Crossword-Solution: CORYLUS 7 letters, 1 clue 🏆 scrabble score: 12

Lastly, walnut-trees, which are properly monoicous, sometimes entirely fail to produce male flowers.[133] _Nuts (Corylus avellana)._—Most botanists rank all the varieties under the same species, the common wild nut.[134] The husk, or involucre, differs greatly, being extremely short in Barr’s Spanish, and extremely long in filberts, in which it is contracted so as to prevent the nut falling out.

Corylus avellana (Corylaceae).—The epicotyl breaks through the ground in an arched form; but in the specimen which was first examined, the apex had become decayed, and the epicotyl grew to some distance through the soil, in a tortuous, almost horizontal direction, like a root.

With Corylus avellena the cotyledons are hypogean, and the epicotyl is arched; but in the particular case described in the last chapter its apex had been injured, and it grew laterally through the soil like a root; and in consequence of this it had emitted two secondary shoots, which likewise broke through the ground as arches.

The straightening process consists of a modified form of circumnutation, for the lines described during this process (as with the hypocotyl of Brassica, and the epicotyls of Vicia and Corylus) were often plainly zigzag and sometimes looped.

The red hue is far more common in leaves, as seen among herbs, in cultivated varieties of _Coleus_ and in the brown leaved form of the ordinary white clover, among trees and shrubs in the hazelnut (_Corylus_), the beech (_Fagus_), the birch (_Betula_), the barberry (_Berberis_) and many others.