Cupressus macnabiana
Edinburgh New Philos. J. ser. 2, 1: 293, plate 11. 1855.
Common names: MacNab cypress
Treatment appears in FNA Volume 2.
Revision as of 18:55, 24 September 2019 by FNA>Volume Importer
Shrubby trees to 12 m; crown broadly conical, dense. Bark rough, furrowed, fibrous. Branchlets comblike, 0.5–1 mm diam. Leaves with conspicuous, pitlike, abaxial gland that produces drop of resin, sometimes glaucous. Pollen cones 2–3 × 2 mm; pollen sacs 3–5. Seed cones globose, mostly 1.5–2.5 cm, brown or gray, not glaucous; scales 3–4 pairs, smooth except for erect conic umbos, 2–4 mm. Seeds 2–5 mm, light to medium brown, sometimes slightly glaucous.
Habitat: Chaparral and foothill woodland, often on serpentine
Elevation: 300–850 m
Discussion
In the inner north Coast Ranges Cupressus macnabiana and C. sargentii produce the only known natural hybrids in Cupressus (L. Lawrence et al. 1975).
Selected References
None.
Lower Taxa
None.