80 



attenuatae, glabrae. Capitula radiata, lutea, disco r^l-3 cm 

 diametro; involucri segmenta subtriseriata, subaequalia, 7-8 mm 

 longa. linearia, acuta, glabra; ligulae 0-8-1 cm, longae, 4 mm. 

 latae. Pappi setae copiosae, albae. 



South Africa. Transvaal : near Modderfontein, Conrath 



1320. 



much. 



more erect branches of the corymb 



tlower-heads at once distinguisb it. 



1483. Senecio sulcicalyx, N. E. Brown [Compositae-Sene- 

 cionidae] ; aifinis S^ crassttlaefoliij Sch. Bip., sed caulibus multo 

 brevioribus et gracilioribus, pedicellis longioribus, involucre 

 conspicue sulcato et antheris purpureis bene distinguitur. 



Herha succulenta humilis. Caules et ravii 1-3 cm. longi, 3 mm. 

 orassi, glabri, subnodosi, virides. Folia subconferta, adscen- 

 dentia, 1*5-4 cm. longa, 6-8 mm. lata, 4^6 mm. crassa, carnosa, 

 semitereti-lanceolata, supra depressa et sulcata, subtus valde 

 convexa, apice acuta, basi in petiolum brevem attenuata, viridia, 

 lanca. Pednnculus usque ad 7 cm. longus, 1-5 mm. crassus, apice 

 urcatus \el uniramosis, viridis, leviter glaucescens. Pedicelli 

 2-3 cm. longi, glauci. Capitula discoidea, 20-flora 8-9 mm. 

 diametro. InvolucruTn 6-7 mm. longum, 4-4"5 mm. diametro, 

 cylindricum, breviter 12-13-dentatum, glaucum, profunde 

 12-13-atro-sulcatum. Corolla tubularis, 5-loba, alba. Stamina 

 exserta, purpurea, polline lutea. Styli luteo-albi. 



South Africa. Little N'amaqualand : in crevices of quartz and 

 granite rocks on the upper north-west slopes of a bill south- 

 west of Chubiessis, Pearson 6198. 



1484. Dobera Alleni, N. E. Brown [Salvadoraceae] ; aflBnis 

 Z>. loranthifoliaey Warb. sed foliis latioribus, petalis obtusioribus, 

 tubo stamineo subduplo breviore apice inter filamentas dentate, 

 antheris hand apiculatis et stylo duplo longiore differt. 



ArhoT magna, cortice ramorum cinereo. Folia opposita, 

 glabra; petiolus 5-8 mm, longus; lamina 4-5-7-5 cm. longa, 

 2'2-4*5 cm. lata, lanceolata, ovata vel elliptica, obtusa vel 

 subacuta, basi obtusa vel late rotundata, subtrinervia. Paniculae 

 axillares, foliis breviores, 2-5 cm. longae, 2"5-6 cm, latae, 

 ramis oppositis vel alternis minute tomentosis. Flores sessiles, 

 oppositi vel suboppositi. Calyx 2-2-3 mm. longus, subcampanu- 

 lato-tubulosus, apice breviter et obtuse 4-dentatus, minutissime 

 tomentosus. Petala 4, erecta, 3 mm. longa, 1*5 mm. lata, elliptica 

 vel lanceolata, subacuta, glabra. Glandulae disci 4, magnae. 

 Tubus stamineus 1*6 mm. longus, apice inter partes liberas 0'25 

 mm. longas filamentorum minute dentatus ; antherae erectae, 

 1 mm. longae, deltoideo-ovatae, subobtusae nee apiculatae, basi 

 cordatae. Ovarium cum stylo vix 2 mm. longum. Fructus 

 immaturus, ovoideus, subacutus, calycem longe excedens. 



Tropical Africa. Portuguese East Africa : Antari, Allen 95. 



This curious genus althougb undoubtedly allied io Salvadota, 

 yet in its free petals, stamens united into a tube and the four large 



ands exterior to the staminal tube, ehows considerable affinity 



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