32 



PLANT MATERIAL INTRODUCED 



104882 to 104898— Continued. 



104888. Coronilla scorpioides (L.) 

 Koch. Fabaceae. 



An erect yellow-flowered herbaceous 

 perennial about 8 inches high, native to 

 the Mediterranean countries. 



For previous introduction see 78775. 



104889. Coronilla varia L. Fabaceae. 



Crownvetch. 



For previous introduction and descrip- 

 tion see 104567. 



104890 to 104895. Delphinium spp. Ra- 

 nunculaceae. Larkspur. 



104890. Delphinium decorum Fisch. 



For previous introduction and de- 

 scription see 104357. 



104891. Delphinium discolor Fisch. 



A name for which a description and 

 a place of publication have not been 

 found. 



104892. Delphinium dyctiocarpum 

 Steud. 



For previous introduction and de- 

 scription see 104848. 



104893. Delphinium exaltatum Ait. 



A stout perennial larkspur 2 to 4 

 feet high, with flat leaves deeply cleft 

 into three to seven wedge-shaped lobes. 

 The blue flowers, marked with yellow 

 on the upper petals, are in erect crowd- 

 ed racemes. Native to the United 

 States from Alabama to Minnesota. 



104894. Delphinium przewalskii 

 Huth. 



For previous introduction and de- 

 scription see 104363. 



104895. Delphinium tirolense Kern. 



A perennial herb with pubescent stem 

 and leaves, the leaves 3-parted. The 

 blue flowers are in loose racemes. Na- 

 tive to central Europe. 



104896 to 104898. Digitalis spp. Scro- 

 phulariaceae. Foxglove. 



104896. Digitalis argyrostigma Fisch. 



A name for which a place of publi- 

 cation and a description have not been 

 found. 



104897. Digitalis laevigata Waldst. 



A perennial foxglove 2 to 3 feet high, 

 with linear-lanceolate leaves and scat- 

 tered yellow flowers. Native to south- 

 central Europe. 



104898. Digitalis nervosa Steud. 



For previous introduction and de- 

 scription see 104642. 



104899 to 104920. 



From France. Seeds presented by Vilmorin- 

 Andrieux & Cie., Verrieres-le-Buisson. 

 Received March 24, 1934. 



104899 to 104908. Betula spp. Betulaceae. 



Birch. 



104899. Betula corylifolia Regel and 

 Maxim. 



This is allied to the river birch 

 (Betula nigra) of the eastern United 

 States. The coarsely dentate leaves 

 are broadly elliptic or obovate, 1% to 

 2y 2 inches long, and silky hairy on 

 the veins beneath. Native to Japan. 



104899 to 104920— Continued. 



104900. Betula ermani Champ. 



Fur previous introduction and de- 

 scription see 104482. 



104901. Betula excelsa Ait. 



A large tree with yellowish-brown, 

 bark and broadly ovate, acute leaves 

 over 2 inches long, pubescent beneath. 

 Native to northern North America. 



104902. Betula humilis Schrank. 



A shrubby birch 2 to 6 feet high, 

 with rounded or ovate, crenately ser- 

 rate leaves from one-half to over an 

 inch long. Native to northern Europe 

 and Asia. 



104903. Betula japonica szechuanica 

 C. Schneid. Japanese white birch. 



A tree up to 60 feet high, native to 

 western China. The rhombic-ovate 

 leaves, 2 to 3 inches long, are un- 

 equally dentate-serrate and are deeply 

 glandular-punctate beneath. The dark 

 dull-green color of the leaves persists 

 until late autumn. 



For previous introduction see 

 102216. 



104904. Betula papyrifera occidbn- 

 talis Sarg. 



This is one of the very finest of the 

 birches, and it reaches sometimes a 

 height of 120 feet. The bark is reddish 

 brown to whitish, peeling, and the 

 young shoots are warted, downy, and 

 yellowish brown. The ovate leaves, 

 with a rounded or heart-shaped base, 

 are ordinarily 3 to 4 inches long, but 

 on young trees they are often over 5 

 inches long, hairy along the midrih 

 and veins on the under surface. 

 This tree is closely allied to the paper 

 birch (Betula papyrifera), but is dis- 

 tinguished by its downy fruiting scales, 

 its brown bark, its larger size, and 

 bigger leaves. 



104905. Betula maximowicziana RegeL 



This is considered, by some, the most 

 beautiful of all tne birches, character- 

 ized by the rapidity of its growth, the 

 luxuriance of its foliage, and the yel- 

 low color of its bark. 



For previous introduction see 63342,, 



104906. Betula p u m i l a fastigiata 

 Rehd. 



A shrubby variety with upright 

 branches, narrow-pyramidal in habit. 

 The leaves are roundish or broadly 

 rhombic. The typical form is native 

 to the northern United States. 



104907. Betula tristis Wormsk. 



A shrub 3 to 12 feet high, with 



broadly ovate or elliptic acuminate 



leaves about 2 inches long. Native to 

 northeastern Asia. 



For previous introduction see 102471, 



104908. Betula ulmifolia Sieb. and 

 Zucc. 



A large handsome tree, up to 50 feet 

 high, with yellowish-brown bark and 

 ovate, irregularly doubly serrate, long- 

 acummate leaves 2 to 3% inches long. 

 Native to Japan and Manchuria. 



