IMPATIENS. CELASTRACEjE. Ill 



EnONYMUS. 



per ones. Petals 4, apparently only 2 from the union of each of 

 the lower to each of the lateral ones. Filaments 6, more or less 

 united at the apex. Cells of the ovary formed by membranous 

 projections of the placentae which occupy the axis of the ovary 

 and are connected with its apex by 5 slender threads.. Capsule 

 often 1-celled by the disappearance of the dissepiments. 



I. pallida Nutt. Gen. i, 146.' Stems 2-5 feet high, much branched: 

 leaves oval or ovate, coarsely and obtusely serrate with mucronate teeth: 

 peduncles 2-4-flowered : lower sepal obtusely conic, dilated, shorter than the 

 petals, broader than long with a very short recurved spur : flowers pale 

 yellow sparingly punctate. Near the Coast from the Columbia river 

 northward and east to the Atlantic States. 



I. fulva Nutt. 1. c. Smaller, with smaller flowers : leaves rhombic- 

 ovate coarsely and obtusely serrate, teeth mucronate : peduncle 2-4 flow- 

 ered: lower sepals acutely conic, longer than the petals, (longer than 

 broad) with a rather long resupinate spur : flowers deep orange with 

 numerous reddish-brown spots. Same range as the preceding. 



Order XXI. CELASTRACK.S: Lindl. Nat. Syst. ed. 2, 119. 



Shrubs or tre.es with simple or undivided leaves with small 

 or no stipules and small, usually perfect regular flowers. Sep- 

 als 4-5, imited at base imbricate in the bud, usually persist- 

 ent. Petals as many as the sepals and alternate with them, 

 inserted by a broad base under the margin of the disk, imbri- 

 cate in the bud. Stamens as many as the petals and alternate 

 with them inserted on the margin or upper surface of the flat, 

 fleshy disk. Ovary more or less immersed in and adhering 1o 

 the disk, 2-5-celled with 1-seveial erect or ascending ovules in 

 each cell. Styles and stigmns 2-5, distinct or combined into 

 one. Seeds anatropous, often arilled. 



1. Euonymous. Flowers rather conspicuous. Ovary 3-5-celled : fruit 

 colored : seeds in a bright red arill : deciduous shrubs. 



2. Pacliystima. Flowers very small : ovary 2'celled : fruit small, not 

 colored. Evergreen undershrubs. 



1 KUONYMUS Tourn. Inst. t. 388 L. Gen. n. 271. 



Shrubs with 4-angled branches, oppof-itc leaves with small, de- 

 ciduous stipules and small flowers in axillary 1 -many-flowered 

 cymes. Sepals and petals 4 or 5, widely spreading. Stamens as 

 many, very short, on a broad angular disk. Style short or none. 

 Capsule 2-6-lobed and 3-5-valved. loculicidal, coriaceous, col- 

 ored often warty. Seeds 1-4 in each cell, covered with a fleshy 

 red arill. 



E. occidentalis Nutt. T. & G. Fl. i, 258. A smcoth straggling shrub 

 7-15 feet high, with slender greenish branches: leaves a mdoth, ovate to 

 oblong-lanceolate, acuminate, serrulate, 2-4 inches lot g, on short petioles: 

 peduncles slender l-4flowered: flowers dark brown, 4 6 lines in diameter, 

 the parts in fives : fruit smooth, deeply lobed. Alo.ig m mntain streams, 

 Puget Sound to California. 



