Typhonium alismifolium F.Muell.

Species

Angiosperms > Alismatales > Araceae > Typhonium

Characteristics

Cormous to rhizomatous herb; corm subglobose, to c. 5 cm diam. or rhizome tuberous, creeping, c. 2–3 cm diam. Leaves several together; petiole c. 20–40 cm long, sheathing in lower 1/4–3/4; blades variable in size and shape, oblong-elliptic with base obtuse, to hastate to deeply trifid with linear lobes; anterior lobe c. 10–35 cm long; posterior lobes ±lacking to c. 6 cm long, distinctly shorter than anterior lobe. Inflorescence: spathe to c. 25 cm long, constricted c. 4 cm from base; limb narrowly to broadly ovate, spreading, then gradually tapering and acuminate, brownish purple; spadix generally subequalling spathe, occasionally reaching only c. 1/2 way along limb; female zone 0.5–1 cm long, then a c. 0.5 cm long zone of crowded filiform neuter organs, then a naked interstice c. 2 cm long; male zone c. 2 cm long; appendix narrowly conic, to 14 cm long, usually shortly to conspicuously stipitate, with base usually obtuse (to truncate). Infructescence within persistent spathe base.
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A lily like herb. It grows 30 cm high. It loses its leaves during the year. The corm is 5 cm across. The leaves are simple and have a central lobe. The leaves are 10-25 cm long by 5-10 cm wide. The leaf stalk is 2-4 cm long. The flowers are small and in a spike in the axils of leaves. The spathe around the flower spike is purple or dark red. This is 2.5-3.5 cm long.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) 0.05
Mature height (meter) 0.3
Root system rhizome
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Nitrogen fixer -
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Environment

Little data is available on habitats through the range, though in S.A.,it is recorded growing in braids of deep heavy soil in rocky, gypseous, seasonally dry creek beds, lined with ‘Eucalyptus coolabah’ and Acacia cambagei, in gibber landscape. 
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A tropical plant. It grows in vine thickets. In tropical Queensland it grows between 200 and 500 m altitude.
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Hardiness (USDA) -

Usage

The tuber is roasted and then crushed.
Uses -
Edible rhizomes roots
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
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Distribution

Typhonium alismifolium world distribution map, present in Australia

Identifiers

LSID urn:lsid:ipni.org:names:89212-1
WFO ID wfo-0000328868
COL ID 59XZR
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Typhonium alismifolium