BURNING BUSH FAMILY 



449 



monly 4, 5 or 10, inserted on tlie disk. Ovary 2 to 5-celled, immersed in or sur- 

 rounded by the disk; styles united into one, in ours short or none; stigma 3 to 5- 

 lobed. Fruit a capsule or follicle, free from the calyx. Seeds with an aril; embryo 



large; endosperm fleshy. — Glossopetalon has a 

 1-celled ovary. — Genera 35, species 430, all con- 

 tinents, temperate and tropical regions. 



Bibliog. — Trelease, W., Eevision of N. Am. Celas- 

 traceae (Trans. St. Louis Acad. Sci. 5:349-357, — 1889). 

 Loesener, Th., Celastraceae in Engler & Prantl, Nat. 

 Pflzfam. 3^:189-222, figs. 117-128 (1892). 



Leaves opposite ; petals red or purplish, roundish ; fruit 

 a capsule; unarmed shrubs; mostly cismontane. 

 Large erect shrubs ; leaves petioled ; seed completely- 

 enclosed in a fleshy red aril..l. Euonymus. 

 Small prostrate shrubs ; leaves subsessile ; seed with 



a whitish aril at base 2. Pachystima. 



Leaves alternate ; petals white or greenish-white, narroAV ; 

 fruit a follicle ; seed with a white aril at base ; 



branches spinescent; deserts 



3. Glossopetalon. 



1. EUONYMUS L. Burning Bush 



Large shrubs. Leaves opposite, petioled, de- 

 ciduous (in ours), with minute stipules or none. 

 Flowers purplisli, in few-flowered cymes on axil- 

 lary peduncles. Calj-x-lobes, petals and sta- 

 mens 5 (rarely 6 or 4) . Ovary 3 to 5-celled, the 

 cells 2 to 6-ovuled. Capsule 3 to S-lobed, the 

 cells usually 1-seeded. Seeds covered with a 

 fleshy red aril. — Species 70, all continents ex- 

 cept South America, chiefly in temperate re- 

 gions. (Greek eu, good, and onoma, a name.) 



Fig. 225. Canotia holacantha 

 Torr. a, flowering branch, X % ; b, 

 fl., X 3 ; e, cross sect, of ovary, X 6 ; 

 d, fr., X %; e, seed, X 1. 



1. E. occidentalis Nutt. Western Burning Bush. Erect shrub (or some- 

 times a small tree) with slender often straggling branches, 6 to 18 feet high; leaf- 

 blades glabrous, thin, ovate or often broadest above the middle and abruptly acu- 

 minate, serrulate, 1^^ to 5^/2 inches long, on petioles 3 to 7 lines long; peduncles 

 1 to 21/2 inches long, 1 to 5-flowered; flowers 4 to 5 lines broad; petals roundish, 

 brownish-purple, finely dotted and with scarious margins; capsule depressed, 

 smooth, deeply 3-lobed. 



Wooded canons and stream borders, 5 to 2000 feet : Redwood belt from the 

 Santa Cruz Mts. to Humboldt Co.; Siskiyou Co.; Plumas Co. East to Nevada, 

 north to Washington. May-June. 



Locs. — Santa Cruz, McLean; Big Basin, Santa Cruz Mts., Jepson; Butano Creek, Santa Cruz 

 Co., comm. Stisie Mott; Pilarcitos Canon, San Mateo Co., Bioletti; Mt. Tamalpais, Jepson 1192; 

 Papermill Creek, Marin Co., Congdon; Inverness, Marin Co., Jepson 551 g; betw. Guerneville and 

 Monte Eio, E. Ferguson 249; Camp Meeker, Eussian Eiver, Mabel White; Ft. Bragg, Mathews; 

 Branscomb, Mendocino Co., Eowena Beans; Laytonville, Jepson 13,920; Eattlesnake Creek, Idol 

 House, nw. Mendocino Co., Jepson 2199; Pepperwood, Humboldt Co., Jepson; Buck Mt., Hum- 

 boldt Co., Tracy 2866; Grouse Creek, Humboldt Co., Chesnut 4' Drew; Eussian Creek, Siskiyou 

 Co., Butler 407 ; Woolly Creek, Siskiyou Co., Butler 20 ; Plumas Co. (Bot. Cal. 2 :438). 



Var. parisMi Jepson. Bark whitish; peduncles 3 to 6-flowered. — Montane canons, 5000 to 

 6000 feet: Cuyamaca Mts. to San Jacinto Mts. June- July. 



Tax. note. — Euonymus parishii Trel. has been reduced to varietal rank. Its peduncles are 

 no longer than in E. occidentalis and they are usually 3 or 4-flowered, with the flowers very 

 slightly if at all smaller. We cite: Strawberry Valley, Mt. San Jacinto; Palomar Mt., Parish; 

 Cuyamaca Mts., T. Brandegee. 



Eefs. — Euonymus occidentalis Nutt.; Torr. Pac. E. Eep. 4:74 (1857), based on E. atro- 

 purpureus var. b T. & G. Fl. 1:258 (1838), type from Oregon, Nuttall; Jepson, Fl. W. Mid. Cal. 



