in Mirabilis jalapa, i. 382;
in Convolvulus tricolor, i. 408.
Hornbeam, heterophyllous, i. 362.
Horned fowl, i. 229;
skull figured, i. 265.
Hornless cattle in Paraguay, i. 89.
Horns of sheep, i. 95;
correlation of, with fleece in sheep, ii. [326];
correlation of, with the skull, ii. [333];
rudimentary in young polled cattle, ii. [315];