164 W. Ruhland. — Eriocaulaceae. 



stipantes oblongae, acutae, fuscae, summo dorso pilosae, ciliatae; püi illarum et peri- 

 goniorum pallide flavidi, obtusi, vix elavulati, extus laeves, intus granulosi; flores mas- 

 culi et feminei mixti, subsessiles; flos (j*: sepala 3, basi breviter connata, late obovata, 

 breviter apiculata, pilosa; flos Q: sepala 3, Ulis floris q* similia, angustiora; petala 3, 

 libera, latiuscule oblonga vel spathulata, rotundato-obtusa, ciliata, hyalin a, tenerrima; 

 Stylus breviusculus ; Stigmata 3, apice bifida, caduca; appendices 3, filiformes, apice 

 papillosae. 



Brasilien: Prov. Minas Geraes; Serra de Caparaö (W. Schwacke n. 6711 — 

 blühend im Februar 1890). 



93. P. aretioides Ruhl. n. sp. — Caulis hypogaeus paullum elongatus, lignosus, 

 crassus, bi- vel triceps, foliorum cicatricibus radicisque fibris subsimplicibus, olivaceo- 

 brunneolis instructus, usque 2 cm longus, 4 — 7,5 mm crassus. Folia in ramorum per- 

 brevium apicibus densissime rosulata, patenti-diftusa, lanceolata, recurvata, mucronulato- 

 acuta, dein mucrone destituto obtusa, rigida, crassiuscula, plana, subtus glabra, supra 

 pilis longis, appressis dense villosa, demum a basi glabrescentia, 1 — 1,5 cm longa, 

 medio 1,5 — 2 mm lata. Pedunculi pauci (2 — 3), in ramo uno, per singulos in axillis 

 foliorum dispositi , pilis appressis sparse hirsuti, mox glabri, leviter costati vel fere teretes, 

 3 — 4 cm longi; capitula globosa, griseo- villosa, calvescentia, decidua, usque 1 cm lata; 

 vaginae arctiusculae, folia circiter adaequantes, striatulae, juventute pilosae, cito glabrae, 

 lamina acuta, ovata, mox lacerato-destructa, 3 — 4 cm longae; bracteae involucrantes late 

 ovatae, coriaceae, concavae, dorso et margine pilosae, fuscae; receptaculum pilosum; 

 bracteae flores stipantes oblongae, acutae, fuscae, ciliatae; pili illarum et perigoniorum 

 subhyalini, acutiusculi, extus laeves, intus granulosi; flos <^f: pedicellatus, sepala 3, ob- 

 longo-spathulata, acuta, dorso subtus comato-pilosa, fusca; flos Q: sepala 3, Alis floris qj* 

 similia; petala 3, oblonga, ciliata, hyalino-albida, tenera; germen tricoccum, globoso- 

 ovatum; Stylus brevissimus, Stigmata 3, plana, apice bifida; appendices 3, breves, 

 papillosae. 



Brasilien: Prov. Minas Geraes; Diamantina (W. Schwacke n. 8501 und 8488 — 

 blühend April 1892); ebendaselbst, bei Biribiry und Formacäo (Glaziou n. 20003 und 

 20004 — - blühend im März und April). 



Nota. Species habitu Leiothrici lanuginosae subsimilis, sed florum structura etc. valde 

 diversa. 



§ 4. Vivipari Ruhl. 



A. Caulis paullum elongatus; folia tenui-membranacea. 



a. Sepala floris Q obtusa 94. P. filosus. 



b. Sepala floris Q acutiuscula 95. P. viridulus. 



B. Caulis perbrevis; folia fere rigidulo-membranacea 96. P. cephalopus. 



94. P. filosus Ruhl. n. sp. — Caulis hypogaeus paullum elongatus, a basi ramosus, 

 ramis perbrevibus, simplicibus, fertilibus auctus. Folia in caule demortua, in ramis 

 caespitosa, sparsa, lanceolato-linearia vel linearia, basi angustata, acuta, tenui-mem- 

 branacea, juventute utrinque puberula, mox calva, 1 — 5 cm longa, medio usque 2,5 mm 

 lata. Pedunculi in ramis per complures vel multos aggregati, torti, teneri, fragiles, 

 plerumque applanati, compluries striati, flexuosi, molliter pilosi, demum glabri, folia 

 multo superantes, 3 — 14 cm longi; vaginae laxae, quam folia duplo breviores, oblique 

 vel fere transverse truncatae, glabriusculae, 3 — 4 mm longae; capitula minuta, subtus 

 fusco-brunnea, summitate albo-villosa, globosa, raro verticaliter paullum elongata, saepe 

 rursus folia pedunculosque complures proliferentia, 1,5 — 2 mm lata; bracteae involu- 

 crantes tenerrimae, cito destructae, paucae, fuscae, late ovatae, obtusiusculae, ciliatae ; 

 receptaculum pilosum; bracteae flores stipantes Ulis similes, angustiores vel oblongo- 

 ovatae, acutiusculae, apice ciliatae; pili bractearum perigoniorumque valde globoso- 

 clavati, extus laeves, intus dense granulosi, hyalini, non tuberculati; flos q?: sepala 3, 

 ovata, obtusiuscula, fusca, apice ciliato-pilosa ; flos O: sepala 3, spathulata, obtusa, 



