Floristik, Geographie, Systematik etc. 169 



The author describes the botanical characters of Rhiis Toxico- 

 dendvon and the ill effects it frequently causes. The jiiice of the 

 plant is also an indelible marking ink. W. G. Freeman. 



Brandegee, T. S., Plantae Mexicanae Purpusianae. (Univ. 

 of Calif. Publ. Bot. III. p. 377—396. May 24, 1909.) 



Descriptions of the following new species, mainly from below 

 Tehuacan: Tradescnntia stenopliylla, Echeandia piisiUa, Setchel- 

 lanthus n. gen. [Capparidaceae) with 5. caeruleus, Miinosa Furpusii, 

 M. Purpurn cnUiandroides , M. rnixtecana, Acacia Purpusü, Dalea 

 teniata, Bro}ig}iiartia mollicida, B. hiisana, Xanthoxyliim Piirpiisii, 

 Atnyris moiiophylla, Biirsera asplenifolia , Buxtis mexicana, Tapirira 

 Piirpiisii, Acanthothamnus n. gen. {Celastraceae) with A. viridis, 

 Thoninia? ijisigins, Condalia pedunculata, Sphaeralcea cvenulata, 

 Hibisciis iochromiis , Ayenia mollis, Foiiquieria Piirpiisii, Adelia ro- 

 tiindifolia, Gonolobus pectinatus, G. Piirpiisii, G. iuconspicuus. Di- 

 chondropsis n. gen. (Couvolvidaceae) with D. nivea, Cuscuta alata, 

 C. tiiberculata, Loeselia Purpusü, Beurreria strigosa, Cithaxerylutn 

 tetratneruni , Clerodendron mexicamun, Scutellaria saxicola, Stachys 

 coUina, Tridax luisatin, Hymenotrix purpurea, Senecio Purpusü, 

 Greenman, Vigniera Purpusü, EnceUa tnontana, Otopappus xavJho- 

 carphus, Peryineniuiu coUiuuin, Verhesina petroplüla , and V. rnixtecana. 



Trelease. 



Britten, J., Notes from the National Herbarium. (Journ. 

 of Bot. XLVIII. 554. p. 41—46. 1909.) 



The author in this contribution clears up the synon3^m3" of 

 Galiuni bermudense, Linn., Triosteiim hirsutiim, Roxb., Paederota 

 bonaespei, Linn., and Convolvulus roseus, Mill. He deals further with 

 the generic names Coriou, Mitchell, and Coniptonia, sometimes attri- 

 buted to Banks; points out that the name ''Bambos Arundo, Solav.d.'' 

 is really Arundo Barnbos, Soland. ined.; and identifies Daphne 

 Americana , Mill. D. Prain. 



Bpitton, N. L. and J. N. Rose. Thompsonella, a new genus of 

 Crassulacene from Mexico. (Contr. U. S. Nat. Herb. XII. p. 391 — 

 397. pl. 44—45. May 10, 1909.) 



Based on Echeveria minutiflora, and containing two species: 

 T. minutiflora {E. munitiflora Rose) and T. platyphylla. Trelease. 



Druee, G. C, List of British Plants containing the Sper- 

 mophytes, Pteridophy tes, and Charads, found either 

 as natives or growing in a wild State in Britain, Ire- 

 land, and the Channel Islands. (Clarendon Press. Oxford. 

 XVI, 104 pp. Price 2s. Id.) 



A numbered list of the species of British plants, with their 

 varieties. together with man}" introduced and allen species, arranged 

 in their Genera and Natural Orders in the sequence of Bentham & 

 Hooker's Genera Plantarum. The frequency or varietes of a 

 species is indicated by a numeral showing the number of botanical 

 vicecounties in which the plant is found. A. B. Rendle. 



