Rudbeckia fulgida var. spathulata (Michx.) Perdue

Variety

Angiosperms > Asterales > Asteraceae > Rudbeckia > Rudbeckia fulgida

Characteristics

Stems glabrous or sparsely strigose (hairs spreading). Leaves: basal blades mostly narrowly oblanceolate, 0.5–2 cm wide, lengths to 2 times widths, bases attenuate, margins entire, serrate or dentate, faces sparsely strigose; cauline usually petiolate, rarely sessile, blades oblanceolate to broadly spatulate or pandurate, notably smaller distally, bases attenuate, margins entire or serrate, faces moderately hairy. Phyllaries spreading to reflexed, 0.5–1 × 0.2–0.5 cm, pilose abaxially, glabrous adaxially. Receptacles 10–14 mm diam.; palea margins ciliate, faces glabrous. Ray florets 10–16; laminae 15–25 mm.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

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

Usage

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

Cultivation

Mode -
Germination duration (days) 5 - 21
Germination temperacture (C°) 21
Germination luminosity light
Germination treatment stratification
Minimum temperature (C°) -35
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Rudbeckia fulgida var. spathulata world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:223731-2
WFO ID wfo-0000094676
COL ID 5R9LS
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Centrocarpha spathulata Rudbeckia gracilis Rudbeckia heliopsidis Rudbeckia spathulata Rudbeckia fulgida var. spathulata