290 



Hydristyles— Hylas 



Syn.: Epigynanthus Bl. 1825, Ixia Spr. 1825, etc. 

 Hydristyles § A. DC. corr. -is = Begonia 

 Hydrobatrachium § Delp. = Ranunculus 



ill; 14. HydrobryumEndl.1841, Podostemonac. 



Sp. 1. India or. 



Hydrocallis § PL = Leuconymphaea 

 Hydrocalyx Triana = Juanulloa 

 Hydrocarpaea § A. Gray corr. -us = Bidens 

 „Hydrocarpus Dietr." = Hydnocarpus 

 Hydrocera Bl. corr. Hk. & Th. == -as 



166; 2. Hydroceras Bl. 1825, Balsaminaceae 



Sp. 1. India or. — Java 



Syn.: Tytonia G.Don 1831 



„Hydrochaeris GMS." = Hydrocharis 

 Hydrocharella BHgp. w Spruce" = seq. 



18; 12. Hydrocharis L. 1737, Hydrocharitaceae 



Sp. 6. Reg. temp. & calid. 



Syn.: Nymphaeola Heist. 1748 



§ 1 Euhydrocharis OK. 



§2 Limnobium OK. (Rich.) 



§3 Hydromystria OK. 1898 (G.F. W.Mey.) 



G. foss. Hydrocharites Weber 1896 ? Hydro- 

 charitaceae 



20; 78. Hydrochloa Beauv. 1812, Graminaceae 



Sp. 1. Carolina, Florida 



Hydrochloa Hartm. 1819 = Panicularia 

 Hydrochylus § K. Schum. = Cactus 

 „Hydrocleis Rchb.* = seq. 

 Hydrocleys Rich.„Comm." c, Clem. =s seq. 



17; 4. Hydroclis Rich. 1815, Butomaceae 



Sp. 3—4. America trop. austr. 



Syn.: Vespuccia Pari. 1854 



„Hydrocotile Crantz" = Hydrocotyle 



225; l. Hydrocotyla L. 1737, Umbellaceae 



Sp. —130. Reg. calid. & temp. 



* Umbellae simplices 



§1 Euhydrocotyla DC. em. foliis peltatis 



§2 Trisanthus OK. (Lour.) foliis cordatis 



§ 3 Solandera OK. (L. 1759; Centella L. 1760, 



§ DC.) foliis basi ± acutis 



§4 Trachymena OK. (Rudge 1811 ; Didiscus 



DC. 1828) foliis ± dissectis 



** Umbellae saepius compositae 



§ 5 Micro pleura Baill. (Lag.) foliis ± cordatis 



§ 6 Siebera OK. (Rchb. 1828, Platysace Bge. 



1845) foliis diversis sed non peltatis non cordatis. 



Differentia stipularum et petalorum variat; cfr. 

 Hydrocotyle corr. = -a [Rev. gen. 



Hydrogeton corr. = Hydrogiton 

 Hydrogiton Lour. = Potamogiton 



Pers. = Aponogiton 

 .Hydrolaea Dumort." = Hydrolea 

 Hydrolapathum § Dumort. = Rumex 

 Hydrolea L. = Nama 

 „Hydrolia Thouars" = praec. 

 Hydrolythrum Hk. f. = Rotala 

 .Hydromestes BHgp." = seq. 

 Hydromestus Scheidw. = Aphelandra 

 „Hydromistria Bartl." = Hydromystria 

 Hydromystria G.F. W.Mey. = Hydrocharis 

 Hydronastes § Rchb. = Carex 

 Hydropeltis Mchx. = Brasenia 



Hydrophaca Hall. = Lemna 

 Hydrophace Hall. c. Steud. = Hydrophaca 

 [Hydrophila Ehrh. = nom. sp. hie excl.j 

 „Hydrophilax A. Rich." = seq. 



267; 314. Hydrophylax L. f. 1781, Aparinaceae 



Sp. 3. Litora oceani indici 



Syn.: Sarissus Gaertn. 1788 



Hydrophylla § Dumort. = Lemna 

 ,Hydrophyllax Raf. a = Hydrophylax 

 .Hydrophyllon Ad. a = Hydrophyllum 



248; l. Hydrophyllum L. 1737, Hydroleaceae 



Sp. 6. America bor. 



§1 Euhydrophyllum Peter 



§2 Viticella BHgp. (Mitch. 1748; Decemium 



Raf. 1817, § A. Gray) 



„Hydrophytum Rchb." = Hydnophytum 

 Hydropiper § Endl. (Fourr.) = Elatine 

 Hydropityon Gaertn. f. = Terebinthina 

 Hydropityum Steud." = praec. 

 Hydropoa § Dumort. = Panicularia 

 Hydropyrum Link = Zizania 

 Hydropyxis Raf. = genus n. s. n. 

 Hydroschoenus Zoll. & Mor. = Cyperus 

 .Hydrosia E. Mey." = Dolicholus 

 Hydrosme Schott corr. -a = Corynophallus 

 Hydrospondylus Hask. = Hydrilla 



112; i. HydrostachysThouars 1806, Hydrostachy- 



Sp. — 16. Madagascar, Africa austr. [daceae 

 „Hydrostis Rchb." = Hydrastis 

 Hydrotaenia Ldl." = Tigridia 

 Hydrothrix Hk. f. = Hookerina 

 B Hydrotiche A. Juss." = Hydrotriche 



254; 62. Hydrotriche Zucc. 1832, Scrophulariac. 



Sp. 1. Madagascar 



Hydrotrida Steud. „W.* = Monniera 

 Hydrotrophus Clarke = Blyxa 

 Hyeronima Allem. corr. Walp. = Hieronyma 

 B Hyeronyma Durand" = praec. 

 [Hygea Kl. 1848 = nom. nud. excl.] 



259; 77. Hygea Hanst. 1853, Gesneraceae? 



Sp. 1. Chile 



246; 3. Hygrocharis Hochst. 1842, Convolvulac. 



Sp. 1. Abyssinia 



Syn.: Nephrophyllum A.Rich. 1851 



Hygrocharis Nees 1842 = Triodon 1805 

 Hygrochilus Pfitzer = Renanthera 



263; 22. Hygrophila R.Br. 1810, Acanthaceae 



Sp. ± 30. Regio tropica 



§1 Asteracantha HBgp. (Nees 1832) 



§2 Euhygrophila Clarke em. 



§3 Hemiadelphis BHgp. (Nees) 



§4 Polyechma Lindau (Hochst. 1841) 



§5 Physochilus Lindau (Nees) 



§6 Nomophila Lindau (Bl. 1826) 

 .Hygrorhiza Bth.* = Hygroryza 



20; 90. Hygroryza Nees 1833, Graminaceae 



Sp. 1. India or. 



Syn.: Potamochloa Griff. 1836 

 Hylacium Beauv. = Uragoga 

 Hylaea § Gris. = Galium 

 Hylalectryon § Irmisch = Anemone 

 Hylas DC. .Bigel." = Myriophyllum 



