Triticum spelta, i. 319.

Triticum turgidum, i. 319.

Triticum vulgare, wild in Asia, i. 312.

Triton, breeding in the branchiferous stage, ii. [384].

"Trommel-Taube," i. 154.

"Tronfo" pigeon, i. 144.

Tropæolum, ii. [38].

Tropæolum minus and majus, reversion in hybrids of, i. 392.

Troubetzkoy, Prince, experiments with pear-trees at Moscow, ii. [307].

Trousseau, Prof., pathological resemblance of twins, ii. [252].