286 
clvii. GRAMiNEiE (Stapf). [< Cymbopogon . 
long, green often variegated with purple, glabrous ; callus very 
small, obtuse, minutely bearded. Glumes equal, subchartaceous ; 
lower minutely truncate, brownish near the tips, flat on the 
back with a fine median groove (corresponding to a keel on the 
inner side) almost all along or only in the lower half, keels narrowly 
winged from the middle upwards, thinning out above, intracarinal 
nerves 0 or 2 along the groove ; upper glume narrow in profile, 
acute, acutely keeled upwards, 1-3-nerved. Lower floret reduced 
to a delicate linear-oblong indistinctly nerved ciliolate valve. Upper 
floret ^ : valve almost stipitiform, not quite 1J lin. long, 2-fid to 
the middle, segments capillary, almost eciliolate, awn very fine, 5-8 
lin. long, bent at and twisted below the middle. Anthers slightly 
over 1 lin. long. Pedicelled spikelets <£, oblong, acute, 2-2J lin. long, 
dark green or reddish or dull purple, glabrous ; lower glume rather 
convex on the back, chartaceous, closely 9-11 -nerved, upper sub- 
hyaline, 3-nerved, valve of lower floret linear-oblong, subacute, sub- 
2-nerved, up to 2 lin. long ; upper floret reduced to a $ flower. — 
C. connatus , Chiov. Gram, da Essenze, 13. Andropogon excavatus , 
Hochst. in Flora, 1846, 116. A. nardoides , /3 minor , Nees, FI. Afr. 
Austr. 116. A. connatus , Hochst. ex A. Rich. Tent. FI. Abyss, ii. 
464 ; Eyles in Trans. Roy. Soc. S. Afr. v. 295 (partly) ; Hack, 
in Bull. Herb. Boiss. iv. App. iii. 12 (partly). A. Schoenanthus , K. 
Schum. in Engl. Pfl. Ost-Afr. C. 98. A. Schoenanthus, var. versicolor , 
Hack, in DC. Monogr. Phan. vi. 610 ; Durand & Schinz, Consp. FI. 
Afr. v. 722 ; Stapf in Dyer, FI. Cap. vii. 354 ; Chiov. in Ann. Istit. 
Bot. Roma, viii. 286 ; Eyles in Trans. Roy. Soc. S. Afr. v. 297. 
A. giganteus , Eyles, l.c. 296 ; not of Chiov. Gymnanthelia connata, 
Aschers. & Schweinf. in Schweinf. Beitr. FI. Aethiop. 299. 
Nile Land. Eritrea : Amasen ; Lesa Mountains, Pappi, 4708, 4895 ! Sarae ; 
Adi Ugri, 6200 ft., Pappi, 29 ; along the Mareb River near Debarroa, 6200 ft., 
Pappi, 451 ; Maragus ; Adi Mabit, 5250 ft., Pappi, 950. Abyssinia : Mount 
Scholoda, Schimper, 411 ! Tigre or Begemeder, Schimper, jfOU. Sudan : without 
precise locality, Broun, 687 ! Uganda : Kavirondo, Linton, 92 ! British 
East Africa : Nairobi, Dowson, 227 ! Linton, 14 ! 123 ! Schimba Mountains, 
Kaessner, 381 ! Tanaland, Linton, 208 ! 
Lower Guinea. Hereroland : without precise locality, Fle.cTc, 77 ! 
Mozambique Distr. German East Africa : Usambara ; Mascheua, Holst, 
8740 ! Rhodesia : near Mumbwa, Macaulay, 19 ! 67 ! 76 ! Salisbury, 
Mrs. Craster, 73 ! Bulawayo, Rogers, 5866 ! Charter District, Rhodesian Col. 
Herb. 2112 ! Insiza district, Mundy ! North Melsetter, 4000-6000 ft., Sywnner- 
ton , 1689 ; Nyahodi River, 4000 ft., Swynnerton, 1676 ! Gazaland : near 
Chirinda, 3500 ft., Swynnerton, 1636 ! 1641 ! Upper Buzi valley, 3000-3500 ft., 
Swynnerton, 994 ! 
Also in South Africa, extending southwards to Griqualand (West and East) 
and the mountains of Natal. 
The references to “ A. Schoenanthus ” and “ A. Schcenanthus , var. genuinus ” 
by Engler in his Pflanzenwelt Ost-Afrikas C. 98 and V egetations-V erhdltnisse von 
tJsambara, 35, 38, 58, by Schweinfurth in Bull. Herb. Boiss. ii. App. ii. 14, 93, and 
by Chiovenda in Ann. Istit. Bot. Roma, viii. 286, are very probably to be connected 
with C. excavatus. None of them extend the area of the species as defined above. 
C . excavatus is very closely allied to the Indian C. polyneuros, Stapf, but in 
