Torreya californica Torr.

California torreya (en), Muscadier de californie (fr), Torreya de Californie (fr)

Species

Gymnosperms > Cupressales > Taxaceae > Torreya

Characteristics

A pointed cone shaped tree. It grows up to 20-30 m high. The bark is grey-brown with vertical ridges. The leaves are long and narrow. They are 6 cm long. They are flattened and have long sharp points. They are shiny green on top. The flowers are of one sex. The female flowers form a single ovule with a scaly base. The kernel is contained in a fleshy purple fruit. The fruit is green at first but turns purple later. The fruit is about 4 cm long.
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Trees to 20(--25) m; trunk to 9(--12) dm diam.; crown conic or, in age, round-topped. Branches spreading to slightly drooping; 2-year-old branches reddish brown. Leaves 3--8 cm, abaxial side with 2 deeply impressed, glaucous bands of stomates, flattened on adaxial side, emitting pungent odor when crushed. Pollen cones whitish. Seed (including aril) 2.5--3.5 cm; aril light green streaked with purple. 2 n = 16.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality dioecy
Pollination anemogamy
Spread -
Mature width (meter) 8.0
Mature height (meter) 15.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a Mediterranean climate plant. It grows naturally in California in the United States. It grows in valley bottoms at 900-2,000 m altitude. It can grow in on chalky soils. It likes plenty of moisture. It can grow in shade. Young plants cannot stand frost. Mature plants can only tolerate slight frost. It suits hardiness zones 7-10.
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Rare and local along mountain streams, protected slopes, creek bottoms, and moist canyons of the Coastal Range and Sierra Nevada; at elevations from sea level to 2,000 metres.
Light 1-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 1-9
Soil nutriment -
Hardiness (USDA) 7-9

Usage

The kernel of the nut is eaten roasted. The nut also yields an edible oil.
Uses environmental use fiber food food additive material medicinal oil wood
Edible fruits nuts seeds
Therapeutic use Tuberculosis Remedy (tuber), Analgesic (unspecified), Diaphoretic (unspecified), Febrifuge (unspecified), Gastrointestinal Aid (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seed. They can be grown from soft wood cuttings but these are slow to strike. Plants can also be grafted.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Torreya californica unspecified picture

Distribution

Torreya californica world distribution map, present in United States of America

Conservation status

Torreya californica threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:263993-1
WFO ID wfo-0000409017
COL ID 57GND
BDTFX ID 80759
INPN ID 611614
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Torreya myristica Torreya californica Caryotaxus myristica Foetataxus myristica Tumion californicum Tumion californicum var. littoralis