340 
DR. MAXWELL T. MASTERS—A GENERAL 
Cupressus thurifera, Lindley in Bot. Reg. (1889), App. 
p. 64; Benth. Plant. Hartweg, p. 57, haud H. B. et K. 
? C. cornuta, Carriére in Revue Horticole, 1866, f. 32. 
Jeffrey 1481! 
Var. ARIZONICA ; foliis insigniter glaucis ; strobilis globosis 
magnitudine cerasi magni, squamis irregulariter 4-5-angu- 
latis planiusculis versus apicem parum umbonatis. 
In montibus Arizonz, San Francisco dictis, Greene!; in 
mont. Santa Catalina, Parry et Palmer 848 partly!; Sierra 
Madre, Lemmon 12931; Santa Rita, Pringle! ; mont. Chirri- 
eahua, Lemmon! 
Fig. 14. 
€. Benthami, var. arizonica.—Foliage and section magnified, cones real size. 
Cupressus arizonica, Greene in Bulletin of the Torrey 
Botanical Club, vol. ix. May 1882, p. 64; Rusby in Bull. 
Torrey Bot. Club, ix. 79; Sereno Watson in Proc. Amer. 
Acad. Sci. xviii. 1883, p. 157; C. S. Sargent, Tenth Census 
Report, 1884, p. 180, excl. syn.; Lemmon, Third Report of 
the Californian State Board of Forestry, 1890, p. 180; Mast. 
in Gard. Chron. ser. III. x. (1891), Sept. 26, p. 864. 
Var. KNIGHTIANA. 
C. Knightiana, Knight $ Perry, Gordon Pinetum, 1858, 
p. 61; Hansen in Journ. R. Hort. Soc. vol. xiv. (1892), 
p. 284. C. elegans, hort. 
“ The origin of the species is unknown," Knight d Perry, 
l.c. Mexico, Bourgeau, 3258! 
Specimina culta ex hort. Glasnevin pluribusque aliis 
observavi. 
An species distincta ? habitu formosa nisi in hortis vix 
