Bateson has shown this to be the case for the sweet-pea (Lathyrus odoratus), var.
Lathyrus odoratus (Sweet Pea): hardy; there are two races, dwarf and tall, the latter - far and away the most beautiful - requires support; various colours; numerous immensely popular forms. Lavatera trimestris: hardy, 3 ft., pale-rose, showy malvaceous flowers.
California to Nootka Sound, and is rather taller in growth than R. odoratus, the flowers pure white.
Rubus Odoratus - With large-lobed leaves, and from June till August large clusters of rich purple flowers.
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