No. 2, June, 1921] TAXONOMY OF VASCULAR PLANTS 227 



var. pseudo-chinensis, Astragalus setsureianus, Phellodendron molle, Acer palmatum Thunb. 

 var. pilosum, A. pictmn Thunb. var. horizontale, Tilia amurensis Komarov var. rufa, T. amu- 

 rensis Komarov var. koreana. — E. B. Payson. 



1564. Omang, S. O. F. Hieracium-Sippen der Gruppe Alpina aus dem siidlichen Nor- 

 wegen. III. [Hieracium forms of the group Alpina in southern Norway.] Nyt Mag. Natur- 

 videnskaberne 56: 69-106. 1919. — Studies of Hieracium during July-August 1913 in moun- 

 tain districts has resulted in the publication of the following new species: H. applicans, H. 

 callianthum, H. dissotocum, H. excreturn, H. eucalpideum, H. euphyllotum, H. helinense, H. 

 limatum, H. lomochnoum, H. monacroides, H. mutilescens, H. nannocephaloides, H. nanno- 

 cephalum, H. odontolipes, H. paramecodes, H. paramorphum, H. sceletum, H. sordidiceps, 

 H. tanycladum, H. tenellescens, and H. tenuiceps. — A. Gundersen. 



1565. Parker, R. N. Erythrina glabrescens sp. nova. Indian Forester 46:647-648. 

 1920. — A new tree reaching a height of 50-60 feet and a girth of 5-6 feet is described from 

 India. — E. N. Munns. 



1566. Pfeiffer, H. Ficiniae speciebus novis aucta. [New species of Ficina.] Herbarium 

 54:33-34. 1920. — New species and varieties of Ficinia, mostly from South Africa, are de- 

 scribed as follows: Ficinia atrosiachya, F. dasystachya C. B. Clarke var. Burchellii, F. Schlech- 

 teriana, F. thyrsoidea, F. canaliculata, F. decidua, F. Trinkleriana. — H. A. Gleason. 



1567. Piper, C. V. A new genus of Leguminosae. Jour. Washington [D. C] Acad. Sci. 

 10: 432^35. 1920. — Monoplegma is proposed as a new genus to which is referrred one species, 

 M. spherospermum, from Costa Rica. Superficially this plant resembles species of Cana- 

 valia but floral characters indicate that its relationship is much closer to Dolichos. — Helen 

 M. Gilkey. 



1568. PuGSLET, H. W. Notes on the British hawkweeds. Jour. Botany 58: 281-285. 

 1920. — The notes were compiled in connection with an attempt to work out the British hawk- 

 weeds, Hieracium, of which during the past 25 years 250 gatherings have been made. A 

 brief historical sketch of the study of this genus in Britain is given. Fourteen species are 

 listed with accompanying notes on distribution, specific validity, and nomenclature. Hiera- 

 cium holophyllum Linton 0. angustisquamum is described as new. — K. M. Wiegand. 



1569. RusBY, H. H. Descriptions of three hundred new species of South American plants 

 with an index to previously published South American species by the same author. 8 vo., 170 p. 

 Published by the author: New York, December 20, 1920.— The following species of flowering 

 plants, mostly from Colombia and Bolivia, are described as new to science: Xanthosma bili- 

 neata, Tillandsia triangularis, T. attentuata, T. marantoidea, Dioscorea recurva, D. frutescens, 

 D. truncata, D. Herbert-Smithii, D. hastatissima, Renealmia orinocensis, Myrica costata, 

 Pouzolzia platyphylla, P. petiolata, Boehmeria sordida, Pilea macrophylla, Sahagunia colom- 

 biana, Myriocarpa magnifica, M. obscura, Roupala discolor, Struthanthtis divaricatus, Aetan- 

 thus ovalis, Dendrophthora stricta, D. striata, Agonandra granatensis, Apodanthes tribracteata, 

 Jillionia craterimorpha, Berberis ovalifolia, B. densifolia, Cissampela tomentocarpa, Hyper- 

 baena trinervis, Duguetia pauciflora, D. rostrata, Trigynaeia anastomosans, Oxandra ovata, 

 Nectandra amplifolia, Ocotea flavescens, O.flexuosa, 0. alloiophylla, Sparattanthelium Sprucei, 

 Lepidium angusti folium, Radicula scabra, Morisonia elliptica, Elaeodendron macrophyllum, 

 Brunellia boliviana, B. Brittonii, Weinmannia lyrata, Licania venosa, Parinarium pachy- 

 phyllum, Moquilea cuspidata, M. orinocensis, Rourea laxiflora, Tournatea costata, Lotoxalis 

 phaseolifolia, L. manihotoides, Xanthoxalis unduavensis, X. flagellata, X. mollissima, X. 

 biflexa, lonoxalis pazensis, I. Buchtienii, Erythroxijlon densum, E. uniflorum, Picramnia 

 villosa, Protium mucronatum, P. orinocense, Cedrela boliviana, Trichilia oblanceolata, Byr- 

 sonima Herbert-Smithii, Pterandra opulifolia, Heteropteris rhombifolius, Tetrapteris alloi- 

 carpha, T. tenuistachys, Securidaca orinocensis, S. vensoa, Monnina Buchtienii, Phyllanthus 

 heteromorpha, Croton bondaensis, C. cienagensis, C. obtusus, C. ochromaefolius, Acalypha 



