Status:
valid
Authors:
(C.Presl) Kük. ex Benl
Source:
wcs
Year:
1940
Citation Micro:
Bot. Arch. 40: 207 (1940)
WFO Identifier:
wfo-0000426978
Common Names
- Filifolia Gahnia
- Gahnia filifolia
- Filifolia Gahnia Root
Description
Gahnia filifolia (also called Thread-leaved Saw-sedge, among many other common names) is a perennial grass-like plant native to Australia and New Zealand. It has a thick, black sheath at the base of the stem and its leaves are narrow and thread-like. It is found in wet areas such as swamps, marshes and along the edges of streams and rivers.
Uses & Benefits
Gahnia filifolia is used as an ornamental plant, for erosion control, and for medicinal purposes. Its leaves can be used as a mulch and its roots can be used to stabilize soil.
Flower, Seeds and Seedlings
Gahnia filifolia has small, yellow flowers with five petals and a central yellow disk. The seeds are small and black, and the seedlings have short, thick stems and small, linear leaves.
Cultivation and Propagation
Gahnia filifolia is a perennial herb native to Australia. It prefers full sun and well-drained soil. Propagation is best done by division or cuttings. Division should be done in the spring or fall. Cuttings should be taken from the tips of the stems and planted in a potting mix. The cuttings should be kept moist and in a warm, bright location.
Where to Find Gahnia filifolia
Gahnia filifolia can be found in the New South Wales, Australia.
Gahnia filifolia FAQ
What is the scientific name of Gahnia filifolia?
Gahnia filifolia
What is the common name of Gahnia filifolia?
Slender saw-sedge
What is the natural habitat of Gahnia filifolia?
Dry sclerophyll forests and woodlands in south-eastern Australia
Species in the Gahnia genus
Gahnia ancistrophylla,
Gahnia aristata,
Gahnia aspera,
Gahnia australis,
Gahnia baniensis,
Gahnia beecheyi,
Gahnia clarkei,
Gahnia decomposita,
Gahnia deusta,
Gahnia drummondii,
Gahnia erythrocarpa,
Gahnia filifolia,
Gahnia filum,
Gahnia grandis,
Gahnia howeana,
Gahnia hystrix,
Gahnia insignis,
Gahnia javanica,
Gahnia lacera,
Gahnia lanigera,
Gahnia marquisensis,
Gahnia melanocarpa,
Gahnia microcarpa,
Gahnia microstachya,
Gahnia novocaledonensis,
Gahnia pauciflora,
Gahnia procera,
Gahnia radula,
Gahnia rigida,
Gahnia schoenoides,
Gahnia sclerioides,
Gahnia setifolia,
Gahnia sieberiana,
Gahnia sinuosa,
Gahnia subaequiglumis,
Gahnia trifida,
Gahnia tristis,
Gahnia vitiensis,
Gahnia xanthocarpa,
Gahnia halmaturina,
Gahnia rodwayi,
Species in the Cyperaceae family
Abildgaardia mexicana,
Abildgaardia ovata,
Abildgaardia schoenoides,
Abildgaardia triflora,
Abildgaardia oxystachya,
Abildgaardia odontocarpa,
Abildgaardia macrantha,
Abildgaardia fusiformis,
Abildgaardia pachyptera,
Actinoschoenus repens,
Actinoschoenus yunnanensis,
Actinoschoenus aphyllus,
Actinoscirpus grossus,
Afrotrilepis jaegeri,
Afrotrilepis pilosa,
Amphiscirpus nevadensis,
Arthrostylis aphylla,
Arthrostylis planiculmis,
Becquerelia clarkei,
Becquerelia cymosa,
Becquerelia discolor,
Becquerelia merkeliana,
Becquerelia muricata,
Becquerelia tuberculata,
Bisboeckelera irrigua,
Bisboeckelera longifolia,
Bisboeckelera microcephala,
Bisboeckelera vinacea,
Blysmus compressus,
Blysmus mongolicola,
Blysmus rufus,
Blysmus sinocompressus,
Bolboschoenoplectus mariqueter,
Bolboschoenus caldwellii,
Bolboschoenus capensis,
Bolboschoenus fluviatilis,
Bolboschoenus glaucus,
Bolboschoenus grandispicus,
Bolboschoenus laticarpus,
Bolboschoenus maritimus,
Bolboschoenus medianus,
Bolboschoenus nobilis,
Bolboschoenus novae-angliae,
Bolboschoenus planiculmis,
Bolboschoenus robustus,
Bolboschoenus schmidii,
Bolboschoenus stagnicola,
Bolboschoenus yagara,
Bolboschoenus koshevnikovii,
Bolboschoenus biconcavus,
References
POWO record for urn:lsid:ipni.org:names:308584-1: Govaerts R (ed.). 2023. WCVP: World Checklist of Vascular Plants [Version 11]. Facilitated by the Royal Botanic Gardens, Kew. [WWW document] URL http://sftp.kew.org/pub/data-repositories/WCVP/ [accessed 20 April 2023].