1918] CURRENT LITERATURE 73 
chilia, Comocladia, Astronium, Myginda, Homalium, Schismocarpus (a new 
genus of Loasaceae), Cuphea, Ardisia, and Bouvardia. 
Britton’ has described a new Scirpus (S. Congdoni) from California, 
which is the species from the Pacific states heretofore called S. atrovirens. 
Miss BurtINGHAM® has described 4 new species of Russu/a from Massa- 
chusetts. 
FARWELL’ has described 17 new varieties of Michigan plants, distributed 
among 9 families; and has also published a list of rare or interesting plants 
from the state. 
FERNALD® has described a new species of Littorella (L. americana), one of 
our rarest plants, and heretofore referred to the European L. uniflora. The 
same author,? as a result of his study of Epilobium from various regions, has 
published a number of new varieties and combinations and discussed several 
critical forms. 
REENMAN,” in continuation of his monograph of Senecio, has presented 
TOMENTOsI, recognizing 35 species, 2 of which are new, occurring in California 
and Colorado. The descriptions are accompanied by a full bibliography and 
liberal citations of exsiccatae, especially such as occur in American herbaria. 
JOHNSTON and BRuNER™ have described a new species of Phyllachora 
(P. Roystoneae) found on the leaves of the royal palm (Roystonea regia) growing 
in Cuba. It is described as forming “‘ conspicuous = carbonaceous masses 
Several centimeters long on the midribs of the leaves.’ 
[AcBRIDE” has described new species in Tricyrtis, Atriplex, Lotus, Loma- 
lium er and Cirsium, and presented the results of his studies of numerous 
other fo 
MovRRIL1,% in continuation of his studies of the Agaricaceae of tropical 
North America, has begun the presentation of the subtribe Agaricanae, 
‘Britton, N. L., An undescribed Scirpus from California. Torreya 18:36. 
fig. r. 1918. 
° BURLINGHAM, GERTRUDE S., New species of Russula from Massachusetts. 
Mycologia 10:93-96. 1918. 
* FARWELL, O. A., New species and varieties from Michigan. Mich. Acad. Sci. 
Rep. 1917. PP. 247-262. 
* FERNALD, M. L., The North American Littorella. Rhodora 20:61, 62. 1918. 
: Padre etc. Rhodora 20:1-10, 29-39. 1918. 
* GRE N, J. M., Monograph of the North and Central American species of 
the genus Seals Part II. Ann. Mo. Bot. Gard. 5:37-108. pls. 4-6. 1918. 
* JOHNSTON, J. R., and Bruner, S. C., A Phyllachora of the royal ae Mycolo- 
Sia 10:43, 44. pl. 2. 1918. 
** MACBRIDE, J. Francis, Ne th ts, mostly North Ameri- 
can Liliaceae and Chenopodisceae.. ‘Coutts. Gray Herb. LN. S. no. 53. pp. 1-22. 1918. 
‘* Murritt, Wiiuiam A., The Agaricaceae of tropical North America. VII. 
Mycologia ro: 15-35. 1918. 
