Iva hayesiana A.Gray

San diego povertyweed (en)

Species

Angiosperms > Asterales > Asteraceae > Iva

Characteristics

Perennials or subshrubs, 10–100 cm. Stems sprawling to erect (usually woody at bases). Leaves: petioles 0–3(–10) mm; blades lance-elliptic to oblanceolate, 2–5(–10) cm × 5–10(–18) mm, margins usually entire, rarely toothed, faces sparsely strigose to scabrellous, gland-dotted. Heads in ± racemiform arrays. Peduncles 2–3+ mm. Involucres ± hemispheric, 2.5–3.5 mm. Phyllaries: outer 5 distinct, ± herbaceous. Paleae linear to cuneiform, 1.5–2.5 mm. Pistillate florets 5; corollas 0.5–1 mm. Functionally staminate florets 5–12(–20); corollas 1.5–2.5 mm. Cypselae 2–2.5 mm.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.1 - 1.0
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) 8-12

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

Leaf

Iva hayesiana leaf picture by Liz Pucket (cc-by-sa)

Flower

Iva hayesiana flower picture by Liz Pucket (cc-by-sa)
Iva hayesiana flower picture by Liz Pucket (cc-by-sa)

Distribution

Iva hayesiana world distribution map, present in Mexico and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:226350-1
WFO ID wfo-0000121838
COL ID 3QF3L
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Iva hayesiana