Floristik, Geographie, Systematik etc. 357 



N°. 101 — 104 bringt S. nigricans £ Sm. (darunter Photographie 

 nach dem Original des Smith 'sehen Herbars) und $ (Fries ex p., 

 non Sm.) [darunter 2 Photos aus dem Wahlenberg'schen Herbar, 

 von Wbg. selbst als 5. phylieijolia bezeichnet]; n°. 105—115 umfas- 

 sen den Bastard S. nigricans X phylieijolia L., davon 105 — 108 1". 

 subnigricans (mit sf. producta <^, sf. majalis [Whlbg., S. majalis 

 Wbg. Fl. Läpp. p. 270J $, sf. majaliformis ?, sf. angusta %)\ n". 106 

 f. androgyna sf. apicomascula; n°. 109—114 f. median s (mit sf. />«/'- 

 /wra ^\ st. perphylieijolia J, sf. acropsila J. sf. acropsiloides $, sf. 

 glabriuscula j, sf. laevifolia $; n u . 115 f. subphylieifolia sf. nigrina 

 ?; n°. 116—120 5. phylieijolia £ u. $ (darunter Photographien des 

 sterilen Originals im kleinen Linne'schen Herbar des Institut de 

 France [vgl. Toepffer, Salicolog. Mitteil. n°. 2. 1909. p. 105]; n°. 

 121 — 140 5. nigricans Enand. X glauca L. und zwar n". 121 — 126 f. 

 subnigricans (mit sf. pernigricans $ [und ssf. nndula $], sf. extenuata 

 2, sf. longipedunadata $, sf. Rudbeckiana [Laest., S. nigricans var. 

 Rudbeckiana Laest. in And. Sal. Läpp. p. 58, icon. photogr. nach 

 Laestadius' Original], sf. adumbrata $, sf. camura $, sf. dubia $); 

 n ü . 127—135 f. medians (mit sf. serrata </, sf. gyranogastra [und ssf. 

 hoeghedensis ?, ssf. varians $ , ssf parvistigmata <j>, ssf. parvifolia $ 

 (XX 5. parvifolia Ands. in D.C. Prodr. XVI, 2 p. 283), ssf. subpelli- 

 lifolia $, ssf. integra $, ssf. malmagensis $); n°. 135- 140 f. snbglauca 

 (mit st. holocentra £ und sf. borealis [Fries, 5. nigricans Sm. *borea- 

 lis Fr. Bot. Notis. 1840 p. 193] cT et $, sf. lasiotricha cf, sf. serrulata 

 (?, praeserrata $, sf. Linnaeana [Laest., 5. nigricans var. Linnaeana 

 Laest. in Ands. Sal. Läpp. p. 59], sf. Lnndi $, sf. nivalis [Fries, 5. 

 glauca c. nivalis Fr. Mant. I. p. 44] §; n°. 141 — 148 5. phylieijolia X 

 glauca f. medians (mit sf. longida </*, sf. longinqua J, sf. atricula J, 

 sf. Warodelli $, sf. tanyphylla $, sf. pallida $, sf. tanystyla 5, sf. 

 miscella J, sf. enallaga $, sf. endasygena $, sf. extensa $, Wichurae 

 [S. Wichurae Ands. in Bot. Notis. 1867. p. 112] J, sf. paraglauca $; 

 n°. 149, 150 S. phylieijolia X glauca f. medians (sf. denudata [Laest., 

 5. Lapponum v. denudata Laest. j ,/ und sf. Lundstroemii $). 



Hinsichtlich der z. T. sehr komplizierten Synonymie muss ich 

 auf das Original verweisen. Toepffer. 



Harper, R. M., The Hempstead Plains, a Natural Prairie 

 on Long Island. (Bull. amer. geogr. Soc. XLIII. p. 351—360. 

 5 fig. May 1911.) 



A description of 50 Square miles of treeless country found within 

 an hours side of New York City in west central Long Island. 

 The characteristic natural prairie Vegetation is considered, as well, 

 as that along Meadow Brook, which bisects the grassland run- 

 ning from north to south. J. W. Harshberger. 



Holm, Th., Mollugo verticillata L. (Am. Journ. Sei. XXXI. p. 525— 

 532. fig. 1-9. June 1911.) 



The various views concerning the systematic position of this 

 plant are discussed, and the writer has reached the conclusion that 

 the genus might represent a little family of its own, allied in some 

 respects to the Caryophylleae, but not to Tetragonia or Mesembryan- 

 themum. Several interesting points are discussed and figured, for 

 instance the anisophylly, the leaves being opposite and of very 

 different size, furthermore the seedling-stage, and the internal 

 strueture. The root-strueture is normal, and very simple, the stem- 



