WorldFloraDB - Romneya

Characteristics

Subshrubs or shrubs, large, glaucous, from creeping rhizomes; sap clear. Stems herbaceous above base, branching, leafy, sparsely pilose or glabrate. Leaves alternate, petiolate; blade gray-green, 1-2× pinnately deeply lobed; primary lobes 3-5, lanceolate or ovate. Inflorescences terminal, 1-flowered; bracts present. Flowers: sepals 3, distinct; petals 6, white, obovate, crinkled; stamens many; anthers yellow; pistil 7-12-carpellate; ovary oblong to ovoid, 1-locular or incompletely to completely multilocular by placental intrusion; style absent; stigmas 7-12, flattened, coherent proximally, radiate-ascending, velvety. Fruits capsular, oblong to ovoid, bristly, dehiscing from apex. Seeds many, ovoid, 1.3-1.5 mm, aril absent. x = 19.

More

Perennial sub-shrubs branching from base, rhizomatous, glaucescent; sap colourless. Stems herbaceous above the base, leafy. Leaves alternate, petiolate; lamina pinnately or bipinnately lobed or divided, entire. Inflorescences terminal, bracteate, 1-flowered. Flowers delicately fragrant, without hypanthium. Sepals 3, distinct. Petals 6. Anthers yellow. Ovary 1-locular; style absent; stigmas 7–12, flat, proximally coherent and radiate-ascending, not on a disc, velvety. Capsule erect, oblong to ovoid, 7–12-valved, incompletely to fully multilocular by placental intrusion, dehiscing from the apex to about the middle, setose. Seeds many; aril absent.

Life form	perennial
Growth form
Growth support	-
Foliage retention	deciduous
Sexuality	hermaphrodite
Pollination	-
Spread	-
Mature width (meter)	-
Mature height (meter)	-
Root system	rhizome
Rooting depth (meter)	-
Root diameter (meter)	-
Flower color
Blooming months	-
Fruit color	-
Fruiting months	-
Nitrogen fixer	-
Photosynthetic pathway	-

Environment

Light	-
Soil humidity	-
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Soil acidity	-
Soil nutriment	-
Hardiness (USDA)	-

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	-

Images

Distribution

Identifiers

LSID	urn:lsid:ipni.org:names:31715-1
WFO ID	wfo-4000033443
COL ID	643TD
BDTFX ID	-
INPN ID	-
Wikipedia (EN)	Link
Wikipedia (FR)

Synonyms

Romneya

Lower taxons

Romneya trichocalyx Romneya coulteri

WorldFloraDB 2024

Romneya Harv.

Matilija poppy (en)

Genus

Angiosperms > Ranunculales > Papaveraceae