Floristik, Geographie, Systematik etc. 287 



radtii, C. Grayana latifolia f. grandis, C. Grayana lanaiensis, C. 

 Grayana nervosa, C. Oliveri (C. Hillebrandi Oliver), C Kohalae, C. 

 halaweusis, C. umbracculiflora, C. KalLchii tristis [C. tristis Hillebr.), 

 and C. Macraei parvula. Trelease. 



Rock, J. F., New species of Hawaiian plants. (Bull. Torrey 

 Bot. Club. XLV. p. 133-139. pl. 6. Apr. 1918.) 



Cyanea Giffardii, C. rollandioides , Rollandia angustifolia (R. 

 longiflora angustifolia Hillebr.), Lobelia oahnensis, and Straussia 

 glomerata. Trelease. 



Rock, J. F., Notes on Hawaiian Lobelioideae , with descrip- 

 tions of new species and varieties. (Bull. Torrey Bot. Club. 

 XLIV. p. 229-239. pl. 9—16. May 1917.) 



Contains as new: Cyanea noli-me-tangere, C. Copelandii, C. Fer- 

 naldii, C. Remyi, C. iruncata {Rollandia Rock), C. angustifolia Hü- 

 lebrandii, C. angustifolia lanaiensis, C. ferox horrida, C. Grimesiana 

 cylindrocalyx, C. Hardyi, Lobelia kanaiensis villosa, and L. Gaudi- 

 chaudii coccinea. Trelease. 



Safford, W. E., Notes on the Genus Dahlia, with descrip- 

 tions of two new species from Guatemala. (Journ. Wa- 

 shington Acad. Sei. IX. p. 364—373. f. 1— 4. July 19, 1919.) 



Contains as new: Dahlia Popenovii and D. Maxonii. 



Trelease. 



Sargent, C. S., Notes on North American trees. III. Tilia. 

 1. (Bot. Gaz. LXVI. p. 421—438. Nov. 1918.) 



Fifteen species are differentiated for the United States, the 

 following appearing as new: Tilia nuda, T. nuda glaucescens, T, 

 nuda brevipeduneulata, T. venulosa, T. venulosa multinervis, T. litto- 

 ralis, T. littoralis discolor, T. crenoserrata, T. floridana austvalis (T. 

 austmlis Small), T. floridana oblongifolia, T. floridana hypoleuca, and 

 T. Cocksii. Trelease. 



Standley, P. C, Rubiales: Rubiaceae (pars). (N. A. Flora. XXXII. 

 p. 1—86. Dec. 28, 1918.) 



Contains as new: Chimarrhis ferruginea {Rustia ferruginea 

 Standl.), Portlandia Shaferi, Portlandia albiflora Britt. & Harris, 

 Isidorea cubensis, Clavenna tetrandra (Peplis tetrandra L.). Housto- 

 nia procumbens (Anonymas procumbens Wolt.), H. floridana, Neo- 

 masaea Shaferi, Acrosyyianthus parvifolius Britt., A. latifolius, A. 

 lucidus Britt., A. trachyphyllus, Rondeletia Ehrenbergii K. Schumann, 

 R. Langlassei, R. darienensis, R aspera, R. Bourgaei, R. pansama- 

 lana, R. Galeottii, R. Deamii (Bouvardia Deamii Donn. Sm.), and 

 R. costaricensis. Trelease. 



Swingle, W. T., Merrillia, a new rutaeeous Genus of the 

 tribe Citreae, from the Mal ay Pen ins ula. (Philipp. Journ. Sei. 

 C. Bot. XIII. p. 335-343. pl. 5-6. Nov. 1918.) 

 Based on Murraya caloxylon Ridley. Trelease. 



Trelease, W„ Bearing of the distribution of the existing 



