500 Lxxxvii. GEXTiANE^ (baker AND brown). IN'eurotheca.. 



Flowering stems not crowned witli a tuft of leaves. 

 Flower-pairs shortly racemose, 



Internodes between the flower-pairs 6-10 lin. 



long; pedicels ]i-6 lin. long . . 5. N. Schlechieri. 



Internodes between the flower-j^airs 1^,-2 lir.. 



long ; pedicels .^-1 lin. lonir . . .6. N. congolana. 



Flower-pairs congested into small corymb-like 



clusters . . . . . . .7. N. corymhosa. 



1. N". longidens, X. E. Br. Plant 4-12 in. high, much 

 hrnnched, glabrous ; branches slender, 4-angled. Leaves 2-8 lin. long, 

 ^-8 lin. broad ; lower lanceolate or ovate-lanceolate, sessile or narrowed 

 into a petiole ; upper gradually smaller. Pedicels 0-J hn. long. Calyx- 

 tube J-f lin. long, with 4 prominent and 8 rather inconspicuous ribs ; 

 lobes longer than or equalling the tube, 1-1^ lin. long, lanceolate- 

 subulate, tapering to a very tine arista-like point, membranous- 

 margined at the base. Corolla very pale lilac; tube lJ-2 lin. long ; 

 lobes f-1 lin. long, § lin. broad, ovate, acute. Stamens slightly unequal, 

 at first reaching to about the middle of the corolla-lobes, at length, by 

 elongation of the filiform filaments reaching to their tips ; anthers 

 ;^ lin. long, cordate-ovate, very obtuse, minutely apiculate, quickly 

 tailing off. St5'le |-1 lin. long, filiform, deciduous ; stigmatic-lobes 

 large, obovate, obtuse. Capsule about as long as the calyx, narrowly 

 oblong. 



ITpper Guinea. Lagos, Moloney ! 



Soutli Central. Congo Free State : Bangala, on the Congo, in moist sandy 

 places in Manihot fields, 1000 ft., Sens, C, 103 ! 



ItEozamb. Slst. German East Africa : Karagwe ; Bukoba, Stuhlmann, 

 3^84! 



2. N* Iceselioides, Oliver ere /ncZ. Kew. i. 311. Annual, 3-12 in. high, 

 simple or branched, erect. Stems slender, 4-angled ; flowering part longer 

 than the fiowerless part, racemose. Leaves membranous ; lower J-J in. 

 long, lanceolate or ovate-lanceolate ; upper lanceolate or linear, smaller. 

 Pedicels i-2J lin. long. Calyx 2-2}^ lin. long, conspicuously and 

 equally 8-ribbed ; lobes much shorter than the tube, elongate-deltoid, 

 very acute, rigid. Corolla-tube 2J-3-J lin. long ; lobes about | lin. long^ 

 ovate, pale blue. Stamens slightly unequal, about reaching to the base 

 of the corolla-lobes. Capsule much shorter than the calyx. — 

 Octoj)leura Iceselioides, Spruce ex Progel in Mart. Fl. Bras. vi. i. 212, t. 

 58, fig. 1 ; and var. comjmcta, Oliver in Trans. Linn. Soc. xxix. 113, 

 t. 78, fig. B. 



"Upper Guinea. Senegambia : inundated places by the River Casamanze 

 River, Hetidelot, 582 ! Nyayes, Sinedone, Konlaye and Koulikoro, Chevalier (ex 

 Hud). Sierra Leone : in forest on the way to Lester Peak, Scott-JElliot, 3853 1 

 French Guinea : Konakry, Maclaud (ex Sua). Southern Nigeria : Onitsa, Barter. 

 1761 ! Fernando Po and vicinity, Milne ! 



TStile Iiand. Madi: in swamps, *S'^e^e ^ Grant! 

 laO'^&T Guinea. French Congo: Brazzaville, moist sands of M\n\si, Brazza^ 

 121, Thollon, 123, 4058, Byhoxvski ; Niounvoux, Lecomte, 108; Gaboon. 

 D'uparquet (all ox Sua'). 



