Le Markstein est une station d'altitude le long de la route des Crêtes entre le Grand Ballon et le Hohneck.
- Acer pseudoplatanus L. - MANTZ E. - [France, Alsace - 68-Ranspach] - Markstein - X = 950122 - Y = 2335439 - 20/ 6/1912 - STR-13495.
- Arnica montana L. - JARDIN BOTANIQUE DE STRASBOURG - [France, Alsace - 68-Oderen] - Alsace, Haut-Rhin, Markstein - X = 950361 - Y = 2335658 - 1960 - STR-200700700.
- Dactylorhiza traunsteineri (Sauter) Soo - MANTZ E. - [France, Alsace - 68-Oderen] - Markstein - X = 950361 - Y = 2335658 - 1912.
- Dianthus deltoides L. - IN HERBIER MANTZ E. - [France, Alsace - 68-Ranspach] - Markstein - X = 950122 - Y = 2335439 - 30/ 9/1831 - STR-1735.
- Drosera rotundifolia L. - TISCHMACHER J.P. - [France, Alsace - 68-Oderen] - Markstein - X = 950361 - Y = 2335658 - 8/1926 - STR-50646.
- Epikeros pyrenaeus (L.) Rafinesque - JAEGER P. - [France, Alsace - 68-Ranspach] - Markstein - X = 950122 - Y = 2335439 - 28/ 8/1957 - STR-13961.
- Epilobium duriaei Gay ex Godron - KAPP E. - [France, Alsace - 68-Oderen] - Markstein - X = 950361 - Y = 2335658 - Alt. 1300 m, - 7/1960 - STR-26681.
- Epilobium duriaei Gay ex Godron - KAPP E. - [France, Alsace - 68-Oderen] - Markstein - X = 950361 - Y = 2335658 - Alt. 1300 m, - 11/ 7/1959 - STR-26682.
- Epilobium montanum L. - MANTZ E. - [France, Alsace - 68-Oderen] - Markstein - X = 950361 - Y = 2335658 - 20/ 6/1912 - Herbier(s) : Herbier Emile Mantz - STR-28071.
- Epilobium montanum L. - MANTZ E. - [France, Alsace - 68-Oderen] - Markstein - X = 950361 - Y = 2335658 - 20/ 6/1912 - Herbier(s) : Herbier Emile Mantz - STR-28072.
- Gentianella campestris (L.) Börner - JAEGER P. - [France, Alsace - 68-Oderen] - Markstein - X = 950361 - Y = 2335658 - 28/ 8/1957 - STR-24484.
- Hieracium lachenalii C.C. Gmelin subsp. anfractuosum (Fries) Zahn - RETZ B. DE - [France, Alsace - 68-Ranspach] - Markstein - X = 950122 - Y = 2335439 - 1/ 8/1957 - STR-17429.
- Sambucus ebulus L. - POLYCARPES J. - [France, Alsace - 68-Oderen] - Forêt, Markstein - X = 950602 - Y = 2335997 - 8/1950.
- Saxifraga stellaris L. - MANTZ E. - [France, Alsace - 68-Ranspach] - Markstein - X = 950122 - Y = 2335439 - 14/ 7/1907 - STR-7012.
- Silene rupestris L. - TISCHMACHER J.P. - [France, Alsace - 68-Oderen] - Markstein - X = 950361 - Y = 2335658 - 7/1928 - STR-50627.
- Sorbus aria (L.) Crantz - MANTZ E. - [France, Alsace - 68-Oderen] - Markstein, Vosges - 20/ 6/1912 - Herbier(s) : Herbier Emile Mantz - STR-59255.
- Stellaria nemorum L. - MANTZ E. - [France, Alsace - 68-Ranspach] - Markstein - X = 950122 - Y = 2335439 - 20/ 6/1912 - STR-2195.
- Thymus alpestris (Celak.) Tausch ex A. Kerner - DEBRAY M. - [France, Alsace - 68-Oderen] - Markstein - X = 950361 - Y = 2335658 - 15/ 7/1965 - STR-25530.
Les hautes chaumes du Markstein