Addenda et Corrigenda. 
4 
Tylocarpus Wst. 5642. 
Ulek Walp. 5593. 
Ulricia Jacq. 747G. 
Unannea Std. 7972. 
Urgenia Wight, 3458b. 
Urocnide Blume 47 63f. 
Urtica Burm. 4763. 
Urticella Miq 4744a. 
Uvifera Pluk. 11784/1. 
Valcarcella Std. 12500. 
Valenzuela Std. 10652. 
Vallantia Dtr. 6627. 
Yalota Dumovt. 3697. 
Vanhouttea Lemr. 8411. 
Variolaria Sternb. 2621. 2633 (a). 
Vasargia Std 5853. 
Vasconcellea Planch. 9905. 
Vautheria Wst. 3215. 
Vellaquezia Wst. 4958. 
Veltis Adans. 6236u. 
Verniseckia Std. 10480. 
Veronicella DC. 9541 a. 
Vetiveria Virey 3084. 
Viborgia Std. 5611. 
Vicentia Dtr. 3180. 
Viereya Std. 87l3c. 
Vigolina Poir. 5854. 
Vitidaea Dumort. 8701 k. 
Vittadenia Std. 5417. 
Vittadina Walp. 5417. 
Vitteria Reuss 2370. 
Yittmania Wight 10829. 
Yittmannia Dtr. 11283. 
Yonkhout Wst. 1977. 
Vriesea Beer 3770. 
Vriesia Gaudich. (3793/1] Del. 
Yrolickia Std. 7899. 
Walkulfa Std. 12789. 
Watzonia Dumort. 3646. 
Weissa Schrank 2235. 
Wenlandia Dumort. 9274. 
Werniseckia Wst. 10480. 
Whitea Dtr. 8362. 
Wiborgia HBK. 5611. 
Willemeta Gmel. 4835. 
Willugbeia Dumort. 7059. 
Withleya Dumort. 7870d. 
Woodwillea Walp. 5479. 
Wormbia Dtr. 9363. 
Wurmbaea Std. 3381. 
Xantheum Wight 6527. 
Xanthiophoea Std. 7437h. 
Xanthochysmus Dumort. 10437. 
Xanthoreseda G. Don 9747. 
Xanthorhaea Dumort. 3524. 
Xanthosmia Std. 4359. 
Xantorrhiza Dtr. 9434. 
Xenophontia Arrab. 6526/1. 
Xiphizusa Rchb. f. 3843. 
Xyloaloe Rurnph. 5125. 
Xylociste Adans. 12792. 
Xylocyste P. Browne 12792. 
Xylopicron Adans. 9317. 
Xylopicrum P. Browne 9317 . 
Xymalobium Std. 7236. 
Xyridium Std. 3626e. 
Yermoloffia Wst. 7521. 
Zacintha Arrud. 8535. 
Zacynthia Beckm. 6445. 
Zalucania Std. 5698. 
Zauscheria Std. 11497. 
Zedoaria Burm. 12907/1. 
Zeocrithum Beckm. 3018a. 
Zeopyrum Irin. 3018a. 
Zetocapnia Link & 0. 3755. 
Zeuxina Std. 4171. 
Zichia Std. 12279. 
Ziera Dumort. 11343, 
Zizyphora Dumort. 7487. 
Zoogloea Cohn 318/1. 
Zuxine Wight 4171. 
Zuzygium Auct. 11750. 
Zygosepalon Rchb. f. 3981/1. 
Zygosepalum Rchb. f. 3981/1. 
