Festucea.] CC. GRAMINEJE. 1181 
215. mEehinaria, Desf. Fl, Atl, ii. 98D. (Panicastrella, Moeich, Meth. 205.)—Spiculre 
2-3-fore, globoso-capitatse, rhachilla brevissima supra glumas inferiores et inter flores 
articulata, ultra flores sepius in stipitem interdum glumiferum producta, floribus herma- 
phroditis. Glum:e 2 inferiores vacus, sub articulati persistentes, parum inseq 
hyalinz, costa valida v. interdum in gluma secunda nervis 2 in mucronem v. aristam 
brevem productis; florentes basi turbinatz, 5-fidze, lobis aristato-acuminatis demum 
rigidis p tibus patentibus, medio lateralibus majore ; palea rigida, 2-earinata, lobis 2 
iis glumse similibus patentibusque v. paullo minoribus. Stamina 3. Styli distincti, fili- 
formes, a basi papilloso-stigmatosi. ^ Caryopsis ovoidea, subteres, exsulea, gluma paleaque 
basi induratis inclusa, libera.— Gramen humile, annuum, foliis angustis planis. Capi- 
tulum globosum, ssepius longe ped latum, gl lobis sp i hinat 
Spieule monnulle ad basin capituli sepius parvie, steriles, glumis paucis parvis vacuis, 
v. ad glumam unicam reductze. 
VEN 
Species 1 per regionem Mediterraneam late dispersa. J2eauv. Agrostogr. 83, t. 17, f. 2. — Kunth, 
FEnwm. Pl.i.250. Host, Gram. Austr.iW. 1. 8 (Sesleria). —Nees, Gen. Fl. Germ. 7Monocot, i.n. 38. 
Tieichb. Tc. Fl. Germ. t. 60. — Sibth. Fl. Grec, t. 100 (Cenehrus). , 
916. Ammochloa, Boiss. Diagn. Pl. Or. xiii. 51. (Cephalochloa, Coss. et Dur. in Ann. 
Se. Nat. ser. 4, i. 229.) — Spicule oc-floree, globoso-capitatze, rhachillà supra glumas infe- 
riores et inter flores articulata, ultra flores ssepius glumifera, floribus hermaphroditis v. 
summo masculo. Glum:e 2 inferiores vacus, sub articulati persistent parum 
inzquales, latz, glabre, l-nerves, mucronulats v. obtuse, carina presertim in spieulis 
inferioribus plus minus lata ; florentes alatze, rigidulee herbacec v. membranacez, nervis 3 
apice in acumen seu mucronem unicum products, sipeque ad latera acuminis hyalino- 
'ginat: bdentieulats ; palea hyalina, gluma multo angustior, 2-nervis, 2-dentata. 
Stamina 3.. Styli contigui v. basi subconnati, stigmatibus elongatis breviter barbellatis. 
Caryopsis ovata v. oblonga, a dorso compressa, pericarpio tenui ultra semen producto 
lanceolato (v. styli basi dilatata) rostrata.—Gramina annua, humilia v. nana, czespitosa, 
: Bun d IE 
foliis brevibus planis. Cap nune p ig lo fultum, nune inter folia 
sessile, spiculis paucis numerosisve 9—15-foris. Spicule» nonnulle ad. basin capituli 
steriles, glumis paucis vacuis v. ad glumam unicam reductz, ipitulum quasi invol t 
Species 2, Orientis et Africz borealis ineole. Coss. e£ Dur. Fl. Alg. Glum. 91. — Schreb. Beschr. 
Grüs. t. 27, f. 1 (Dactylis). . Deaf. Fl. Atl. t. 16 (Dactylis). 
Genus (presertim 4. pungens, Boiss.) habitu tam Echinariam capitatuin quam Sesleriam sphero- 
cephalam refert, characteribus tamen ab utraque bene distinctum, 
917. Uroenleena, Nees, Fl. Afr. Austr. Gram. 437.—Spicule pauciflore, in panicula 
capituliformi secunda. densissima fascieulatw, rhachilla abbreviata inter flores continua 
' v. tardius articulata, floribus hermaphroditis v. summo masculo.  Glumze ovatee, coneavse, 
membranaces, 5-7-nerves, acumina&e, acumine in aristam patentem producto, 2 infim:e 
vacum; florentes subsimiles nisi paullo majores, superiores paullo minores, brevius 
aristats ; palea glumis paullo brevior, hyalina, 2-carinata. Stamina . . . Styli distincti, 
stigmatibus longiusculis laxe subpl is. Caryopsis. breviter oblonga, glabra, palea 
glumaque laxe inclusa, libera, —Gramen humile, annuum, foliis setaceis, caulibus flori- 
feris (seu pedunculis apice 1-foliatis) folia vix. excedentibus. Spicularum capitulum uni- 
laterale, intra vaginam folii floralis sessile, fructiforum cum folio florali a geniculo supremo 
articulatim. deciduum. . Spieulie: nonnulle ad. basin. capituli et intra capitulum ad. basin 
l brevissimorum.steriles, glumis paucis vacuis angustis breviter acuminato- 
aristatis, spiculas fertiles quasi involucrantes. 
Species 1, Africce australis ineola, Specimina nostra (Dregeana) jani fructifera staminibus delapsis 
orbata. Benth. in Hook. Ic. Pl. t. 1363. " 
..918. Sesteria, Scop. Fl. Carn, ex ejusd, ed. 2, i.63.—Spicule 2-6-flor,. in panicula 
spieiformi rarius interrupta cylindracea ovoidea v. globosa densissime confert:, subsessil 
