No. 19. Herzog's bolivianische Pflanzen, 1 [1913]. 49 
CAMPANULINAE Barr. 1830. 
CAMPANULACEAE (A. ZAHLBRUCKNER u. K. RECHINGER). 
Wahlenbergia L. 
W. linarioides A. DC., Monograph. Campanul. p. 158. 
Milchendes Kraut auf dem Kamp bei Yacuiba. Blühend im Oktob. 
cire. 580 m ü. M. (no. 1051). — Auf steinigen Triften des Berg- 
gipfels über Vallegrande. Blühend im März. Blüthen blasslila. 
2550 m ü. M. (no. 1796). 
LOBELIACEAE (A. ZAHLBRUCKNER u. K. RECHINGER). 
Centropogon PRESL. 
C. Herzogi A. ZAHLBR. et RECHINGER n. sp. 
Frutex. Rami in parte superiore, in sicco quidem, compressi, 
sulcati, demum subteretes, fistulosi, in parte inferiore glabri, 
apicem versus pilis parvis sparsis obsiti. Folia omnia alterna 
approximata suberecta, internodiis multo longtora, petiolata, — 
petiolus subglaber, bine inde paucis pilis praeditus, subteres, 15— 
18 mm longus —, oblongo-lanceolata symmetrica, basi et apice acuta, 
apice cuspidata, recta, plana, 12—14 cm longa, 4 cm lata, mar- 
gine subtiliter eroso-dentata vel subcrenata, — dentes conferti —, 
supra opaca obtusa, glabra, subtus nitida solum in nervis pilis 
sparsis brevibus obsita; costa subvalida subtus prominula; nervi 
secundarii 17—21, angulo semirecto assurgentes, subcrenati. 
Flores in apice ramorum in axillis foliorum solitarii, longe pedi- 
cellati, folia subaequantes; pedicelli teretiusculi, in sicco vix com- 
pressi, erecti, obscuri, glabri, nitidi, ebracteolati, 9—11 em longi; 
receptaculum calycis globosum vel subglobosum, pilis brevibus 
sparsis obsitum, nigrescens; lobi calycis erecti, e sinubus latis 
acutis assurgentes, basi late triangulares, acuti, receptaculo breviores, 
integri, permanentes, extus imprimis margine pilis simplicibus, 
brevibus, albidis obsiti, intus glabri; corolla pro genere mediocris, 
purpurea, 3 em et ultra longa, extus subpubescens, pilis minutis- 
simis sparsis obtecta, intus glabra; tubus corollae longus, cylin- 
drieus, rectus, basi parum ampliatus, fauce obliqua, 2 em longus 
et 5—7 mm latus; lobi ecorollae omnes angustissimi, filiformes, 
acuti, omnes subaeguilongi, tubo corollae multo breviores; tubus 
filamentorum eylindrieus, rectus, ecrassiusculus, 1,5 cm 
longus, 4—5 mm erassus, a corolla liber, solum basi connatus; 
tubus antherarum brevis, crassus, fauce ampliatus, subeurvatus, 
glaber, sulcatus; antherarum 2 minores vertice piloso-penicillatae ; 
