repeated crossing a cause of variation, ii. [267]-[268];
number of pollen-grains necessary for fertilization, ii. [363].
"Krauseschwein," i. 67.
Krohn, on the double reproduction of Medusæ, ii. [384].
"Kropf-Tauben," i. 137.
Labat, on the tusks of feral bears in the West Indies, i. 77;
on French wheat grown in the West Indies, ii. [307];
on the culture of the vine in the West Indies, ii. [308].
Laburnum, Adam's, see Cytisus Adami;
oak-leaved, reversion of, i. 382;