1878 Fields number on the database for Leopoldo Horst, later, Kurt-Ingo Horst

All Acanthocalycium Arrojadoa Arthrocereus Brasilicereus Brasiliopuntia Brasiliparodia Castellanosia Cereus Cipocereus Cleistocactus Coleocephalocereus Cylindropuntia Denmoza Discocactus Echinopsis Epiphyllum Espostoopsis Facheiroa Frailea Gymnocalycium Harrisia Hatiora Leocereus Lepismium Lobivia Mediolobivia Melocactus Micranthocereus Monvillea Neowerdermannia Notocactus Opuntia Oreocereus Parodia Pereskia Pilosocereus Pseudoacanthocereus Pterocactus Pyrrhocactus Quiabentia Rebutia Rhipsalis Selenicereus Setiechinopsis Soehrensia Stephanocereus Stetsonia Tacinga Tephrocactus Trichocereus Uebelmannia Wigginsia      

23 / 47

20 - 40 - 80

Species	Field number	Locality	Picture
Notocactus ibicuiensis	HU 792	Macambará, Rio Grande do Sul, Brazil
Frailea sp.	HU 793a	Itaqui, Rio Grande do Sul, Brazil
Frailea sp.	HU 793	Itaqui, Rio Grande do Sul, Brazil
Frailea sp.	HU 794	Sierra da Gruta, Rio Grande do Sul, Brazil
Frailea sp.	HU 795	Barragem do Itu, Rio Grande do Sul, Brazil
Notocactus fuscus	HU 796	Barragem do Itu, Rio Grande do Sul, Brazil
Notocactus fuscus	HU 796a	Barragem do Itu, Rio Grande do Sul, Brazil
Rhipsalis sp.	HU 797	Barragem do Itu, Rio Grande do Sul, Brazil
Notocactus sp.	HU 797	Santiago, Rio Grande do Sul, Brazil
Frailea sp.	HU 798	Brazil : Rio Grande do Sul (Uruguaiana)
Frailea sp.	HU 799	Harmonia to Quarai, Rio Grande do Sul, Brazil
Notocactus spinibarbis	HU 800	Rivera to Livramento, Rio Grande do Sul, Brazil
Notocactus eremiticus	HU 801	Santana do Livramento, Rio Grande do Sul, Brazil
Notocactus mammulosus v. brasiliensis	HU 802	Quarai, Rio Grande do Sul, Brazil
Frailea tenuissima	HU 803	Santana do Livramento, Rio Grande do Sul, Brazil
Frailea sp.	HU 804	Rivera, Rivera, Uruguay
Notocactus ritterianus	HU 805	Dom Pedrito, Rio Grande do Sul, Brazil
Notocactus megapotamicus	HU 806	Dom Pedrito, Rio Grande do Sul, Brazil
Notocactus ritterianus	HU 807	Dom Pedrito, Rio Grande do Sul, Brazil
Notocactus arechavaletae	HU 808	Dom Pedrito, Rio Grande do Sul, Brazil
Frailea gracillima	HU 809	Dom Pedrito to Bagé, Rio Grande do Sul, Brazil
Notocactus sellowii	HU 810	Rio Camaqua, Dom Pedrito, Rio Grande do Sul, Brazil
Rhipsalis sp.	HU 811	Julio de Castilhos, Rio Grande do Sul, Brazil
Frailea albicolumnaris	HU 812	Sao Francisco de Assis, Rio Grande do Sul, Brazil
Notocactus purpureus	HU 813	Santa Maria, Rio Grande do Sul, Brazil
Notocactus purpureus	HU 814	North-East of Santa Maria, Rio Grande do Sul, Brazil
Notocactus horstii v. purpureiflorus	HU 815	Candelaria, Rio Grande do Sul, Brazil
Arrojadoa rhodantha ssp. rhodantha aff.	HU 816	Riacho de Santana, Bahia, Brazil
Epiphyllum phyllanthus	HU 817	Divinópolis, Minas Gerais, Brazil
Notocactus macracanthus	HU 818	Rivera, Rivera, Uruguay
Notocactus erinaceus	HU 819	Dom Pedrito, Rio Grande do Sul, Brazil
Echinopsis oxygona v. brevispina	HU 820	Loreto, Rio Grande do Sul, Brazil
Rhipsalis sp.	HU 821	Agudo, Rio Grande do Sul, Brazil
Notocactus ritterianus	HU 822	Dom Pedrito, Rio Grande do Sul, Brazil
Notocactus arnostianus	HU 823	Dom Pedrito, Rio Grande do Sul, Brazil
Micranthocereus haematocarpus	HU 824	Itacu, Bahia, Brazil
Pilosocereus atroflavispinus	HU 825	Itacu, Bahia, Brazil
Arrojadoa rhodantha ssp. rhodantha aff.	HU 826	Jacaraci, Bahia, Brazil
Arrojadoa rhodantha ssp. rhodantha aff.	HU 827	Petrolina, Pernambuco, Brazil
Arrojadoa rhodantha ssp. rhodantha aff.	HU 828	Lagoas, Bahia, Brazil

23 / 47

Collecting plants or seeds may be prohibited in some countries! Please refer to the regulations in force.