592 ^- Schneider: Morphologie und Systematik der Siphonogauien 1909. [181 



The so-called Hindi cotton appearing as a eontamination of Egyptian 

 cotton show to be related to Mexican varieties of Cotton. Egyptian cotton 

 seems to be an American race of the See Island type. — W. T. Swingle im 

 Bot. Centrbl. 



1533. Cook, 0. F., Mc Lachlan, A. and Meade, R. M Study of diver- 

 •sity in Egyptian cotton. (Bull. Dept. Agric. Washington, 1909, 60 pp., 6 pl.| 



1534. Pinlow, R. S. Sida fibre. (Agric. Journ. India, IV, 1909, p. 200—202.) 

 Nicht gesehen. 



1535. Friedel, J. Remarques sur le developpement du pistil chez 

 les Malvacees. (Ass. franc. Avanc. Sc, XXVII, 1908 [1909], p. 528—530.) 



Siehe „Anatomie" 1908. 



1536. Fries, Rob. E. Entwurf einer Monographie der Grattungen 

 Wissadula und Pseudabutilon. (K. Svenska Vetenskabsak. Handl., XLIII, 1908, 

 No. 4, 114 pp., 10 Taf.) N. A. 



Da die Arbeit nicht leicht zugänglich ist, geben wir die lateinischen 

 Bestimmungsschlüssel der Gattungen und Arten wieder: 



I. Wissadula (Gris.) K. Schu. Ovaria- 1-ovulata; carpidia monosperma. 



I. Folia rotundato-ovato, basi profunde cordata; carpidia rostro 3 — 4 mm 

 longo coronata W. divergens (Benth.) Benth. et Hook. f. 



II. Polia subtriangularia, basi truncata vel leviter cordata; carpidia api- 

 culo !/ 2 mm longo instructa. 



II. Ewuissadula K. Schu. Ovaria 3-ovulata, ovulis omnibus vel rarius abortü 

 2 vel 1 evolutis; carpidia vulgo trisperma. 



I. Folia integra [in nudiflora interdum crenulata]. 



A. Corollae 3 — 7 mm longa. 



1. Carpidia infra medium conspicua transversum constricta in loculamenta 

 bina incomplete divisa. 



a) Pedunculi calyque glabri vel tomentosi, sed setis rigidis destituti. 

 * Flores conspicua pedunculati, axillares vel in panicula plus minus effusa 

 dispositi. a. Carpidia parva v. mediocria, cum rostris 5 — 9 mm. longo, f Folia 

 subtriangularia (lateribus subrectis), apicem versus sensim angustata, basi 

 truncata vel late. cordata. ° Carpidia breviter ( J / a — 1 mm) apiculata — Folia su 

 pra sparsa (in var. antülarum densius) stellato-hirsuta vel subglabra; carpidia 

 minute puberula. IV. periplocifolia (L.) Presl. = Folia supra pilis densissimis 

 stellatis vestita; carpidia glutinosonitentia, puberula et sursum pilis stellatis 

 majoribus instructa TV. paraguariensis Chod. 00 Carpidia longe (2—3 mm) 

 rostrata. IV. diffusa R. E. Fr. ff Folia orbicularia, ovata vel oblonga (lateribus 

 curvatis), vulgo abrupte acuminata, basi rotundata v. vulgo anguste ac profunde 

 cordata. ° Folia supra glabra, puberula v. tomentosa. — Folia basi rotundata, 

 vel leviter lateque cordata, supra glabra v. minutissime puberula. f Fructus 

 4-merus; carpidia 5 — 6 mm longa, acuta sed erostata. W. boliviana R. E. Fr. 

 jf Fructus 5-merus; carpidia 8 mm longa et insuper 1 — 1,5 mm longe rostrata 

 W. patens (St.-Hil.) G-arcke. = Folia basi profunde et vulgo anguste cordata, 

 supra tomentosa, rarius glabriuscula. f Fructus 4— 5-merus, calycem plus 

 duplo excedens. W. amplissima (L.) R. E. Fr. ff Fructus 3— 4-merus, minutus 

 et calycem vix superans. IV microcarpa R. B. Fr. o0 Folia supra pilis 

 simplicibus adpressis laxe strigosa. W. excelsior (Oav.) Presl. ß. Carpidia 

 magna, cum rostris 12— 14 mm longa. W- parvifiora (St. HU.) R. E. Fr. ** Flores 

 subessiles v. breviter pedunculati, in inflorescentia cylindrica subspicaeformi 

 «ollocati. TV. densiflora R. E. Fr. 



