359] Umbelliferae. 359 



leaves, small and compact few-rayed urabels, yellowish flowers, and 

 equal filiform ribs of the fruit. It resembles Orumhella in habit and 

 foliage; but that genus has a conspicuoiis involucre, prominently ribbed 

 fruit, and purple flowers. Furthermore, Orumhella is an Alaskan coast 

 plant, while Ligusticella is a high alpine plant of Colorado. 



Ligusticella Eashooodae Coult. and Rose 1. c. p. 44.^. PI. LXXXII (= LigusHcum 

 Easttvoodae Coult, and Rose). — Colorado. 



Musineum Ehrenbergii Wolff in Fedde, Rep. VIII (1910). p. 524. — Mexiko 

 (Ehrenberg n. 190. 851). 



Orambella Coult. and Rose gen. nov. in Contrib. U. S. Nat. Herb. Washington , 

 XII (1909). p. 445. 



The genus is founded on Ligusticum Macounii Coult. and Rose, 

 and differs frora Ligusticum in its acaulescent habit, simply pinnate 

 leaves, conspicuous involucre, small fewrayed umbels, and minor diffe- 

 rences in the fruit. The name Orumhella refers to the coastal habitat 

 of the plant. 



O. Macounii Coult. and Rose 1. c. p. 446 (= Ligusticum Macounii Coult. and 

 Rose). — Alaska. 



Peucedanum decursivum (Miq.) Maxim, var. angustilobum Makino in Tokyo Bot. 

 Mag. XXIV (1910). p. 61. — Japan. 



Piturantlios Rohlfsianus (Aschers.) Durand et Barr., Florae Libycae Prodromus 

 (1910). p. 103 (= Deverra Bohlfsiana Aschers. j ; siehe auch Fedde, Rep. 

 IX (1910/11). p. 352. — Tripolitaine. 



P. tortuosus Benth. et Hook. var. ß. virgatus (Coss. et Kral.) Durand et Barr. 

 1. c. p. 105 (= Deverra tortuosa var. virgata Coss. et Kral.); siehe auch 

 Fedde, Rep. IX (1910/11). p. 352. 



Pseudocymopterus Tidestromii Coult. and Rose in Contrib. U. S. Nat. Herb. 

 Washington XII (1909). p. 447. PI. LXXXIII. — Mouut Terrell, Wasatch 

 Mountains. 



Pleiotaenia Nuttallii (DC.) Couh.. and Rose 1. c. p. 448 (= Polytaenia Nuttallii 

 DO.). 



var. texana Coult. and Rose 1. c. p. 448 (= Polytaenia Nuttallii texana 

 Coult. and Rose). 



Prionosciadium humile Rose in Contrib. U. S. Nat. Herb. Washington XII (J909). 

 p. 302 (= Peucedannm madrense S. Wats.). 



Ptilimnium costatum (EU.) Coult. and Rose in Contrib. ü. S. Nat. Herb. Wash- 

 ington XII (1909). p. 444 (= Ammi costatum Ell. = Discopleura capillacea 

 costata DG. = D- costata Chap.). — Georgia. 



Pt. missouriense Coult. and Rose 1. c. p. 444. — Missouri (Lettermann n. 3709). 



Pt. texense Coult. and Rose 1. c. p. 445. — Texas. 



Sanictda (§ Orthacantha) Dielsiana Wolff in Fedde, Rep. VIII (1910). p. 524. — 

 Setchuan (v. Rosthorn n. 114). 



Seseli Tommasinii Reichb. f. var. typica Calestani in Nuov. Giorn. Bot. Ital. 

 XVI (1909). p. 263. — Illyria. 



var. latiuscula Calestani 1. c. p. 263; siehe auch Fedde, Rep. IX (1911). 

 p. 494. — ibid. 



Trinia glauca (L.) Dumort. subsp. 1. eu-glauca Wolff 1. c. p. 181. — Südwest- 

 England, Süd-Irland, Pyrenäen (Magnier n. 3011), Belgien u. Luxemburg, 

 Deutschland (Wirtgen n. 397. 479). 



