Cupressus macnabiana

A. Murray bis

Edinburgh New Philos. J. ser. 2, 1: 293, plate 11. 1855.

Common names: MacNab cypress
IllustratedEndemic
Treatment appears in FNA Volume 2.

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.

... more about "Cupressus macnabiana"
James E. Eckenwalder +
A. Murray bis +
long-lived +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
inconspicuous +  and undifferentiated +
MacNab cypress +
gray +  and brown +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
conical +
300–850 m +
Chaparral and foothill woodland, often on serpentine +
decurrent +  and scale-like +
petioled +, sessile +, twisted +  and simple +
divergent +  and opposite +
persisting +
3 (?) +  and 5 (?) +
rhomboid +  and scale-like +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
spheric;oblong +
Edinburgh New Philos. J. +
fibrous;woody +
peltate +  and complex +
cuneate +  and oblong +
fleshy +  and woody +
overlapping +
persistent +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
1 +  and 2 +
5 +  and 20 +
faceted +  and lenticular +
Illustrated +  and Endemic +
Cupressus macnabiana +
Cupressus +
species +
flattened +, angled +  and terete +
tree +  and shrubby +
asymmetric +  and symmetric +
many +, 1 +  and 2 +