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Cyperaceae source details

Barrett, R. L.; Bruhl, J. J.; Wilson, K. L. (2021). Revision of generic concepts in Schoeneae subtribe Tricostulariinae (Cyperaceae) with a new genus Ammothryon and new species of Tricostularia. Telopea. 24: 61-169.
503506
10.7751/TELOPEA14844 [view]
Barrett, R. L.; Bruhl, J. J.; Wilson, K. L.
2021
Revision of generic concepts in Schoeneae subtribe Tricostulariinae (Cyperaceae) with a new genus <i>Ammothryon</i> and new species of <i>Tricostularia</i>
Telopea
24: 61-169
Publication
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Date
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2025-01-27 13:32:59Z
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2025-04-11 08:30:26Z
changed

Isolectotype B, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Isolectotype NY 00021817, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Isolectotype BM 000900956, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Lectotype K 000960103, geounit Western Australia, identified as Morelotia australiensis (C.B.Clarke) R.L.Barrett & K.L.Wilson
Holotype K 000960116, geounit Western Australia, identified as Tricostularia neesii var. elatior Benth.
Lectotype G 00195302, geounit Western Australia, identified as Lepidosperma exsul C.B.Clarke
Isolectotype G 00195328, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Isolectotype G 00195329, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Isolectotype L 0042719, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Isolectotype L 0042720, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Isolectotype P 00585272, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Lectotype MNHN 00603255, geounit Western Australia, identified as Discopodium drummondii Steud.
Isolectotype PERTH 01049585, geounit Western Australia, identified as Morelotia australiensis (C.B.Clarke) R.L.Barrett & K.L.Wilson
Holotype PERTH 04423186, geounit Western Australia, identified as Tricostularia davisii R.L.Barrett & K.L.Wilson
Holotype NSW 06701809, geounit Western Australia, identified as Tricostularia sandifordiana R.L.Barrett & K.L.Wilson
Isolectotype HBG 1522312, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Lectotype LD 1730387, geounit Western Australia, identified as Tricostularia neesii Lehm.
Lectotype LD 1732115, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Lectotype LD 1732115, geounit Western Australia, identified as Elynanthus grandiflorus Nees ex Lehm.
Lectotype LD 1732307, geounit Western Australia, identified as Tricostularia compressa Nees ex Lehm.
Isolectotype MEL 2295791, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Isolectotype MEL 2295792, geounit Western Australia, identified as Ammothryon grandiflorum (Nees ex Lehm.) R.L.Barrett, K.L.Wilson & J.J.Bruhl
Holotype PERTH 4121643, geounit Western Australia, identified as Tricostularia lepschii R.L.Barrett & K.L.Wilson
Holotype PERTH 7456336, geounit Western Australia, identified as Tricostularia newbeyi R.L.Barrett & K.L.Wilson
 Comparison

Related to T. exsul, differing in the shorter inflorescence (3–4 cm long) with fewer, finer spikelets. [details]

 Description

Perennial tufted herbs, 0.7–1.5 m high; rhizome thick, 10–22 mm diam., sometimes pseudobulbous; roots ... [details]

 Description

Perennial tufted herbs, 0.7–1.5 m high; rhizome thick, 10–22 mm diam., sometimes pseudobulbous; roots ... [details]

 Description

Perennial tufted herbs, 0.1–0.55 m high; plants clonal, usually forming dense tussocks 0.05–0.2 m across; ... [details]

 Description

Perennial (short-lived) tufted herb, 0.3–1.3 m high; plants clonal, 0.1–0.6 m across; rhizome short, thick, ... [details]

 Description

Perennial tufted herb, 0.3–0.6 m high; plants clonal, forming spreading tussocks 0.1–0.3 m across; rhizome ... [details]

 Description

Perennial tufted herb, 0.15–0.3 m high; plants clonal, forming dense tussocks 0.1–0.3 m across; rhizome thin, ... [details]

 Description

Perennial tufted herb, (0.15–)0.3–0.45 m high; plants clonal, forming dense to spreading tussocks 0.1–0.6 m ... [details]

 Description

Perennial tufted herb, 0.1–0.6 m high; plants clonal, forming dense tussocks 0.15–0.7 m across; rhizome thin, ... [details]

 Description

Perennial tufted herb, 0.4–1(–1.3) m high; plants clonal, forming dense tussocks 0.2–1.2 m across; rhizome ... [details]

 Description

Perennial tufted herb, 0.15–0.4 m high; plants clonal, forming spreading tussocks c. 0.1–0.2 m across, culms in ... [details]

 Description

Perennial tufted herb, 0.5–0.8 m high; plants clonal, forming dense tussocks 0.3–0.8 m across; rhizome thin, ... [details]

 Description

Perennial tufted herb, 0.2–0.9 m high; plants clonal, forming dense tussocks 0.2–1 m across; rhizome thin, ... [details]

 Description

Perennial tufted herb, 0.1–0.45(–70) m high; plants clonal, forming dense tussocks 0.1–0.3 m across; rhizome ... [details]

 Description

Perennial tufted herbs, 0.9–1.5(–2) m high; plants clonal, 0.3–1 m across; rhizome thick, woody, short, ... [details]

 Description

Perennial tufted herbs, 0.9–1.5(–2) m high; plants clonal, 0.3–1 m across; rhizome thick, woody, short, ... [details]

 Distribution

Endemic to the South West Botanical Province in Western Australia, in near coastal areas from Kalbarri south and ... [details]

 Distribution

Three species endemic to the southern Australia, one eastern and two western. [details]

 Distribution

Apparently endemic to the greater Perth region, occurring on the eastern side of the Swan Coastal Plain, from ... [details]

 Habitat

Occurs close to the coast on sandplains, consolidated sand dunes and limestone in Banksia and jarrah-marri ... [details]

 Habitat

Usually in winter-wet swampy depressions, drainage lines or sandy rises adjacent swamps, growing in grey sand over ... [details]

 Identification

Perhaps most similar in general appearance to the much smaller Morelotia octandra, which is very distinctive in ... [details]

 Identification

This genus is characterised by the combination of pseudobulbous bases, leaves with a well-developed lamina; a ... [details]

 Identification

Differs from Morelotia octandra in its 3 or 4 (vs 0 or 1) nodes below the inflorescence; pubescent (at least when ... [details]

 IUCN Red List Category

Conservation status for Western Australian Flora: Declared Rare Flora (Vulnerable); previously believed to be ... [details]

 Reproduction

Flowers recorded for (March–)April–July. Fruit recorded from July–October. [details]

 Reproduction

Flowers recorded for October–February, usually one year post-fire. Fruit recorded for January, February, June and ... [details]

 Type designation

A lectotype for the genus was chosen by Barrett et al. (2020a) while revising the genus, allowing the name to be ... [details]

 Type material

A collection at CGE, labelled as Preiss 134 and the locality given as ‘in arenosis Boots Creek ad fluvium ... [details]