532 PLANT. NOVA DAWEANJE IN UGANDA LECT. 
Anthere fere 3 mm. longe. Styli stigmatibus rufis fere 2 mm. 
longis equilongi. 
Unyoro, roadsides, Dawe, 826. 
Poa glacialis, Stapf, sp. nov.; ex affinitate Poe pseudopra- 
tensis, Hook. f., sed folis rigidioribus apice ipso recurvis 
asperulis, ligulis longis, paniculis densis, spiculis ad valvarum 
bases lana copiosa obsitis, paleis ad carine scaberulis (haud 
ciliatis) distincta. 
Gramen perenne, ad 45 cm. altum, glaberrimum, sureulos 
perpaucos emittens; innovationes mixte. Culmi 2-nodi, nodo 
superiore 12-20 em. supra basin sito. Foliorum vagin: basalium 
late, leves, pallide, seariosz, 4-8 cm. longs, suleato-striate, 
persistentes, summorum virides, firmiores, 15-17 em. longs, 
superne asperule; ligule hyalino-scariosw, lanceolato-oblonge, 
5-10 mm. longs ; lamin vernatione plicate, deinde explanatze, 
lineares, superne attenuate, apice ipso recurvie, ad 8 em. longs, 
3—4 5 mm. late, rigidule, multi-nervose, imprimis supra 
asperule. Panicule nutantes vel flexuose, dense, ambitu 
oblong, lobate, 10-13 cm. longe; rami infimi 2-nati, inter- 
mediæ 3—4-nati, qui ex nodis infimis orti inzquilongi, longiores 
interdum ad 7 em. longi et ad 25 em. indivisi, cæteri breves et a 
basi ramulosi; rami ramulique filiformes, asperuli; pedicelli 
2-1 mm. longi. Spicule congestis, ex viride et purpureo varie- 
gate, late, 5-6 mm. longs, 3-4-flore. Glume subequales, 
lanceolate, acute vel acutissime, 4-5 mm. longi, carina asperula, 
inferior l-nervis; superior 3-nervis. Jthachis articuli glabri, 
breves. Valve a latere visse lanceolate, peracute, superne 
purpure, in parte tertia summa magis minusve albo-marginate, 
5-'-nerves, carina basi ciliata cæterum scabrida, nervo extimo 
breviter pilosulo, callo lana copiosa vestito. Palew valvis paulo 
breviores, anguste, 2-dentatz, in carinis scaberule. Anthere 
1°7 mm. longs, luteæ. Ovarium anguste oblongum ; styli quam 
stigmata 1 mm. longa multo breviores. 
Ruwenzori, Mubuka Valley, 8900-8960 m., up to the glacier, 
Dogget ; Dawe, 567. 
This handsome grass occurs, according to Dawe, scattered 
among stones and boulders up to the limit of phanerogamie 
vegetation, forming small tufts owing to its scanty innovations. 
