Mentzelia albicaulis (Douglas) Douglas ex Torr. & A.Gray

Whitestem blazingstar (en)

Species

Angiosperms > Cornales > Loasaceae > Mentzelia

Characteristics

Plants wandlike or candelabra-form, (2–)10–40(–50) cm. Basal leaves persisting; petiole present or absent; blade linear-lanceolate to linear, margins deeply to shallowly lobed. Cauline leaves: petiole absent; blade ovate-lanceolate to linear, to 15 cm, margins deeply to shallowly lobed or entire. Bracts green, ovate to linear, 3.7–8.6 × 0.8–3.9 mm, width 1/6–2/3 length, not concealing capsule, margins 3-lobed or entire, lateral lobes never prominent. Flowers: sepals 1–5 mm; petals orange proximally, yellow distally, 3–7(–8) mm, apex usually acute, rarely retuse; stamens 20+, 3–5 mm, filaments monomorphic, filiform, unlobed; styles 2–5 mm. Capsules clavate, 8–28(–35) × 1.5–3.5 mm, longest capsules usually 15+ mm, axillary curved to 180° at maturity, usually inconspicuously longitudinally ribbed. Seeds 10–30, in 2+ rows distal to mid fruit, dark brown or tan, moderately to densely dark-mottled, usually irregularly polygonal, occasionally triangular prisms proximal to mid fruit, surface tuberculate under 10× magnification; recurved flap over hilum absent; seed coat cell outer periclinal wall domed, domes on seed edges more than 1/2 as tall as wide at maturity. 2n = 54, 72.
Life form annual
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Dry, especially sandy soils, in desert valleys and foothills. Sand dunes, gravel fans, washes, desert scrub, sagebrush or antelope bitterbrush scrub, open ponderosa pine woodlands, pinyon/juniper woodlands; at elevations up to 2,300 metres.
Light 7-9
Soil humidity 1-6
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 4-11

Usage

Uses food medicinal smoking
Edible seeds
Therapeutic use Snake Bite Remedy (leaf), Burn Dressing (seed), Toothache (seed), Toothache (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) 5 - 21
Germination temperacture (C°) 12 - 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Mentzelia albicaulis unspecified picture

Distribution

Mentzelia albicaulis world distribution map, present in Canada, Mexico, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:157382-2
WFO ID wfo-0001278598
COL ID 3ZSGR
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Acrolasia parviflora Acrolasia tenerrima Acrolasia tweedyi Mentzelia mojavensis Mentzelia parviflora Mentzelia albicaulis Mentzelia ctenophora Mentzelia tenerrima Mentzelia tweedyi Acrolasia ctenophora Acrolasia gracilis Mentzelia albicaulis var. gracilis Mentzelia albicaulis var. ctenophora Mentzelia albicaulis var. tenerrima Mentzelia albicaulis var. spectabilis