BINABBN, 2 
flaceidis, usque ad 60 mm longis, secus rhachin angulatam, glabram, 
scabridam laxe spiculas optime unilaterales geminatas gerentibus com- 
posita; spieulis brevissime petiolatis, subelliptieis, acutiusculis, breviter 
pilosulis, ad 1,5 mm longis; gluma I. spieulam vix ad !/, aequante, 
late ovato-elliptica, rotundata, 7-nervia, in setam dorsali-apicalem longis- 
simam tenuissimamque, minutissime scabridam producta; gluma II. 
spiculam ad 3/,—/, aequante, latissime elliptica, apice minute acuminu- 
lata, 9-nervia; gluma III. priori isomorpha sed apice haud acuminulata, 
7-nervia; in axilla nec paleam nec florem fovente; paleis floris herm. 
quam gluma praecedens minute brevioribus, ex elliptico acutiuseulis, 
coriaceis, laevibus, nitidulis. 
Madagascar, Insel Nossibe (Boıvın). 
Echinochloa senegalensis Mez nov. spec. — E fragmentis miseris 
tantum mihi cognita. Folium quod adest unicum ligula in pilorum 
optime evolutorum coronam densam mutata instructam, lineare, basi 
haud constrietum, apice sensim acutissimum, glabrum, chartaceum, nervo 
medio inconspicuo praeditum. Inflorescentia in culmi teretis laevisque 
apice multiflora, anguste thyrsoidea, 2-pinnata, basi breviter interrupta 
cet. densissima, violascens, 0,18 m longa et 25 mm diam. metiens; axi 
acute angulato, scabridulo; spieis suberectis, infimis paullo elongatioribus 
ad 40 mm longis, ceteris 20 mm haud excedentibus, omnibus simplici- 
bus, 8-stiche spiculigeris; spiculis densissime dispositis, praeter nervos 
glumarum II., III. rigide breviterque perpaucipilosos glabris, 2,53 mm 
longis, suberectis, mutieis; gluma I. spiculam bene ad !/, aequante, e 
latissime ovato late acuta apiceque manifeste mucronata, secus marginem 
insensim et quasi punetulatim pilosula, validissime 5-nervia; gluma II. 
ex elliptico acuta mucronulataque, item 5-nervia; gluma III. priori iso- 
morpha sed paullo longiore, in axilla florem perfectum masculum cum 
palea magna, haud insignius pilosa fovente; paleis floris hermaphroditi 
rigidis, politissimis, luteis apice minute puberulis. 
Senegambia (ROUSILLON). 
Echinochloa madagascariensis Mez nov. spec. -— Annua videtur, 
radicibus fibrosis fasciculatim ramosa caespitosaque, erecta, ut videtur 
haud stolonifera, vix ultra 0,3 m alta. Folia vaginis sat elongatis, 
acute carinatis, inferioribus mediisque dorso dense longeque et partim 
tuberculato-strigosis, summis glabris laevibusque; ligulis in pilorum 
longorum, erectorum comas transverse (nec arcuatim) ordinatas reductis, 
permanifestis; laminis anguste linearibus, basi haud contractis, apice 
sensim acutissimis, glabris vel utrinque pilosis, sueto carinato-compli- 
catis, margine minute serrulatis, usque ad 90 mm longis et 6 mm latis 
