40 MISC. PUBLICATION 797, U. S. DEPT. OF AGRICULTURE 
Cogniaux, Alfred. Coup d’oeil sur la végétation des environs de Visé. 
Bul. Soc. Roy. Bot. Belg. 3: 81-92. 1864. 
Topography, etc.; list of 100 vascular plants, with localities—See also 
Hardy, Apollon. Coup d’oeil rapide sur Vhistoire de la botanique au pays 
de Visé. 15 p. 21.5 cm. Visé, 1922. (Historical notes, with lists of rare 
or interesting vascular plants. Not seen; title and annotation supplied by 
W. Robyns.)—Also Bouillenne, Raymond. Relevé des plantes qui furent 
determinées, en septembre 1920, sur les ruines de Visé. Bul. Soe. Roy. Bot. 
Belg. 55: 19-27. 1922. (Annotated tabular list of 74 vascular plants found 
on the ruins of Visé, destroyed in August 1914; discussion of methods of 
introduction, etc.) 
Dahmen, M. Contribution 4 Vhistoire de la botanique en Pays Wallon. 
Les noms wallons des plantes. Bul. Bot. Liégeois 1: 4-49. 19387. (With 
Arch. Inst. Bot. Univ. Liége v. 18.) 
Systematic lists, with French and Walloon vernacular names, of native and 
non-native vascular plants; not intended to be complete. Refers mainly if 
not entirely to Province of Liége. (Processed publication.)—See also Bastin, 
above, and additional references there given. 
Desfresne, Jules. Vocabulaire du régne végétal a Coo et aux environs. 
dead a Liégeoise Lit. Wallone 49: 169-194. 1907. (Harvard College 
rary. 
Alphabetical list of Walloon vernacular names, with French vernacular 
names, botanical names, and some annotations; includes also terms relating 
to parts of plants, etc.—See also ‘Bastin, above, and additional references 
there given. 
Donckier, Auguste. Catalogue des plantes des environs de Goé classées 
d’aprés leurs altitudes. Bul. Soc. Roy. Bot. Belg. 10: 67-75. 1871. 
Briefly annotated list of vascular plants divided into groups according to 
altitudinal range.—See also Thielens, Armand. Trois jours d’herborisation 
aux environs de Goé, Welkenraedt et la forét d’Hertogenwald. l.c. 9: 406- 
418. err (Account of different localities and habitats with short lists of 
species. 
Fonsny, Henri, and Collard, Ferdinand. Florule de Verviers et des ses 
environs comprenant les espéces indigénes et subspontanées ainsi que la 
flore exotique des graviers. 2 p. l., xliii, 402 p. 15.5 em. Verviers, 1885. 
(British Museum (Natural History) library.) 
Annotated, keyed flora of vascular plants and Characeae, with localities 
for scarcer species—See also Beaufays, above, and additional references 
there given. 
Frédéricq, Léon. En nouvelle Belgique. Guide du promeneur et du 
naturaliste dans le district de Malmédy. 2. éd. 115 p. map. 19 cm. 
Bruxelles, 1924. 
General description of the country and vegetation with annotated list of 
principal vascular plants. (Not seen; title and annotation supplied by W. 
Robyns.)—See also Siegers, below. 
Germay, R. L’herboriste verviétois. Recueil de 100 plantes médicinales 
qui croissent dans l’arrondissement. 47 p. 18.5 em. Verviers, 1889. 
List of 100 plants, alphabetically pe by French vernacular names, 
with Walloon names, brief description, and uses. Botanical names are not 
given.—See also Bastin and Beaufays, above, and additional references 
there given. 
Lebrun, Francois. Florule des environs de Spa. Bul. Soc. Bot. France 
20 (Sess. Extraord.): exxii-cxlvi. pl. 3 (map). 1873. 
Geology, with lists of localized species; annotated list of vascular plants 
and Characeae.—See also Lejeune, below. 
Lejeune, A. L. S. Flore des environs de Spa, ou distribution selon le 
systeéme de Linnaeus, des plantes qui croissent spontanément dans le 
département de |’Ourte et dans les départemens circonvoisons ... 2 v. (254; 
350, vili p.). 21 em. Liége, 1811-1813. (Gray Herbarium library.) 
Annotated, briefly descriptive flora of vascular plants.—See also his Revue 
de la flore des environs de Spa. Contenant |’énumération de toutes les 
plantes y décrites, avec les observations, les descriptions, ies additions et les 
corrections nécessaires pour la mettre le plus possible 4 la hauteur de la 
