Mentzelia sivinskii J.J.Schenk & L.Hufford

Species

Angiosperms > Cornales > Loasaceae > Mentzelia

Characteristics

Plants biennial, bushlike or candelabra-form. Stems solitary, erect, straight; branches distal or along entire stem, distal or proximal longest, antrorse, straight; hairy. Leaves: blade 32.8–112.2 × 2.9–11.4 mm, widest intersinus distance 1–2.9 mm; proximal oblanceolate to elliptic, margins pinnate, lobes 18–24, perpendicular to leaf axis, 0.8–4 mm; distal elliptic to lanceolate, base not clasping, margins pinnate, lobes 6–16, perpendicular to leaf axis, 1–5.1 mm; abaxial surface with simple grappling-hook, complex grappling-hook, and needlelike trichomes, adaxial surface with needlelike and occasionally simple grappling-hook trichomes. Bracts: margins entire. Flowers: petals light to golden yellow, 9–14.7 × 3.1–6.4 mm, apex rounded, glabrous abaxially; stamens light to golden yellow, 5 outermost petaloid, filaments narrowly spatulate, slightly clawed, 6.3–11.5 × 2.4–4.9 mm, with anthers, second whorl with anthers; anthers straight after dehiscence, epidermis smooth; styles 4.6–9.9 mm. Capsules cup-shaped, 8.2–12.7 × 5.1–7.7 mm, base tapering to rounded, not longitudinally ridged. Seeds: coat anticlinal cell walls sinuous, papillae 12–21 per cell. 2n = 18.
Life form biennial
Growth form -
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Foliage retention evergreen
Sexuality hermaphrodite
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Flower color
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Environment

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Usage

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Edible -
Therapeutic use -
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Cultivation

Mode -
Germination duration (days) 5 - 21
Germination temperacture (C°) 12 - 15
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Distribution

Mentzelia sivinskii world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:77111904-1
WFO ID wfo-0000749806
COL ID 3ZSM5
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Mentzelia sivinskii