Polyblastia transwaalensis Müll. Arg. — Polystachya rigidula Rehb. f£ 207 
— transwaalensis Müll. Arg. 70, 79 
— velata Müll. Arg. 70, 428 
— ventosa Mass. 52, 263 
— verruculosa Müll, Arg. 71, 551 
—, endophloeode Arten. 63, 132 
—, spp. crit. 41, 550; 58, 8; 57, 137 
68, 151 
Polycarpaea atherophora Steud. 26, 763 
Polycarpon. tetraphylium L. 28, 33 
— —, Blütenstand. 34, 338 
— —, Morphologie. 43, 374 
—, spp. crit. 88, 755 
Polyenemum, Morphologie. 42, 641 
Polycoccum, spp. erit. 57, 143 
Polycoelia J. Ag. 35, 744 
Polyembryonie, Tulipa Gesneriana. 88, 37 
Polygala arvensis Willd., et spp. affin. 
53, 320 
— hospita Heuff. 36, 620 
— Senega L., Wurzel, Anatomie. 69, 1 
— serpyllifolia Fischer-Oost. 37, 98 
—, Blüte. 35, 586 
—, kleistogame Blüten. 98, 183 
—, Samen, Caruneula. 90, 343 
—, spp. crifs 26, 426; 42, 312 
Polygalaceae, Indien. 47, 380 
Polygonatum anceps, Doppelblüte. 89, 707 
— —, Kristalle von oxals. Kalk. 51, 307 
— vertieillatum, Stärkekörner. 76, 78 
Polygoneae, Blütenstand. 
Polygonum amphibium, Schleimbildung. 
78, 328 
— Bistorta, Entwickelung. 39, 269 
— cuspidatum Sieb. et; Zuec., 34, 523 
— fogopyrum, Nektarien. 62, 8 
— microcephalum DC, (Don). 
— Persicaria L., et spp. affin. 64, 493 
— truncatum Zoll. 3, 471 
—, Befruchtungsorgane. 69, 208 
—, Gebrauch. 46, 228 
—, Hybride. 62, 464 
—, spp. erit, 86, 185; 40, 766; 44, 361 
—,— auf Sizilien. 
Polymorphismus, Aira, 30, 551 
—, Algen. 69, 49 
Polyopes J. Ag. 88, 742 
Polypodiacese, Schildhaare. 69, 397 
—, Vorkeim. 82, 363 
—, Wurzel, 68, 119 
WW, 307 
— eilistum Willd,, Sporophyl. 30, 326 
— Heracleum, Blatt, Regeneration. 95, 
3883 
— Iycopodioides, Adventivknospen. 99, 
209 
— sarcopus Tsm. et Band, 49, 433 
— vulgare L., not. erit. 61, 508 
— — 3 ovatum Todaro. 61, 508 
— — y intermedium Strobl. 61, 508 
— — ö grandifrons Todaro. 61, 508 
— — : australe (F6e) Todaro. #1, 509 
— —, Prothallium. 61, 529 
— ‚spp. erit. 32, 237; 40, 308 
—,spp. auf Hawaii, 58, 422 
—, Sporen, Keimung. 61, 5öd 
Polypompholyx, Anatomie u. Morpho- 
logie. 8, 149 
Polyporus abietinus Fr. var. resupinatus 
Thüm. , 
— Biretum Kalchbr. 61, 441 
— sorruscans Fries. 36, 44 
— cupreo-nitens Kalchbr. 64, 237 
— decrescens Zoll. 80, 304 
— dispar Kalchbr. 61, 441 
— epipteleus Fr. 37, 761 
— fumosus Fr. var. ochroleueus Thm, 
, 204 
— glabratus Kalehbr. 61, 440 
— hololeueus Kalehbr. 61, 441 
— obversus Schultzer. 68, 79 
— pseudopargamenus Thm. 62, 95 
— sanguineus Mey. 62, 94 
— scanicus Fries. 86, 44 
— Spongia Fr. 87, 760 
— vibeeinus Fr. 88, 122 
—, Regeneration. 97, 244 
—, Sporen, Lagerung an der oberen Fläche 
des Hutes. 6,11 
—, Übersicht. 85, 682 
Polysaccharide als Reservestoffe, Bak- 
terien. ruchtk ® Dh 440 
Polysaccum, Fruehtkörper, Entwickelung, 
” Eu 79, 409 
—, Morphologie. 78, 67 
Polysiphonia cervieornis Kg. 80, 776 
— cuspidata Ag. 31, 416 
— dasyoides Zanard. 57, 489 
— dietyurus Ag. 81, 416 
— flavescens Zanard. 57, 490 
— Gelidi Zanard. 57, 490 
— hirsuta Zanard. 34, 84 
— möcranthra Zenard, 57, 490 
— mollis Hook. £. et Harr. 78, 13 
—- perpusilla Ag. 31, 416 
— spinuligera Zenard. 67, 490 
— thyrsigera Ag. 81, 416 
— utriculeris Zanard. 34, 34 
—, Kristalloide, 68, 69 
Polystachya Rcehb. £. 61, 77 
— Adansonise Rchb. f. 48, 185 
— angularis Rehb. f£, , 118 
— ceultriformis Rehb. £, var. Humblotü 
Rehb. £. 68, 379 
— Golungensis Rehb. £, 48, 185 
—— modesta Rehb, £. 5, 114 
—— nitiduls Behb, £. 50, 114 
— rigidula Rehb, £. 50, 117 
