Racomitrium, 197.
Radiatæ, 571.
Radicle, 247.
Radiola, 418.
Radiolarias, 9.
Radish, 403, 404, 405.
Radula, 192.
Rafflesia, 504.
Rafflesiaceæ, 499, 504.
Raisins, 447.
Rajania, 323.
Ralfsia, 71.
Ralfsiaceæ, 71.
Ramalina, 143.
Ramenta, 209.
Ramié, 353.
Rampion, 562.
Randia, 550.
Ranunculaceæ, 278, 378.
Ranunculeæ, 383.
Ranunculus, 151, 378, 379, 380, 382, 383, 384.
Rapateaceæ, 308.
Rape, 404.
Raphanus, 400, 403.
Raphia, 301.
Raphidium, 51.
Raphiolepis, 463, 465.
Raspberry, 459, 460, 461.
A Handbook of Systematic Botany · The Wunder Library — complete classics, free to read, with narration.