Juniperus formosana Hayata

Prickly cypress (en)

Species

Gymnosperms > Cupressales > Cupressaceae > Juniperus

Characteristics

Shrubs or trees to 15 m tall; bark brown; crown usually pyramidal or cylindric; branches spreading or ascending; branchlets pendulous, 3-angled. Leaves in whorls of 3, linear-lanceolate or linear-needlelike, 1.2-2 cm × 1.2-2 mm, slightly concave adaxially, with 2 white, broad stomatal bands separated by a narrow, green midvein, green and obtusely keeled abaxially, base jointed, not decurrent, apex sharply pointed. Pollen cones axillary, globose or ellipsoid, 4-6 mm; microsporophylls 9-12, in whorls of 3, each with 4 or more pollen sacs. Seed cones axillary, light reddish brown when ripe, glaucous or not, subglobose or broadly ovoid, 6-9 × 6-8 mm, with 6 fused scales in 2 alternating whorls, often 3-seeded, with a single seed on each scale of apical whorl. Seeds ovoid-triangular, 4-5 × 3-3.5 mm, 3-or 4-ridged, base with 3 or 4 resin pits, apex pointed.
Life form annual
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality dioecy
Pollination -
Spread -
Mature width (meter) 2.5 - 4.0
Mature height (meter) 9.5 - 11.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 4-9
Soil humidity -
Soil texture -
Soil acidity 2-8
Soil nutriment -
Hardiness (USDA) 11-11

Usage

Uses afforestation
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings. Seeds needs soaking.
Mode cuttings
Germination duration (days) 30 - 180
Germination temperacture (C°) 7 - 10
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Juniperus formosana unspecified picture

Distribution

Juniperus formosana world distribution map, present in China and Taiwan, Province of China

Conservation status

Juniperus formosana threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:676820-1
WFO ID wfo-0000355485
COL ID 6NGHJ
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Juniperus formosana Juniperus formosana var. concolor

Lower taxons

Juniperus formosana var. mairei