Sckultesia.] lxxxvii. gentiane^ (baker and brown). 559 



8. SCHULTESIA, Mart.; Benth. et Hook. f. Gen. PI. ii. 811. 



Calyx tubular, 4-winged, 4-toothed. Corolla funnel-shaped; seg- 

 ments 4, broad, contorted. Stamens 4, inserted in the corolla-tube ; 

 filaments filiform, sometimes winged towards the base ; anthers oblong, 

 not twisted. Ovary 1 -celled ; placentas little or much intruded ; ovules 

 many; style filiform ; stigma 2-lobed. Capsule 2-valved. Seeds small, 

 foveolate. — Erect simple or branched annuals. Leaves sessile. 

 Flowers in terminal cymes. 



Species 15, natives of Tropical America. 



1. S, stenophylla, var. latifolia. Mart, ex Proyel in Mart. FL 

 Bras. vi. i. 207. An erect annual 3-18 in. high, 3-1 8- flowered. Stems 

 simple or branched above, 4-angled in the upper part. Leaves in 4-r» 

 pairs, sessile, ovate-ianceolate or narrowly oblong, ascending, mem- 

 branous, J-lJ in. long. Flowers cymose, on short erect pedicels. 

 Calyx 6-7 lin. long, scarious, strongly winged and veined ; segments 

 narrowly lanceolate-subulate. Corolla-tube as long as the calyx ; seg- 

 ments obovate, J in. long and about as broad. — S. senegalensis, Baker 

 in Kew Bulletin, 1894, 26. 



Vpper Guinea. Senegambia, Heudeloty 551 ! Gambia : by the River 



Gambia, Brown-Lester, 39 ! 



Probably introduced from Brazil. 



9. NEUROTHECA, Salisb. ex Benth. et Hook. f. Gen. 

 PI. ii. 812. 



Calyx tubular, 8-12-ribbed ; lobes 4. Corolla-tube narrowly funnel- 

 shaped or cylindric ; lobes 4, ovate, contorted. Stamens 4, inserted 

 below the middle of the corolla-tube and reaching to its mouth or 

 exserted, slightly unequal ; filaments filiform ; anthers shortly oblong, 

 erect, not twisted. Ovary oblong, 1-celled; placentas very slightly 

 intruded ; ovules many ; style filiform ; stigma 2-lobed, Capsule 

 membranous, 2-valved. Seeds minute, reticulated. — Dwarf herbs. 

 Leaves opposite. Flowers solitary (very rarely 2) in each axil, forming 

 long or short racemes or crowded in terminal corymb-like clusters. 

 Species 7, 1 also in Brazil and Guiana. 

 Calyx-tube unequally 12-ribbed, equalling or shorter 



than the teeth 1. N. Iongideti$. 



Calyx-tube equally and prominently 8-ribbed, longer 

 tlian the teeth. 

 Inflorescence occupying the greater part of the 

 stems. 

 Lower leaves ^-1 in. long ; corolla 3-4 lin. long. 2. X heselioides. 

 Lower leaves up to 2| in. long; corolla 5 lin. 



long . . . . . . . Z. y. robusta. 



Inflorescence occupying only the terminal part of 

 the stems. 

 Flowering stems often crowned with a tuft of 



leaves 4. N. rupicola. 



