Mirabilis rotundifolia (Greene) Standl.

Roundleaf four o'clock (en)

Species

Angiosperms > Caryophyllales > Nyctaginaceae > Mirabilis

Characteristics

Stems erect or ascending, 2-3 dm, leafy mostly in proximal 1/2, openly forked distally, spreading-soft hirsute throughout. Leaves usually widely ascending at 60-80°, abruptly reduced below inflorescence; petiole 0-0.9 cm; blade green adaxially, glaucescent abaxially, broadly ovate, ovate-triangular, or round, 4-7 × 3-6 cm, thick, moderately coriaceous, base cordate to round or cuneate, apex obtuse to round, surfaces glabrous or soft hirsute adaxially, soft hirsute abaxially. Inflorescences primarily terminal, few branched, open; peduncle 3-6 mm, spreading-pubescent, sometimes somewhat glandular, crosswalls of hairs pale; involucres grayish green, widely bell-shaped, 4-6 mm in flower, 7-8 mm in fruit, spreading-pubescent, 40-50% connate, lobes ovate. Flowers 3 per involucre; perianth purplish pink, 0.9-1.1 cm. Fruits pale olive brown, narrowly obovoid, 4-5 mm, ± evenly puberulent with hairs 0.1 mm; ribs round, 0.3-0.5 times width of sulci, 0.5 times as wide as high, slightly rugose (more so on side); sulci slightly darker than ribs, slightly rugose.
Life form perennial
Growth form herb
Growth support -
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) -

Usage

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

Cultivation

Mode -
Germination duration (days) 7 - 21
Germination temperacture (C°) 21
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Mirabilis rotundifolia world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:604707-1
WFO ID wfo-0001086701
COL ID 43LJ9
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Mirabilis rotundifolia Oxybaphus rotundifolius