PLAXT^ EOGERSIAXiE 89 



Folia usque 10x6 cm., etsi ssepe minora, sc. 5-6*5 x 3"5 cm., 

 opaca, supm in sicco fuscescentia, subtus jmllidiora ; petioli 8-10 mm. 

 long. Stipulae usque 8 mm. long. Cym^e circa 5x6 cm. ; horum 

 pedunculus 1*5-3 cm. long. Pedicelli graciles 3-4 mm. lono-. 

 Ovarium 1 mm., calvx 1 mm. long. Corollas tubus 10 mm., lobi 

 5 mm. long. Antherae lineari-oblongae, apiculake, maxime torte, 

 4-5 mm. long. Stylus usque ad 13 mm. ex corolla eminens ; stigma 

 2 mm. long. 



Near P. Schumanniana F. Hoffm., but with several important 

 floral peculiarities. 



Pavetta Harborii, sp. nov. Suffrutex ramosus ; ramis ascenden- 

 tibus sat robustis mox glabris corticeque pallido circumdatis ; foliis 

 subsessilibus oblanceolatis apice basique obtusis membranaceis supra 

 minute pubescentibus deinde glabrescentibus subtus subtiliter griseo- 

 tomentosis ; stipulis ovatis acuminatis tardius dehiscentibus ; cymis 

 axillaribus subsessilibus laxe plurifloris ; pedicellis calvcem a^quantibus 

 breviterve superantibus ; ovario subgloboso uti' pedicelli calycesque 

 subtiliter griseo-tomentoso ; calyce campanula to breviter 4-dentato 

 dentibus deltoideis acutis ; corollcB 4-merse glabrae tubo calycem ter 

 excedente cylindrico lobis ovato-oblongis obtusis tubum circiter semi- 

 sgquantibus ; sfifpnate clavato apice bitido. 



Jiechuanaland, Mochudi; G. G. Harbor (Herb. Rogers, 6869). 



Planta verisimiliter 1-2-spitliamea. Folia pleraque 2*5-4x1- 

 1*5 cm., in sicco grisea; stipulae plerumque 3—4 mm. long. Cj^mae circa 

 2 x 2*5 cm. Pedicelli 2-3 mm. long. Ovarium 1 mm., calyx 2 mm. 

 long. Corollas tubus 7 mm. long., lobi 4 mm. Antherte lineares, 

 apiculate 3*25 mm. long. Stylus crassiusculus, usque 4 mm. exsertus; 

 stigma 2 mm. long. 



Still nearer P. Scliumanniana F. Hoffin. than the last. The 

 smaller pointed leaves of thinner consistence, the calyx with acuto 

 teeth and the narrower tube to the corolla are points worth men 

 tioning. 



Pavetta cataractarum, sp. nov. Bamulis inferne nudis cortice 

 jrallido obductis superne foliosis minute pubescentibus ; foliis majus- 

 culis obovatis vel lanceolato-obovatis obtusis basi in petiolum abbre- 

 viatum cuneatim angustatis membranaceis supra glabris subtus 

 minute pubescentibus ; cymis ad apicem ramuli subsessilibus densi- 

 Horis ; Jloribus 4-meris pedicellis cal3'cem superantibus insidentibus ; 

 ovario abbreviato cylindrico uti pedicellus calyxque griseo-pubescente ; 

 calycis segmentis oblongo-lanceolatis obtuse acutis ; corollm glabra? 

 tubo cylindrico-infundibulari calyce dimidio longiore lobis late ob- 

 longis obtusis tubum semiaequantibus ; stylo longe exserto ; stiymate 

 clavellato. 

 . Ehodesia, Victoria Falls ; No. 5553 : also at Kew from the same 

 locality ; Allen, 94. 



Folia pleraque 13-17x5*5-8 cm., in sicco griseola ; petioli 1*5- 



2 mm. long. Stipulae 5 mm. long. Cymae llorentes 3-4 x 5 cm. 



Pedicelli usque 7 mm. long. Ovarium vix 2 mm., calycis segmenta 



5*5-6 mm. long. Corollai tubus 8 mm. long., inferne 1*5 mm. sub 



Journal of Botany. — Vol. 57. [April, 1919.1, i 



