Cupressus dupreziana A. Camus var. dupreziana
Tree: evergreen; erect; 20 m maximum
height; monoecious. Trunk: 3 m maximum diameter. Bark: grey, red,
or brown; furrowed. Crown: dense; columnar to narrowly or widely conical
(pyramidal). Branches: horizontal, or drooping. Ultimate branchlets: 0.7–1.5 mm wide; 4–11 mm long; arranged in
one plane; flattened in cross-section; without white or glaucous marking.
Leaves: only adult leaves on adult plants;
scaly. Scale leaves: 1–2 mm long; 0.7–1 mm wide; arranged oppositely; bright
– dark green, or green with coating (somewhat bluish); apically spreading, or
closely appressed; only one type of leaves (no
differentiation in lateral and facial leaves = monomorphic), or two types of
leaves (differentiation in lateral and facial leaves = dimorphic); tip blunt; with,
or without white resin; with conspicuous glands;; dorsal side rounded; tip
curved outwards. Lateral leaves: 1–2.5 mm long; facial and lateral
leaves more or less equal in length; not visibly adjoined (facial leaves are
overlapping). Facial leaves: 1–2 mm long.
Male cones: 3–7 mm long; 2.5–3.5 mm
wide; solitary; 18–24 male cone scales; 9–12 male cone scale whorls; oblong;
yellow or bright brown. Male cone scales: arranged oppositely; 2–6
pollen sacs per male cone scale.
Female cones: 12–24 mm long; 10–24 mm
wide; 10–12 cone scales; depressed-globose, 2-lobed, globose, or ovoid;
cone-like (open after maturity); woody; not disintegrating after maturity;
dark; young cones greenish, or reddish. Female cone scales: arranged
oppositely; inserted on different levels in mature cones; without several small
additional cone scales on the female cone; tip blunt; with small dorsal umbo; umbo
more or less in the centre. Columella: absent.
Seeds: 4–6 mm long; 3–6 mm wide; 40–120 seeds
per cone; red, or bright – middle brown; 6–20 seeds per female cone scale; flattened;
tubercled, or not tubercled;
without conspicuous hilum. Seed wings: 1–2 mm wide; 2 (almost) equal
wings.
Supplement: maturity in the second
year; 2 cotyledones; 22 chromosomes (2n). Cultivation:
cultivated in