Pycnostachys.'] cii. labiate (baker). :;m7 



J in. long. Stamens not longer than the lower lip. (liirke in Engl. 

 Jahrb. xxii. 146. 



Wile Xiand. British East Africa : Uuweniiori, Scott-Elliol, 7719 ! 



Mozamb. Blst. Portuguese P^ast Africa: Mountains east of Lake Nyaba, 

 Johnson! British Central Africa : Nyasaland ; Mount Zomba, cultivated specimen, 

 Livingston t \i\&myvc, Buchanan, 152! 207! Mbame Hill, 3000 ft., Kirk! Meller ! 

 Mount Ciiiradzulu, 4000 ft., Whyte ! and without precise locality, Buchanan, 296 ' 

 586 ! 



Originally described from a plant raised by Messrs. Backhouse, of Vork, from 

 seeds given them by Dr. Livingstone from Mount Zomba. 



Also in Natal. 



11. ICOMUM, Hua in Bull. Mus. Hist. Nat. Par. 181>7, ;i2i). 



Calyx campanulate or tubular, finally circumscissile above the base ; 

 upper lip 3-toothed; lower longer, 2-toothed. Corolla-tube more or 

 less exserted from the calyx, slightly curved ; throat oblique ; upper 

 lip erect ; lower longer, concave. Stamens 4, didynamous, exserted ; 

 filaments free, naked ; anther-cells confluent. Disk produced on the 

 lower side of the ovary into a tongue-shaped process. Style bitid at 

 the apex. Nucules ovoid, smooth. — Habit of ^Eolanthus, from which it 

 differs by its alternate leaves. 

 Endemic. 

 Corolla-tube hardly enlarged upwards ; lower lip of 



corolla shallowly saccate . . . 1. /. paradoxum. 



Corolla-tube inflated upwards ; lower lip of corolla 

 deeply saccate. 

 Subacaulescent, with large lower leaves and few 



small cauline leaves . . . 2. /. suhacatde. 



Stem with many cauline leaves. 



Spike simple . . . . . . . 3. /. lineare. 



Spike branched \. I. salicifolium. 



1. I. paradoxum, Hua in Bull. Mm. Hist. Xat. Par. 1897, ;5l^!). 

 Rootstock a large oblong tuber. Stem slender, erect, simple, 4-0 in. 

 long. Leaves alternate, sessile, linear, erecto-patent, entire, under 1 in. 

 long. Spikes short, dense, forming a small terminal panicle ; bracts 

 larger, linear. Calyx campanulate, pubescent ; teeth minute. Corolla- 

 tube cylindrical, pubescent, 4-5 times the length of the calyx ; lips 

 small, the lower linear, shallowly saccate. Stamens nearly as long jls 

 the lower lip. 



upper Guinea. French Soudan: Fouta-Jallon ; near Timbo, Mi<]uel, 13. 

 Described from a sketch kindly sent by M. Hua. 



2. I. subacaule, Burkill in Jo^irn. Linn. Soc. xxxiv. 1^71, 1, ^^fuis. 

 S) and 6. A tufted perennial, with stems 5-6 in. long. RAtlirnl leaven 

 many, sessile, oblong, obtuse, ;>-4 in. long, narrowed gradually to tiie 

 base, entire, green and glabrous on both surfaces; stem-leaves f»'W. 

 small, bract-like. Flowers in a simple moderately den.se spike ; bracts 

 linear, persistent, foliaceous. Calyx campanulate, \ lin. long; throat 



