Arundinella pumila Hochst. ex A. Rich. Steud. Syn. Pl. Glumac. 1: 114.

nerved, surface glabrous, or pilose, apex acute. Basal sterile florets male, with palea, persisting on inflorescence. Lemma of lower sterile floret similar to upper glume, ovate, membraneous, 1 keeled, 5-nerved. Fertile lemma ovate, 2.5 mm long, coriaceus, without keeled, lateral nerves obscure, surface asperulous, margins involute, interlocking with palea keels, apex entire, 1-awned, principal lemma awn up to 7 mm long, geniculate, with twisted column. Palea as long as lemma, coriaceous, 2-nerved, surface asperulous. Lodicules 2, cuneate, fleshy. Anthers 3. Stigmas 2. Caryopsis with adherent pericarp. Notes Found in Malesia. Distribution at Sulawesi South: Lombasang Mts. Lompobatang. Habitat Open habitats, common on riverbanks, marshes and marshy places, rainforest, rocky slopes. Specimen examined Goering 139 L; Meijer 10902 L; Bunnemeijer 10847, 11718 L, isotype.

8.2. Arundinella pumila Hochst. ex A. Rich. Steud. Syn. Pl. Glumac. 1: 114.

1854. Acratherum pumilum Hochst. ex A. Rich. Tent. Fl. Abyss. 2: 414. 1851; Grass. Burma, Ceylon, India Pakistan 423. 1960. Arundinella tenella Nees ex Steud. Syn. Pl. Glumac. 1: 115. 1854. Plants annual. Culms 10-60 cm long, erect, or geniculately ascending. Nodes pubescent. Sheaths margin hairy. Ligule an eciliate membrane. Blades 4-16 cm by 5- 20 mm, lanceolate, surface glabrous, or pilose, sparsely. Inflorescence a panicle. Panicle open, 5-26 cm long, 3-20 cm wide, obovate, effuse; primary branches profusely divided, capillary, scaberulous. Spikelets solitary; fertile spikelets pedicelled; pedicelled up to 10 mm long, filiform. Fertile spikelets up to 3 mm long, comprising 1 basal sterile florets, 1 fertile florets, without rachilla extension, ovate, laterally compressed, breaking up at maturity, disarticulating below each fertile floret. Floret callus pubescent, obtuse. Glumes dissimilar, persistent, exceeding apex of florets. Lower glume 1.6 mm long, 0.7 times length of upper glume, membraneous, 1- keeled, 3-nerved, apex acute, or acuminate. Upper glume up to 3 mm long, ovate, 2.5 length of adjacent fertile lemma, membraneous, 1-keeled, 3-5-nerved, apex acute, surface glabrous. Florets: basal sterile florets male, or barren, with palea, persisting on inflorescence. Lemma of lower sterile floret similar to upper glume, 1.3 times length of fertile lemma, ovate, membraneous, 1-keeled, 3-nerved, truncate. Fertile lemma 1 mm long, ovate, coriaceous, without keel, 1-nerved; margins involute, surface asperulous, interlocking with palea keels, apex dentate, bifid, 1-awned; principal awn from a sinus 3 mm long, geniculate, with twisted column, column 1.5 mm long. Palea as long as lemma, coriaceous, 2-nerved, surface asperulous. Anthers 3, 0.4 mm long. Caryopsis 1 mm long. Notes Found in Africa, Asia, India, Indo-China, and Malesia. Ornamental grass, used as forage. Distribution South: Enrekang, Alt. 300 m; Lombasang. Habitat Along roadsides, near riverbanks. Specimen examined Kurniawan 112 WALL; Bunnemeijer 11800, 11004 L.

8.3. Arundinella setosa Trin. Gram. Panic. 63. 1826.