No. 3, January, 1922) TAXONOMY, VASC. PLANTS 217 



1425. Pearsall, William Harrison. Hagstrom's critical researches on the Potamoge- 

 tons. Bot. See. and Exchange Club British Isles Rept. 5: 701-713. 1919 [1920]. 



1426. Pellegrin, F. De quelques Macrolobium (Legumineuses-Cesalplniees) du Gabon- 

 [Concerning some Macrolobiums (Legiiminosae-Caesalpineae)of Gabun.] BuU.Mus Hist. Nat- 

 [Paris] 26: 551-554. 1920. — Three new species of Macrolobium are described, .1/. limosum, 

 M. mayombense, and M. Klainei. — E. B. Payson. 



1427. Pellegrin, F. Le bombi du Gabon, Parinarium Sargosii Pellegrin (Rosacees- 

 Chr>'sobalanees). [The bombi of Gabun, Parinarium Sargosii Pellegrin (Rosaceae-Chryso- 

 balaneae).] Bull. Mus. Hist. Nat. [Paris] 26: 349-350. 1920. — Parinarium Sargosii is de- 

 scribed as new to science. This is a valuable timber tree of western Africa, known locally as 

 "bombi," of which a large amount is available to commerce. — E. B. Payson. 



1428. PoissoN, H. Contribution k I'histoire des Nepenthes malgaches. [Contribution to 

 the history of the Madagascan Nepenthes.] Bull. Mus. Hist. Nat. [Paris] 26: 43G-440. 1 pi. 

 1920. — Information is given concerning the introduction of Nepenthes madagascarensis Poir. 

 and A'. Pervillei Blume into France. — E, B. Payson. 



1429. Schlechter, R., e F. C. Hoehne. Contribuigoes ao conheclmento das Orquidaceas 

 do Brasil I. [Contributions to the knowledge of the Orchidaceae of Brazil I.] Anex. Mem. 

 Inst. Butantan V: 5-48. PL 1-11, 1 photo. 1921. — This paper is the first of a series on the 

 orchid flora of Brazil that the authors propose to publish from time to time. The species con- 

 sidered in more or less detail in the present paper were mostly collected in Sao Paulo and Minas 

 Gerais. Synonyms and exsiccatae are cited. The authors desire communications concern- 

 ing Brazilian orchids. A brief review is given of the present status of knowledge of the orchid 

 flora of various parts of Brazil and South America. The following new species and new com- 

 binations are made: Habenaria H oehnei Schl., H. Gehrtii, H. bntantanensis, H. melanopoda, 

 H. pleiophylla, H. minarum, Sarcoglottis butantanensis (Spiranthes bntantanensis Hoehne), 

 Lyroglossa Griesebachii Schl. {Spiranthes Griesebachii Cogn.), Stelis pauloensis, S. inaequi- 

 sepala, Pleurothallis albipetala, Epidendrum minarum, Cyrtopodium falcilobuju, C. lissochi- 

 loides, Maxillaria Hoehnei Schl. — E. B. Payson. 



1430. Standley, Paul Carpenter. Rubiales. Rubiaceae (pars). North Amer. Flora 

 32: 87-158. 1921. — In continuation of his treatment of this family the author presents a re- 

 vision of 40 genera with generic and specific descriptions, keys, and the citation of synonyms. 

 The following new species are described and new combinations made: Pinarophyllon bullatum, 

 Deppea Purpusii, D. excelsa (Psychotria excelsa HBK.), Bouvardia bouvardioides (Hedyotis 

 bouvardioides Seem.), B. tenuifolia, B. subcordata, B. villosa, B. macrantha, B. heterophylla , 

 B. quinquenervata, B. Rekoi, B. dictyoneura, B. Rosei, B. induta {B. longiflora var. induta 

 Robinson), B. Langlassei, B. erecta {Catesbaea erecta DC), B. latifolia, Ravnia Pittieri, 

 Hillia panamensis, Exostema crassifolium, E. Shaferi, E. velutinum, E. barbatum, E. indutum, 

 Coutarea pterosperma (Portlandia pterosperma Wats.), Urceolaria involucrata (Ftichsia in- 

 volucrata Sw.), Sommera subcordata, S. grandis {Petesia grandis Bartl.), Tontanea canescens 

 (Coccocipsilum canescens Willd.), T. tenuis {Coccocipsilmn tenue Urban), T. herbacea {Cocco- 

 cipsilum herbaceum Lam.), T. Itispidula, T. hirsuta (Coccocipsilum hirsutum Bartl.), T. 

 pleuropoda {Geophila pleuropoda Donn. Smith). — E. B. Payson. 



1431. WiLDEMAN, Em. de. Notes sur quelques especes congolaises du genre OchnaSchreb. 

 [Notes on some species of the genus Ochna Schreb. from the Congo.] Rev. Zool. Africaine 

 Suppl. Bot. 7 : B29-B40 1919. — These species are diflicult of determination because the flower 

 and leaves often appear at different times. A complete revision of this genus is yet to be made. 

 The author describes the new species and gives the habitat for all those that he reviews. The 

 species treated are: Ochna arenaria De Wild. & Th. Durand, 0. Bequaerti n. sp., 0. Buettneri, 

 Engler & Gilg,0. congoensis Gilg, 0. congoensis var. microphylla Gilg, 0. Debeerstii De Wild., 

 O. Gilgiana Engler, 0. Gilletiana Gilg, O. Hocki n. sp., 0. Hoffmanni, 0. Homblei n. sp., 0. 



