Tolmiea menziesii Torr. & A.Gray

Piggy-back plant (en), Tolmie de Menzies (fr)

Species

Angiosperms > Saxifragales > Saxifragaceae > Tolmiea

Characteristics

It is a perennial plant. It has a well developed underground stem or rhizome. Young plants are produced on the leaves. It grows 30-50 cm high and 45-60 cm wide. The leaves are hairy and lobed and with teeth around the edge. The leaves are 10 cm across. The flowers are small slightly fragrant purplish brown. The flower stems are 30-60 cm long. Small plantlets develop from the buds.
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Basal rosettes usually well developed. Cauline leaves not or only slightly longer than wide, i.e., length-width quotient usually 0.6-1.1 (average 0.9); plantlets frequently produced. 2n = 28.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.3 - 0.5
Mature height (meter) 0.6
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It grows on the ground in conifer woodland. It needs protection from the sun. It needs cool moist soil rich in organic matter. It is frost hardy. It needs cool conditions and would only survive at higher altitudes in the tropics. It suits hardiness zones 6-9.
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Moist coniferous woods below 1800 metres, especially by streams.
Light 1-6
Soil humidity 1-6
Soil texture 1-6
Soil acidity 3-8
Soil nutriment -
Hardiness (USDA) 6-9

Usage

The sprouts are eaten raw in early spring.
Uses medicinal
Edible leaves shoots
Therapeutic use Dermatological Aid (leaf)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown by division. They can also be by removal of plantlets, and from seed.
Mode divisions seedlings
Germination duration (days) 14 - 28
Germination temperacture (C°) 20
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -17
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Tolmiea menziesii leaf picture by Monty Ritchings (cc-by-sa)
Tolmiea menziesii leaf picture by Gerard Elliott (cc-by-sa)
Tolmiea menziesii leaf picture by Gerrit Busser (cc-by-sa)

Flower

Tolmiea menziesii flower picture by Gerard Elliott (cc-by-sa)

Distribution

Tolmiea menziesii world distribution map, present in Canada, Colombia, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:794907-1
WFO ID wfo-0000459078
COL ID 7CFGT
BDTFX ID 82407
INPN ID 611618
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Tiarella mensiesii Leptaxis menziesii Heuchera menziesii Tolmiea menziesii f. gemmifera Tolmiea menziesii