291 
Perennis, 2-3 ped. alta. Culmi erecti, ut tota planta glabri, 
5-6-nodi. Foliorum vagine subarctz, leves ; ligule 3-1 lin. longe ; 
iter attenua 1 
flac 
Panicula erecta, spiciformis, lobata, 4-7 poll. longa; ramuli 
fasciculati, fasciculis densissimis oblongis, admodum in:quales, 
ad 13 poll. longi, a basi ramulosi vel longiores ad 3-4 lin. simplices, 
scaberuli; pedicelli brevissimi. PEOR pallide virides, circiter 
2% lin. longe ; rhachilla non producta ; glume i. et ii. subsequales, 
lineari- oblong, mucronate, scaberule, carina ‘validiuscula ; iii. 
oblonga, truncata, 4- dentata vel 4-mucr onata,l lin. longa, basi 
)-nervis, superne 4-nervis, callo parce pilosulo, arista recta supra 
basin orta scabra ; palea quadrato-oblonga, truncata, hyalina, 1-3 lin. 
longa. Antheree apiculate, 4 lin. longe. Caryopsis oblonga, a 
dorso compressa, sulcata i lin. longa. ; 
NATAL. Umpumulo, 2000 ft., Rev. J. Buchanan, 159. 
This and the preceding species, as well as A. Elliotii, cM iue 
Erg to A. antarctica, Hook. fil., us toa few South Am 
ecies which were described by Nee under Br oe but they 
differ from them in the subbasal encre of the 
911. Avena d Stapf pom æ]; affinis 
A. Neesii, Hook. fiL, glumis i. et ii. fere duplo latioribus 4.-7- 
raed | iii. eine dini 
Culmi ut tota planta gan Foliorum culmorum vaginæ 
subarote, leves, prominenter nervose ; ligule truncate, 4 lin. 
long: ; laminæ lin neares, tenuiter attenuate, 3-5 poll. longs, 
Li lin. late, plane, superne et secundum margines minute 
scaberule. Panicula angusta, erecta, 4 ped. alta ; rami subremote 
case aT. longiores ad poll. longi a basi parce 
ramulosi vel ad oll. simplices, filiformes, scabri. Spicule 
53-64 lin. longer, 2.3. ced rhachilla tenuis. iio ulo o primo minuto 
glabro, caeteris ad 2 lin. longis longe pilosis ; gluma i. lanceolata, 
subacuminata, 3j lin. longa, admodum tenuis, 4—5-nervis ; 
ii. similis, 5 lin. longa, 5- vel sub 7-nervis ; ; glume florentes breviter 
exser anceolatze, giabree, tenuiter granulos sm, prominenter 
9- vol sub 11-nerves, apice bifida, lobis rire subaristulatis, 
iii. 54-64 lin - longa, one oth barbato, arista e medio inserta 
columna 3 lin. seta 6 lin ; pales æ lineari-anceolate 3} lin. | 
longæ, carinis ciliatis. Tolis oblongæ ongæ. 
Caryopsis lineari-oblonga, superne puberula, 2 lin. lon 
PORTUGUESE WEST AFRICA. Mossamedes, E di Chella, 
Newton, 6 
578. Avena er oe Stapf  [Graminew-Avenes]; affinis 
A. Neesii, Hook. fil., spic culis minoribus, glumis vacuis tenuibus 
subhy alinis, gimis fertilibus conspicue scaberulis tenuiter 7- 
nervibus distin 
Perennis. Cul Imi erecti, 21— m Pet. alti, glabri, leves, circiter 
3-nodi. Folia 4-6 prope basin congesta, 3-4 remotiora ; vagin 
firmiuscule, arcte, glabra, nore ligule siamese ad 1% lin. 
longæ ; laminze eee. acute attenuate, 3-1 ped. longe, 13-2 lin. 
14538 ; D 
