Unknown Collector, 390

Species

Glyceria drummondii (Steudel) C.E.Hubb.

Original Distribution

Australia

Habitat

Often found in the Australian Southwest Grain Belt

Extinction Data

IUCN = N/a, FloraBase = Extinct, Listed Extinct by WCMC 1996

Description

INFLORESCENCE Inflorescence a panicle; exserted, or embraced at base by subtending leaf. FERTILE SPIKELETS Spikelets comprising 5–14 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 10–30 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes 3–4 mm long. GLUMES Glumes persistent; similar; shorter than spikelet. Lower glume oblong; 0.5–1 mm long; 0.33 times length of upper glume; membranous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume apex obtuse. Upper glume oblong; 1.5–2.5 mm long; 0.25 times length of adjacent fertile lemma; membranous; without keels; 1 -veined. Upper glume lateral veins absent. Upper glume apex obtuse. FLORETS Fertile lemma ovate; 6–8 mm long; membranous; much thinner above; without keel; 7 -veined. Lemma surface scaberulous. Lemma apex obtuse. Palea 1.1 times length of lemma; 2 -veined. Palea keels scabrous. Apical sterile florets resembling fertile though underdeveloped. FLOWER Lodicules 2; united; oblong; fleshy; truncate. Anthers 3.FRUIT Caryopsis with adherent pericarp. Hilum linear. HABIT Annual. Culms decumbent; 50–100 cm long; spongy. Leaf-sheaths tubular for much of their length; with 1 of their length closed; smooth; glabrous on surface. Ligule an eciliate membrane. Leaf-blades 10–15 cm long; 3–8 mm wide. Leaf-blade surface scaberulous; rough adaxially; glabrous.

Number of Specimens at Kew

Specimen Type (Y/N)

Kew Herbcat Barcode Number

K000518037

Collector Number

390

Other Information

FloraBase = Rare = This Extinct list was originally (1997) compiled with the assistance of the Center for Plant Conservation -- Hawaii and presents the most up-to-date information for each species listed.individuals have not been seen and habitat has been lost.

Information Sources

Briggs, J.D. & Leigh, J.H. (1996) Rare or threatened Australian Plants. CSIRO publishing, Melbourne.Walter, K.S. and Gillett, H.J. (eds) (1998). 1997 IUCN Red List of Threatened Plants. Compiled by the World Conservation Monitoring Centre IUCN – The World Conservation Union, Gland, Switzerland and Cambridge, UK.