85 
CotomBia: Andes of Pasto, Chimbalan woods, André 2951. 
31. T. pentagonum, Hughes, nov. sp. (Page 84, fig. B.) 
Herba scandens. Caulis gracilis, teres, ad nodos pubescens 
caeterum glabrescens. Folia stipulata; stipulae minutae, 
deciduae ; petioli graciles, subcirrhosi, 2-2-5 cm. longi; laminae 
glabrae, pentagonae, basi late vetusae, quinquelobae, lobis 
obtusis interdum minute apiculatis, lobo infimo cum intermedio 
fere confluente, terminale late ovato, nervis primariis rectis, 
circiter 2-5 cm. longae lataeque vel paulo latiores, partibus 
suprapetiolari et infrapetiolari ratione 3:1, supra subtusque 
rubro-marmoratae, epapillosae. Pedicelli graciles, vix cirrhosi, 
subpubescentes, ad 6 cm. longi. lores sei pubescentes, 
3 cm. longi; calcar rectum, anguste conicum, ad 2-3 cm. longum, 
basi 5 mm. diametro; sepala elliptico-ovata, obtusa; petala 
parva, haud exserta, spathulato-cuneata, superiora 5 mm. longa, 
inferiora 4 mm. longa, superne tenuissime dentato-ciliata. 
CoLomBIA : Boqueron de Bogota, 2800 m., André 770. 
32. T. trilobum, Hughes, nov. sp. (Page 84, fig. A.) 
Herbascandens. Caulis gracilis, ad nodos pubescens, caeterum 
glaber. Folia estipulata; petioli glabri, graciles, subcirrhosi, 
3-4 cm. longi; laminae glabrae, ambitu rotundato-ovatae, 
basi late convexae vel subtruncatae, trilobae, lobis latis obtusis, 
em. longae lataeque vel paulo _latiores, Mma tied supra- 
petiolari et infrapetiolari ratione 6-5: 1, marginis integris ve 
subcrenulatis, subtus rubro-marmoratae, epapillosae. Pedicelli 
graciles, subcirrhosi, vix petiolos superantes. lores glabri, 
extra coccinei, 2-5-3 em. longi; calcar rectum, conicum, 2 cm. 
longum, basi 6 mm. diametro; sepala elliptica, obtusa; petala 
haud exserta, atro-caerulea, 5 mm. longa, superne dentato- 
ciliata, dentibus 3, superiora late obovata in unguem angustum 
contracta, inferiora obovato-spathulata. 
Cotompia: Afradita near Fusagasuga, 2000 m., André 1386. 
X.—PHYTOPATHOLOGY IN THE UNITED STATES. 
E. J. Bouter. 
With the permission of the Committee of the Imperial Bureau 
of Mycology the Report by Dr. E. J. Butler, Director of the 
Bureau, on his visit to America during July and August 1921 is 
here reprinted with a few omissions and alterations. We are 
glad to have been allowed to bring the Bureau of Mycology and its 
value to the Empire to the notice of a wider public through the 
medium of the Bulletin: 
The immediate purpose of my visit to the United States was 
to attend a Conference on the diseases of cereals held by the 
American Phytopathological Society at St. Paul (Minnesota) and 
