Helichrysum moeserianum Thell.

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Annual herb mostly 100-300 mm tall, stems erect, solitary or branched from the base, simple or sparingly branched above, greyish-white woolly, distantly leafy. Leaves mostly 15-30(-60) x 3-5(-13) mm, diminishing slightly upwards, oblong-spathulate becoming linear upwards, apex obtuse to acute, mucronate, base half-clasping, both surfaces greyish-white woolly. Heads homogamous or heterogamous, campanulate, 3-4 x 2-3 mm, many in terminal corymbose clusters, these often in corymbose panicles. Involucral bracts in ±5 series, graded, loosely imbricate, outer woolly on the backs, tips subacute or obtuse, inner about equalling or exceeding the flowers, tips opaque canary-yellow, minutely radiating, obtuse, well crisped or only slightly so. Receptacle scarcely honeycombed. Flowers 12-30, (0-)3-6 female, 12-27 homogamous. Achenes 0.75 mm long, obscurely ribbed, with myxogenic duplex hairs or very rarely glabrous. Pappus bristles many, about equalling corolla, tips barbellate, bases not cohering.
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Erect annual, up to 300 mm tall, branching from base. Leaves oblanceolate, mostly 15-40 x 3-10 mm, greyish white-woolly. Flowerheads in terminal corymbs, discoid or disciform, campanulate, 3-4 mm long, bracts ± 5-seriate, obtuse, tips minutely spreading, bright canary yellow, outer woolly below, florets 12-30.
Grey-woolly to cobwebby annual to 30 cm, branching from base. Leaves oblanceolate, woolly. Flower heads discoid or disciform, many in terminal corymbs, campanulate, yellow, 3-4 x 2-3 mm, bracts spreading above, florets 12-30, ovary papillate-hairy, sometimes glabrous.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 0.3
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 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-11

Usage

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

Cultivation

Mode -
Germination duration (days) 7 - 10
Germination temperacture (C°) 18 - 23
Germination luminosity light
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Helichrysum moeserianum unspecified picture

Distribution

Helichrysum moeserianum world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:213052-1
WFO ID wfo-0000134369
COL ID 3K6YS
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum moeserianum