ALABASTRA DIVERSA 297 



Eami floriferi spicarum infimarum 5-10 mm. long., spicarum 

 reliquarum saepius 2-5-5 cm. long. Folia in sicco olivaceo-nigra, 

 majora 7-10 cm. long., 1-2 mm. (raro usque ad 5 mm.) lat., 

 minora + 3 cm. long. ; costa centralis optime eminens. Spicae 

 (flore panso haud exempto) 17 x 8 mm. Bracteae extimse 5-8 mm. 

 long., interiores usque ad 12 x 5-5 mm., horum spinas pleraeque 

 4 mm. long. Bracteolae 13 x 4-5 mm. Flores violaceo-albi. 

 Calycis segmentum posticum 17 X 3 mm. ; anticum 16*5 x 2-5 mm., 

 segmenta lateralia 16 mm. long., haec dorso eminenter carinata. 

 Corolla 17-5 mm. long.; tubus 7 mm. long., basi 2-75 mm., juxta 

 medium 2-5 mm., ore 4 mm. lat. ; limbus 10-5 x 5 mm. Fila- 

 menta 3 mm., antherae 2-25 mm. long. Capsulas non suppetunt. 



To be inserted next B. cuanzensis Welw., differing from it in 

 the even slenderer habit, the narrow leaves, the small spikes, and 

 the much smaller flowers not deep yellow as are those of the other. 



Blepharis decussata, sp. nov. Suffruticosa ramulis vetusti- 

 oribus prostratis distanter foliosis subteretibus scabride puberulis 

 ramulis junioribus erectis crebro foliosis scabride pubescentibus, 

 ramulorum vetust. foliis subsessilibus ovato-oblongis acutis basi 

 obtusis margine spinoso-serrulatis coriaceis glabris paribus juxta- 

 positis subaequalibus vel aliquanto inaequalibus ramulorum jun. 

 parvulis oppositis decussatis ovatis margine spinoso-serrulatis 

 glabris, spicis ramulos erectos solitatim coronantibus ellipsoideis 

 plurifloris, bracteis obovatis apice patentibus ipso acutis margine 

 juxta apieem sparsim spinoso-dentatis rigidis valide 3-5-nervibus 

 eiliolatis, bracteolis ut bracteao coriaceis dilutissimeque badiis has 

 leviter excedentibus linearibus longe caudato-acuminatis puberulis, 

 calycis bracteolas facile excedentis extus villosuli segmento pos- 

 tico ovato triente superiore angustato apice obtuso segmento 

 antico postico subaequilongo late ovato-lanceolato apice bifido 

 segmentis lateralibus quam cetera manifeste brevioribus oblongo- 

 lanceolatis acutis dorso carinulatis, corollas tubo ipso sub ore 

 subito constricto limbo trilobo. 



Hab. Angola, in open " Mumua " woods on the Eiver Cuito, 

 below La Macaca ; Gossweiler, 2817. 



Eamuli fertiles summum fere bispithamei ; horum internodia 

 solemniter 1-1-5 cm. long. Folia majora 20-35 x 8-12 mm. ; 

 ramulorum fertilium foHa 10-15 x 7-9 mm., in sicco griseo-viridia. 

 Spicas corolhs inclusis adusque 5 x 1-5 cm., sed saepius breviores. 

 Bracteas 12 x 6 mm. ; bracteolas 13-5 mm. long. Flores cyanei. 

 Calycis segmentum posticum 20 mm. long., anticum 19 mm.; 

 segmenta lateralia 10 x 4 mm. Corolla tota 29 mm. long.; tubus 

 6 mm. long., ima basi 2-5 mm., juxta medium 4 mm., sub ore 

 2-75 mm., ore 5 mm. lat. ; limbus extus villosulus, intus puberulus, 

 23 mm. long., dimidio proximali 8 mm. lat., dimidio distali 

 summum 16 mm. ; lobi latissimeol)Ovati, laterales apice rotundati, 

 intermedins emarginatus 5x6 mm. Filamenta 10 mm. long., 

 antheras 5 mm. Capsula ignota. 



Near B. tetrasticha Lindau, of which the fertile branches bear 

 somewhat similar though much larger decussating pairs of leaves, 

 but the bracts and bracteolos are entirely different. 



JouRNAii OP Botany. — Vol. 49. [Sept. 1911.] z 



