Значения термина Quercus robur на английском

Those of Quercus robur and Zea mays were highly sensitive to contact, as were the radicles of the latter to caustic.

Our British oak ( Quercus robur) has twenty-eight varieties; Quercus Lusitanica has eleven; Quercus calliprinos has ten; and Quercus coccifera eight.

Thus Quercus robur has twenty-eight varieties, all of which, excepting six, are clustered round three sub-species, namely Q. pedunculata, sessiliflora and pubescens.

Quercus robur: tracks left on inclined smoked glass-plates by tips of radicles in growing downwards.

Quercus robur: radicle with square of card attached to one side of apex, causing it to become hooked.