2 A. Cogniaux, A. Lingelsheim, F. Pax und H. Winkler. 
cule caudato-acuminatis, basi subrotundatis, 5-nerviis, vix reticulatis, 
subtus ad nervos nervulosque leviter furfuraceis caeteris utrinque glabris; 
paniculis majusculis, late pyramidatis, multifloris; floribus minutis, 4- 
meris, brevissime pedicellatis; calyce vix furfuraceo, campanulato, lobis 
brevissimis, late triangularibus; ovario glaberrimo, triloculari. 
Frutex 3—5 m altus, ramis gracilibus, obscure tetragonis. Petiolus 
gracilis, 1—1!, cm longus. Folia patentissima, supra saturate viridia, 
subtus satis pallidiora, 18—23 cm longa, 6—9!/, cm lata, nervis gracili- 
bus, subtus valde prominentibus, exterioribus gracillimis; nervulis trans- 
versalibus subtus leviter prominentibus. Paniculae 12—15 cm longae, 
ramis patulis, gracilibus, satis ramulosis. Pedicelli filiformes, 1— 1!/; mm 
longi. Calycis tubus 2—2!/, mm longus latusque; lobi */, mm longi. 
Petala flavescentia, ovata, acutiuscula, 3—3!/; mm longa. Staminum fila- | 
menta 3—3!/, mm longa; antherae valde arcuatae, 3 mm longae; calcar 
1 mm longum. Stylus 8 mm longus. 
Affinis G. Moritzianae Cogn. 
Bolivien: Charopampa bei Mapiri, 570 m (Buchtien,. no. 1706, 
1722). . 
54. Miconia congesta Cogn., nov. spec. (Sect. Eumiconia $ Pani- 
culares.) 
Ramulis obscure tetragonis, junioribus pedunculis calycibusque bre- 
vissime denseque stellato-puberulis; foliis chartaceis, longiuscule petio- 
latis, oblongis, subabrupte breviterque acuminatis, basi acutis, inte- 
gerrimis, triplinerviis, subtus ad nervos leviter stellato-furfuraceis caeteris 
utrinque glaberrimis, nervulis transversalibus gracillimis subtus non vel 
vix prominentibus; panieulis majusculis, multifloris; floribus minutis, 
sessilibus, 5-meris, dense congestis subglomeratis; calyce late campanu- 
lato, limbo tenuiter membranaceo, brevissime obtuseque 5-dentato, demum 
transverse circumscisso; connectivo basi breviter producto, antice obscure 
bicalcarato. 
Arbor 20 m alta, ramulis robustiusculis, leviter nodosis, adultis gla- 
berrimis. Petiolus gracilis, leviter stellato-furfuraceus, 2—3!/, cm longus. 
Folia patenti-reflexa, siccitate valde fragilia, supra viridi-olivacea et niti- 
dula, subtus viridi-grisea, ut videtur 10—15 cm longa, 4—51/, em lata, 
nervis gracilibus, supra tenuiter impressis, subtus valde prominentibus. 
Paniculae 8—10 cm longae, ramis gracilibus, patulis, elongatis, satis 
ramulosis. Calyx cinereus, 2 mm longus. Petala oblique lateque obo- 
vata, 2!, mm longa. Antherae rectae, 13/, -2 mm longae. Stylus gra- 
cilis, superne leviter incrassatus, 2—3 mm longus. 
Affinis M. prasinae DC. 
Bolivien: San Carlos bei Mapiri, 750 m (Buchtien, no. 1680). 
55. Miconia Buchtienii Cogn., nov. spec. (Sect. Glossocentrum). 
Tota glaberrima vel in juventute vix furfuracea; ramis junioribus 
obtuse tetragonis; foliis breviter petiolatis, membranaceis, late elliptico- 
ovatis, acutis vel abrupte breviterque acuminatis, basi subrotundatis, 
margine integerrimis vel vix undulatis breviter adpresse sparseque 
——— vs dé RE 
A ON 
