— 269 — 



(1881), First Census 132 (1882), See. Census 222 (1889), Hack, in DC. Suites Prodr. VI. 570 (1889), J. H. Maid. Usef. PI. 

 Austr. 72 (1889), Täte Handb. Fl. Extratr. South Austr. 191, 266 (1890), in Hörn Sei. Exp. Centr. Austr. III. 183 (1896), 

 R. T. Baker in Proc. Roy. Soc. N. S. Wales XXX. 292 t. XXII. (1896), Hook. f. Fl. Brit. Ind. VII. 196 (1897). 



Geogr. Verbreitung: tropisches und subtropisches Afrika, Orient, Ost-Indien, China, Australien 

 (Nord-Australien, Queensland, Victoria, South Australia), Polynesien. 



Queensland: Mungana im Chilligaoe-Distrikte (Domin, II. 1910); am Walsh River nördlich von 

 Chillagoe (Domin, II. 1910); bei Cloncurry und Hughenden (Domin, IL 1910) (ciliis glumae I. spiculae 2 

 longissimis !). — Dieses xerophile Gras kommt auf dürren Hügeln und im Unterwuchse der Savannen- 

 wälder, nicht aber auf den Rolling Downs vor. 



Die angeführten Exemplare entsprechen im ganzen der var. genuimis Hack. 1. c. 572. 



b) var. grandispiculatus v. n. 



Elatus robustusque; racemi circa 5, crassiores, elongati, usque 12 cm longi; spiculae quam in 

 typo conspicue majores, gluma I. spiculae 2 circa 7 mm longa. 



West- Queensland: am Flinders River bei Hughenden (Domin, IL 1910). 



349. A. Ewartianus n. sp. 



Perennis, caespitosus; eulmi basi robusti supra graciles, teretes, estriati, plerumque ad medium 

 ramosi, 5 dm usque plus 1 m alti, glaberrimi, nodis infimis subpubescentibus caeteris glabris, toti foliati; 

 folia glauca subrigidiuscula ; vaginae teretes, laxae, striatae, glabrae, internodiis breviores; laminae breves, 

 mediae circa 9 — 12 cm longae, e basi subauriculata latiore lineares, apice setaeeo-acuminatae, plurimae planae 

 et circa 3 — 4 mm latae, nervo medio supra impresso et albido subtus carinatae, hie inde in pagina superiore 

 pilis subtilibus basi pappilosis adspersae vel omnino glabrae et tantum ad vaginam pauciciliatae ; ligula 

 truncata scariosa circa 1 mm longa margine superiore ciliata; racemi paniculati, simplices, circa 5 cm longi, 

 argenteo-pilosi vel sericei, graciles, numerosi (c. 8 — 12), flexuoso-erecti, parte inferiore haud raro vaginati, 

 secus rhachin communem glabram circa 2 cm longam oppositi vel verticillati , infimi interdum alterni, 

 peduneulati; rhacheos articuli et pedicelli filiformes circa 1.60 — 2 mm longi quam spicula 2 /s — l / 3 breviores, 

 pilis albis aecrescentibus , summis articulo vel pedicello (uno latere sulcato) brevioribus serieeo-ciliati ; 

 spiculae sessiles 2 cum callo 0.25 mm longo breviter barbato tantum 2.75 — 3 mm longae; gluma I. ovato- 

 elliptica, tenuis, subscariosa, marginibus breviter implicata, dorso subconvexo nervis c. 5 haud percurrentibus, 

 viridibus, parum conspieuis percursa, imo apice brevissime truncatula et subapiculata, inferne dorso et ad 

 carinas pilis brevioribus ciliata caeterum glabra; gluma IL vix brevior, scariosa, marginibus implexa, 

 carinata; gluma IV. linearis integra in aristam gracilem circa 12 mm vel plus longam desinens ; staminaS; 

 antherae lineares 1 mm vel paulo plus longae; Stigmata stylis longiora ; sjnculae pediceltatae neutrae, angustae, 

 2.25 — 2.75 mm longae, lineari-ellipticae, vel anguste obovato-ellipticae, obtusiusculae, glabrae vel fere glabrae 

 (marginibus minute ciliolatae), biglumes; gluma I. circa 6-nervis subscariosa ; gluma IL brevior, scariosa, enervis. 



West-Queensland: Grastriften bei Hughenden (Domin, IL 1910). 



Species A. annulato proxima, sed ab hoc eulmis plus ramosis, ramis elongatis, spiculis 2 multo 

 minoribus, gluma I. praeter partem inferiorem omnino glabra subscariosa, racemis argenteo-serieeis, ligula 

 ciliata etc. distinguenda. — Glarissimo A. J. Ewart, D. Sc, B. Sc, Ph. D., F. L. S., universitatis Mel- 

 bournensis professori, dedico. 



100. Sorghum Pers. 



350. S. halepense Pers. 



Pers. Syn. I. 101 (1805), Benth. Fl. Austr. VII. 540 (1878), F. M. Bail. Syn. Queensl. Fl. 645 (1883), Catal. Plants 

 Queensl. 56 (1890), Queensl. Fl. VI. 1869 (1902), Compreh. Catal. 620 (1913), J. H. Maid. Usef. PI. Austr. 107 (1889), Man. 

 Grass. N. S. Wales 87 cum tab. (1898), Turner in Proc. Linn. Soc. N. S. Wales XXVIII. 440 (1903), XXIX. 178 (1904), 

 XXX. 87 (1905). 



Holcus halepensis L. Spec. pl. 1047 (1753). 



Andropogon arundinaceum Scop. Fl. Garn. ed. 2. IL 274 (1772). 



Andropogon hahpensis Brot. Fl. Lusit. I. 89 (1804), F. v. Muell. Fragm. VIII. 119 (1873) p. p., First Gensus 132 

 (1882), See. Census 222 (1889), Moore Handb. Fl. N. S. Wales 480 (1893), Hook. f. Fl. Brit. Ind. VII. 182 (1897), Aschers. 

 und Graebn. Syn. mitteleur. Fl. II. 46 (1898), Ewart Weeds Victor. 71 (1909). 



