Helichrysum stuhlmannii O.Hoffm.

Species

Angiosperms > Asterales > Asteraceae > Helichrysum

Characteristics

Shrub 0.5–2 m high; densely branched, the branches grey-tomentose, glabrescent, distally densely leafy.. Leaves grey-green, sessile, linear to narrowly lanceolate, 2–7 cm long, 0.3–0.9 cm wide, base half-amplexicaul, margins revolute, apex acute and mucronate, sparsely arachnoid-tomentellous and glandular above, densely white-tomentose beneath.. Capitula 15–30 mm long (at anthesis; buds smaller), heterogamous, 3–12 together in terminal corymbs; stalks of individual capitula very short but may seem long with small leaves/bracts; phyllaries silvery white and shiny, the outermost pale straw-coloured and sometimes tinged pink in bud, multiseriate, ovate grading through elliptical to spatulate, 5–24 mm long, acute, the stereome pilose in the outer ones, becoming glandular in the inner ones; receptacle honeycombed.. Florets yellow; female florets few (10–30), tube filiform, 2–2.4 mm long, lobes 0.4–0.5 mm long, style 2.8–3 mm long; inner florets many (100–300), tube narrowly infundibuliform, 2.8–3 mm long, lobes 0.6–0.7 mm long and sparsely glandular, anthers 1.4–1.5 mm long, style 3.9–4.3 mm long.. Achenes ellipsoid, 0.7–1.4 mm long, glabrous or sparsely pilose; pappus white, 3.2–4.1 mm long, the bristles subplumose distally.
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Sexuality hermaphrodite
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Mature height (meter) 0.5 - 2.0
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Usage

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Cultivation

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Germination duration (days) 7 - 10
Germination temperacture (C°) 18 - 23
Germination luminosity light
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Distribution

Helichrysum stuhlmannii world distribution map, present in Uganda

Conservation status

Helichrysum stuhlmannii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:213391-1
WFO ID wfo-0000016030
COL ID 3K7BK
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Helichrysum ducis-aprutii Helichrysum stuhlmannii Helichrysum stuhlmannii var. stuhlmannii Helichrysum stuhlmannii var. rigidum Helichrysum stuhlmannii var. ducis-aprutii Helichrysum stuhlmannii var. latifolium