~ 126 — 



foinia etc., p. 279). Schoenocaulon Gray (4). Amianthium Gray (1). 



— XIV. H e 1 n i e a e. Helonias L. (1). Chamaelirium Willd. (1). 



— XV. Tofieldieae. Tofieldia Huds. (6 — neu T. occidentalis. 

 California etc., p. 283). Pleea Miclix. (1). Nartbecium Mohr (2). 



— XVI. X e r p h y 1 1 e a e. Xerophylliim Michx. (2). — Am Schlüsse 

 folgen noch Notizen über die einzelnen Tribus, ihre Verwandtschaft 

 und ihre geographische Verbreitung. 



2) Descriptions of some new Species of North Ameri- 

 can Plauts. (1. c. VI. p. 288 ff.) 



Beschrieben werden: Thalictrum polycarpum (Th. Fendleri 

 var.? polycarpum Torr. p. 288), Ranunculus ambiguus (R. alismae- 

 folius Benth., n. Geyer. 289), Dentaria californica (289), Draba mon- 

 tana (289), Thelypodium ambiguum (290), Viola cuneata (290), Si- 

 lene Sargentii (290), S. Grayii (291), Psoralea castorea (291), P. 

 mephitica (291), Vicia Reverchoni (291), V. floridana (292), Bolandra 

 Oregana (292), Sullivantia Oregana (292), Cotyledon Palmeri (292), 

 C. lingula (293), Oenothera ambigua (293), Ligusticum tenuifolium 

 (293), Peucedanum Geyeri (293), Asarura Lemmoni (294), Abronia 

 nana (294), Polygonum Bidwelliae (294), P. Greenei (295), P. Muhlen- 

 bergii (295), Eriogonum puberulum (295), E. Hookeri (295), E. in- 

 signe (295), Eriogonum sulcatum (296), Hollisteria (neue Gattung 

 der Eriogoneae) lanata (296), Suaeda intermedia (296), Celtis bre- 

 vipes (297), Croton tenuis (297), Stillingia linearifolia (297), S. pauci- 

 dentata (298), S. Torreyana (Sapium annuum var. dentatum Torr. 

 298), Callitriche sepulta (298), Ephedra nevadensis (298), E. Tor- 

 reyana (299 — in Note die 5 nordamerikanischen Arten zusammen- 

 gestellt) , E. californica (300) , Cupressus Guadalupensis (300), Ze- 

 phyranthes Treatiae (300), Hymenocallis Palmeri (301), H. humilis 

 (301), Brodiaea Howellii (301), Lilium Grayi (302), Luzula Carolinae 

 (.302) , L. divaricata (302) , Juncus robustus (J. acutus Engelm. , J. 

 acutus var. sphaerocarpus Engelm. (302), J. nevadensis (J. phaeo- 

 cephalus var. gracilis Engelm. 303), Phyllospadix Torreyi (303). 



Luerssen (Leipzig). 

 Gray, Asa, Botanical Contributions. (Proc. of the Amer. Acad. 

 of'arts and sc. XV. 1879. p. 25-51.) 



1) Characters of some new species of Compositae in the Mexi- 

 can collection made by C. C. Parry and Edward Palm er, chiefly 

 in the province of San Luis Potosi, in 1878, 



Beschreibungen folgender neuer Compositen : Piqueria ser- 

 rata, S t e v i a s t e n o p h y 1 1 a , E u p a t o r i u m t u r b i n a t u ra , 

 E u p. m n c h 1 a m y d e u m , E u p. M e n d e s i i , E u p. s c o r o - 

 donioides, Eup. por p h y ranthem um , Enp. hyssopinum, 



