke, both have common name Himalayan blackberry, is distinct from R. ulmifolius Schott (Stems glaucous, terminal leaflet of new stems oblong to narrowly obovate, uniformly fine toothed) in stems not being glaucous, terminal leaflet of new stems widely elliptic to obovate, margins unevenly coarsely toothed.
Photographed from Tahoe California, 4-8-2017  



Dr. Gurcharan Singh
Retired  Associate Professor
SGTB Khalsa College, University of Delhi, Delhi-110007
Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
Mob: 9810359089
Rubus armeniacus-Tahoe-IMG_6118-Tahoe-3.jpg
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Mahadeswara

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Jan 23, 2021, 7:32:28 AM1/23/21
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Very well presented with beautiful photographs with all the details ;  and description of the plant.

Gurcharan Singh

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Jan 23, 2021, 10:24:47 PM1/23/21
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Thanks Mahadeswara ji.
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