854 DR. MAXWELL T. MASTERS—A GENERAL 
Species haud difficile recognescenda et in libris bene descripta. 
Quoad habitum, foliorumque colorem miro modo variat. Cupressus 
Lawsoniana erecta viridis, hort. (vid. fig. 5, p. 320), est forma fasti- 
giata folis insigniter viridibus. Ramificationis modo diverse 
sunt forme quibus nomina sequentia propria in hortis sunt 
tributa,—erecta, pyramidalis, monumentalis, robusta, pendula, 
Fig. 28. 
X:50 ew s. 
Cupressus Lawsoniana.—Y oung cone, scales, and seeds. 
filiformis, intertexta, gracilis, laxa, crispa, tortuosa, compacta, 
minima, nana, prostrata, aliæque. Colore foliorum distinguendæ 
formæ sequentes glauca, aurea, lutea, lutescens, argentea, nivea, 
versicolor, argenteo-variegata. . 
Forme hee ce juventute proprie definite, tamen in adolescentia 
sepe diffugiunt et in arbore maturá, Fig. 29. 
inconspicue evadunt. 
A cross section of a lateral leaf shows 
a cordate ovate subobtuse outline. 
The outer epiderm is thickly cuticu- 
larized, the hypoderm discontinuous C, Zawsoniana, leaf-section. 
in a single layer, the palissade-cells Young? variety. 
imperfect, and the parenchy ma traversed by a resin-eanal. 
