NOETH-WEST MONGOLIA AND CHINESE DZUN(iAKIA. 419 



either moist and peaty, forming alpine meadows, or dry shady slopes where 

 some soil has accumulated. 



Distribution. From eastern Russia tlirough central Asia to Manchuria and 

 Japan, extending southwards to Turkestan and N. Thibet, //. ^Voljf. 



BUPLEURUM FALCATUM, Linn., var. \. BICAULE, Wolff. 



No. 34. Dry desert hill-slopes and upland valley plateaus up to 2150 m., 

 Bodhon Valley, W. Tannu-ola Mts. 



distribution. Altai region and Dahuria, //. Wolff. 



Cakum CaRYI, Linn. 



No. 325. Sandy banks near the Amil River and streams. 

 Distribution. Northern and central Europe, Persia and Afghanistan, 

 throughout Siberia, and in Canada. 



Myrhhis Odokata, Scop. 



No. 299. Shade of Spruce, Birch, and Poplar forests, Amil River. 



Distribution. Throughout Europe and Asia Minor. 



>-^CHULTZTA CRINITA, Spreng. 



No. 381a. Summit of Ulug Taiga, drj^ patches on rocky boulders over 

 l.sdO m. 



Distribution. Southern Siberia, Altai Mts., and N.W. Mongolia. 



LlGUSTICUM MlITELLINA, Crautz. 



No. 381 b. 



Distribution. South-eastern Europe and S. Siberia. 



Peucedanum Pricei, N. D. Simpson, sp. n. (Plate 23. figs. 1-3.) 

 Ab affine P. raginato, Turez., radice non repente, iuvolucro oligophyllo, 

 involueelli foliolis acuminatis quam umbellulis brevioribus, fructibus ob- 

 eordatis non orbiculato-ellipticis, valleculis bi- vel trivittatis, commissura 



{i-vittata recedit. 



Ilerba glaberrima, radice crassa ; caulis solitarius, glaber, circiter 45 cm. 

 altus teres, striatus, apice sulcatus, basi foliorum fibrosis rudimentis obtectus, 

 parce foliosus. Folia basalia G-12 cm. longa, subbipinnata, 3-juga, pinnis 

 3- vel 2-sectis vel summis siniplicibus basi lacinia extus addita, laciniis 

 anguste lanceolato-linearibus acutis 1-1-5 (rare 2) cm. longis, 0-1-0-2 cm. 

 latis ; petiolus ad 2-8 cm. longus, inferne in vaginam ampliatus ; folia 

 caulina similia, sed superne gradutim reducta, sumnium trisectum, petiolo in 

 vaginam commutato. Umhellce 2, altera terminalis, altera ex axilla folii 

 supremi orta, minor ; terminalis 10-15-radiata ; radii sulcati, longitudine 

 insequales, ad 3-2 cm. longi ; iuvolucrum 1- vel rarius 2-pliyllum ; phylla 

 filiformia, 0-4 cm. longa ; umbellulse multiflorae, involucella polyphylla, 



