Boykinia intermedia G.N.Jones

Sierra brookfoam (en)

Species

Angiosperms > Saxifragales > Saxifragaceae > Boykinia

Characteristics

Plants stoloniferous; rhizomes proliferating above ground. Flowering stems 25-70 cm. Basal leaves: petiole 3-15 cm; blade reniform, 3-7-lobed to 1/2-3/4 its length, (3-)5-11 × (5-)8-14 cm, margins 2-3-times dentate. Cauline leaves: stipules (2-)4-9 mm, usually foliaceous, smaller ones fringed with brown hairs. Inflorescences ± pyramidal, (5-)9-13-flowered per primary branch. Pedicels densely stipitate-glandular. Flowers: hypanthium campanulate to turbinate, free portion 0.8-1.3 mm, densely stipitate-glandular; sepals erect, lanceolate, (1.5-)2-3 mm, apex acute; petals spatulate to ovate, 3-7 × 1-3 mm, base tapered to claw, margins plane; nectary greenish yellow; stamens 1.3-1.8 mm; ovary subinferior. Capsules ovoid, turbinate, or urceolate. Seeds usually black, tuberculate. 2n = 28.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.25 - 0.7
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-6
Soil humidity 5-7
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Boykinia intermedia world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:35788-2
WFO ID wfo-0000570160
COL ID MS7L
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Boykinia intermedia Therofon intermedium Boykinia major var. intermedia Therofon major subsp. intermedium