MTSCELLA>EA AFRTCAXA 219 



Folia basalia summmn 3*5-4 cm. x 7-12 mm., srepius 2-3 cm. 

 long., 5-5 mm. lat. ; caulina plerumque 2"5-4 cm. x 3-4 mm. Spicse 

 nondum profecto evolutae circa 12 x 10 mm. Bractese 4-5 mm. long. 

 Bracteolae 2 mm. long. Calycis tubus 7 mm. long., inferne 1 mm. 

 superne 1"5 mm. lat. ; lobi 1'5 mm. long. Corollae tubus segre 

 9 mm. long., 1 mm. lat. ; lobi 3 x 2'5 mm. Filamenta longiora 

 1'5 mm. long., breviora '75 mm. ; antherae l-25-l*5 mm. long. 

 Ovarium 1 mm. long. ; stylus sursum clavato-lamellatus 2 mm. long. 



To be inserted in the genus next JB. pusillijlora S. Moore. The 

 diverse foliage and ovoid spikes at once point to sj)ecific difference. 



Buchnera congoensis, sp. nov. Caule simplici erecto circiter 

 spithameo quadrangulari scabiusculo crebro folioso ; foliis araplis 

 infimis rosulatis ovatis obtusissimis ceteris oppositis sessilibus oblongo- 

 oblanceolatis basi apiceque obtusis omnibus trinervibus utrinque 

 scabridisque ; spicis terminalibus sessilibus basi compositis subglobosis 

 densifloris ; bracteis obovatis acuminatis extus hispidule scabridis 

 quam bracteolae linear! -lanceolatse longioribus ; calycis tubo cylindrico- 

 ini'undibulari bracteam plane excedente plurinervi extus hispidule 

 scabrido lobis 5 subulatis breviter acuminatis inter sese paullulum 

 dissimilibus ; corollce tubo calyce paullulum breviore superne leviter 

 ampliato extus fere glabro lobis oblongo-obovatis obtusissimis ; Jlla- 

 mentis imberbibus antheris acuminatis. 



Belgian Congo, Kundelungu in moist places ; Kass?ier, 2787. 



Folia basalia 4-6 X 2-2'5 cm., cetera 5-7 X 1-2 cm., omnia in 

 sicco tenuiter papyracea. Bractese usque 10 mm. long., apicem 

 versus 4'5 mm. lat. ; bracteolae 7 mm. long. Calycis ttbus 11 mm. 

 long., inferne 1'5 mm. superne fere 3 mm. lat. ; lobi 2-2-5 mm. long. 

 Corollas tubus 10*5 mm. long., deorsum 1 mm. ipso sub limbo 2 mm. 

 lat. ; lobi circa 5x3 mm. Filamenta longiora vix 1 mm. long., 

 antherae 1*25 mm. Ovarium ovoideum, 1*5 mm. long. ; stylus quam 

 ovarium duplo longior. 



Can be distinguished easily from its nearest ally B. anclongensis 

 Hiern by the much larger bracts, the longer and differently-shaped 

 calyx vv^ithout hairs on the ribs, and the larger corolla. 



Buchnera orgyalis, sp. nov. Planta orgyalis : caule erecto sursum 

 ramoso subtereti scabride pubescente ; foliis sessilibus inferioribus 

 oppositis vel suboppositis oblongo-oblanceolatis obtusis prominenter 

 5-nervibus utrinque scaberrimis superioribus saepius alternis nisi sub- 

 oppositis lineari-oblanceolatis obtusis trinervibus scaberrimis ; spicis 

 terminalibus raro itaque ex axilla summa oriundis subsphaeroideis basi 

 compositis ; bracteis obovatis obtusissimis cuspidulatis dorso mar- 

 gineque hispidulis quam bracteolae oblongo-obovatae obtusissime hispi- 

 dulae paullo longioribus; calycis tubo subc^dindrico (basi paullulum 

 angustato) 10-nervi 5-lobo lobis breviter triangularibus hispidulis ; 

 corollce tubo calycem facile superante parum incurvo extus glabro 

 lobis oblongo-obovatis obtusissimis intus basi pilosulis ; Jilamejifis 

 longioribus puberulis antheris utrinque acutis. 



Angola, open *' Mumua " woodsj at Katoco-Kubango ; Gossweih-r, 

 3823. 



(To ba contimied.) 



R 2 



