362 Floristik, Geographie, Systematik etc. 



Trelease, W., Thie genus Phoradendron. A monographic re- 

 vision. Urbana, Illinois. (Univ. Illinois. 8^. 224 pp. pl. 245 

 and distribution map. 1916. $ 2.00.) 



An analysis of characters; parasitism, hosts and enemies; origin 

 of the genus; ränge of species; and a taxonomic summary, followed 

 by an analytical monograph. Indexes are given to colleclors and 

 their coUections, occurrence of species by countries. Species ex- 

 cluded , and names and synonyms. 



The following new names appear: Phoradendron colifornicum 

 naniim, P. californicum argenteiini , P. californicum distans, P. ju- 

 niperiniini Maniini, P. ligatiim, P. capitellatuin Torrey, P. teqiälense, 

 P. saltülen&e , P. densum Torrey, P. densiini Parishii, P. guadalu- 

 pense, P. Engelmanni {P. flavescois pubescens Engelm.), P. Engel- 

 nianni Claviger, P. Greggii, P. thyvsoideum , P. coHpense, P. niacro- 

 phylhcw circiilare, P. macrophylhim glabratuni, P. macrophyllurn 

 Joiiesii, P. Cockerellii, P. coloradense , P. longispicum , P. longispiciim, 

 cyclophylluni , P villosum rotundifoliwn , P. puheridum , P. puberuluni 

 chihuahuense , P. Coryae, P. Coryae stenophyllum, P. Havardianum, 

 P. Wilkinsoni, P. lanatum, P. Galeottii, P. Eduardi, P. mazatlaniim , 

 P. globoliferum , P. aureum, P. bracJiyphyllum, P. tianidum, P. 

 peninsidare, P. saccatuni, P. Robitisonii Hindsi, P. scaberrnniim , P. 

 longifoliwn Eichler. P. uspantaniim, P. calycidatiun {P. falcatmn 

 Eichler), P. caJycnJatum füipes, P. calycidatiini occidentale, P. caly- 

 ciilatum Gonzalesi, P. midtiflorum, P. amplifoUuni , P. PHnglei, P. 

 Schumamii, P. Purpiisi, P. Consattii, P. Consattii tecomatlana , P. 

 Consattii ^lochixtlanense, P. falcntum {Viscum falcatum Cham. & 

 Schi.), P. parietarioides, P. Tondiisii, P. Cooperi, P. semiteres, P. 

 Verleysein, P. Verleyseni chimboense , P. Verleyseni Fvaseri, P. gra- 

 naticoliini, P. CnsUniraniim, P. hypericifolhim, P. demerarae , P. 

 atnplectens, P. turbinispicum, P. Rondeletiae, P. vulcanicuni, P. 

 crispum, P. robustissimum sivnulans, P. falcifoliimi, P. congestum 

 {P. rubrum longifolium Eichler), P. Herhert-Smithii, P exigimm , P. 

 stettophyllurn, P. Jenmani, P. Jioloxanthuni corcülispicuni, P. cras- 

 pedophylloides , P. reductian, P. Wawrae, P. cheirocarpmn, P. decus- 

 sütum, P. Helleri, P. Dussii (P. chrysocarpum Dussii Urban), P. 

 domingense {P. trinerviurn doiningense Krug & Urban), P. Apputii, 

 P. apertum, P. Guasumae, P. sanctae-mnrtae, P. Rensoni, P. Zuloa- 

 gae, P. commutaturn [P. quadrangidare and P. rub rutn oi conimentaX 

 N. Amer.), P. Wiesnerianum, P. piauhyaniun (P. rubrum longispi- 

 ciun Eichler), P. ceibarnni, P. venezueletise , P. antülarutn {P. qua- 

 drangulare and P. rubrum of the lower Antilles). P. antiUarum 

 Orientale, P. antiUarum longum, P. Jowjisendi, P. gracile {P. qua- 

 drangidare gracile Krug & Ürban), P. microphyllum {P. microphyl- 

 lu}n Eichler), P. Martianwm, P. Gaumeri, P. tamanlipense , P Zaca- 

 panum, P. Lyoni, P. minor (P. etnarpjnatum minor Eichler), P. 

 yucatanuyn, P. Degenianum, P. rneliae, P. Hieronynn, P. gracilispi- 

 cum, P. Herminieri {P. undulatum of the Antilles), P. Balansae, 

 P. Balansae Hassieri, P. Balansae Morongi, P avenium, P. Mathewsi, 

 P. Heydeanum, P. Oliverianum , P. productipes (P. hexastichum of 

 Brazil), P. bolivianurn, P. cerinocarpum C. Wright), P. carinatum, 

 P. martinicense DC), P. piperoides {P. latifolium Auct.), P. piperoi- 

 des compositum, P. esseqidbense, P. Johnstoni, P. pachyphyllum , P. 

 Knoopii Warburg, P. membranaceum, P. supravenidosum , P.flaveus 

 austräte, P. trisidcatum, P. campinense, P Holtonis, and P. Lindeni. 



Various species transferred from Phoradendrum to Phoraden- 



