— 19 — 



soneuro junioribus supra brevi piloso, nervis transversalibus 

 conspicuis ac parallelis circiter 45? inclinatis, basi biglandulosa 

 subtus siccitate pallidiora, 3,2-4 cm longa, médio 1,3-1,8 cm 

 lata, petiolus 3-4 mm longus. Cymae multiflorae, pedúnculo 

 petiolum aequante, pedicellis eo paullo longioribus, 4-5 mm 

 longis. Flores parvi fere nigri vel atro-purpurei. Sepala ova- 

 ta fusca, faucem corollae tion attingentia, axillis iutus glan- 

 dulosa glândula elata magna ; C0ROLLA extus quasi nigra et 

 glabra, intus atro-purpurea et íncano-papillosa pilis ad faucem 

 longioribus, pallide marginata, marginibus glabra ; goronae 

 utriusque phylla gynostegium superantia, lanceolato-ligulata, 

 pallide purpúrea vel albescentia, interiora quam exteriora 

 paullo breviora ; membrana antherarum orbicularis ; stigma 

 mamillare . 



Tabula nostra V. 



In silvuhs et in virguleis, solis quartzitosis, in Serra do Cipó, Minas: 

 Alvaro Silveira, Apr. 1905 ; n. 388 in herb. Silveira. 

 nota.— Species ob flores nigri! distinctissima. 



2. — DITASSA SUBULATA alv. silv. — Ra mi subli- 

 gnosi internodis approximatis, bifariam puberuli, parce 

 ramosi, flexuosi. Folia opposita elliptica basi cuneata (raro 

 sub-obovata), glabra, ad margines atque mesoneuron praeser- 

 tim pilosa, supra fuscescentia subtus pallidiora nervis trans- 

 versis rectis parallelisque nigrescentibus ac prominentibus, re- 

 tuso-acuminata, basi polyglandulosa, 4 cm longa, 2 cm lata, 

 petiolus brevis, glabrus, 5 mm longus. Pedunculus pedicel- 

 liquK petiolum sequantes, ii pubescentes. Calicis tubus sub- 

 nullus; sepala ovata dorso minute multiglandulosa, a lb o -mar- 

 ginata, faucem corollae paullo superantia, axillis uniglandu- 

 losa ; corolla pallide ferruginea, petalis lineari-lanceolatis 

 intus incano-papillosis ad faucem pilis longioribus, extus gla- 

 bra ; coronae exterioris phylla basi lanceolata, ápice longe 

 subulata, gynostegium valde superantia, interioris phylla li- 

 neari-subulata, minora quam illa exteriora, gynostegium autem 

 superantia ; stigma planum. 



In siccis atque saocosis locis camporum ex Serra da Treituba, Minas '. 

 Alvaro Silveira, Apr. 1897 ; n. 278 in herb. Silveira, 

 A. S. — 2 



