454 GRAMiNE^ Saccharum. 



glumella et palea glumis vix brevioribus teneris acuminalis margine 

 ciliatis %. 



Hab. ad Schah Bilawul AfFghanise (GriflF. exs. 5071). 



Panicula in specimine mco 10-pollicaris ill^ S. Sari multo macrior pilis 

 multo minus copiosis et brevioribus obsita, ramuli laxius spiculiferi, glumse 

 parcius et brevius hirsutce multo acutiores et longiores 3 7« nec 2 lineas 

 longae. 



3. S. .ffigyptiacum (Willd. Enum. 82) perenne csespitosum, 

 culmis elatis terelibus farctis superne adpresse sericeis, foliis glau- 

 cescentibus elongatis rigidis linearibus acuminatis canaliculatis sub- 

 tus carinatis nervo incrassato margine serrulatis, panicuiae ramosis- 

 simae elongatae lanceolatae ramis tenuibus erecto-palulis ramulis 

 rachidique longe villoso-sericeis, spiculis basi annulo pilorum eis 

 duplo longiornm iuvolucratis, glumis pallide purpurascentibus 

 oblongo-lanceolatis acuminatis margine Jonge ciliatis, glumelia et 

 palea gluma brevioribus brevius ciliatis ^. S bijlorum Forsk. 

 Descr. p. 16. — S. spontaneum L. Mant. 183. 



Hab. in Egypto tota a Kahir^ ad Nubiam usque ad ripas Nili et in insulis 

 arenosis (Forsk. Del., Ehrenb ! etc, etc), Syria littorali ad sepes circa Sido- 

 nem (BI! Gaill!), Affghania (Griff.), Arabice Bous el Gezayryel Bous Farsy. 



Ar. Geogr. Nubia, Abyssinia, Arabia tropica, India borealis, Sicilia, 



Obs. S. officinarum L. in Egypto magna copia colitur. 



ERIAINTHUS (Rich. in P. de B. Agr., p. 14). 



Spiculse in articulis ramulorum paniculae ramosissimse geminae 

 interdum ternae altera sessilis altera (interdum binae) pedicellata, 

 omnes fertiles conformes villis involucralae biflorae. Glumsebinae sub- 

 sequalescliartaceae acutseflosculis longiores. Flosculusinlerior neuter 

 glumella unica membranacea flosculum hermaphroditum involvente 

 et eo sublongiore constans. Flosculi hermaphroditi glumeila et palea 

 membranaccie illa acuta iu aristam producta, palea brevior et angus- 

 tior mutica. Squamulae ovalo-lanceolatse oblique truncatae. Stamina 

 2-3. Slyli bini terminales elongati, stigmata plumosa lateraliter 

 supra medium flosculum emergenlia. Caryopsis libera oblonga hilo 

 basilari oblongo. — Herbte elatae panicula amplissima undique seri- 

 ceo-pilosissima. — Genus Saccharo facie et characteribus valde 

 affine ab eo glumella flosculi hermaphroditi in aristam producla 

 praesertim distinctum. 



1. E. Ravennae (L. Sp. 148! sub Andropogon) perennis, cul- 

 mis valde elalis validis teretibus farctis, foliis radicalibus dense ces- 

 pitosis elongalis caulinis paucis omnibus late linearibus canali- 

 culatis margine serrulato-scaberrimis nervo medio lato albido, 

 vaginis inferioribus villosis, panicula ramosissima lanceolata elongata 



