590 ONAGRACEAE 



34. E. luteum Pursh. Perennial, with a rootstock and turions; stem 2-8 

 dm. high, terete and glabrous below, pubescent on the decurrent lines above; 

 leaves sessile, glabrous or nearly so, 4-8 cm. long, dentate, ovate or lance-ovate; 

 tube of the hypanthium very short, campanulate; sepals 1 cm. long or more; 

 petals yellow, shghtly exceeding the sepals; style exserted; capsule glabrescent, 

 4-6 cm. long; seeds obovoid; coma reddish. Wet places: Alaska— Alta.— Wash. 

 Mont. — Subalp. Jl-Au. 



Suffruticose 



3. CORDYLOPHORUM 



perennial herbs, branched at the base. Leaves mostly opposite, 

 narrow, entire. Flowers perfect, axillary, irregular. Hypanthium prolonged 

 beyond the ovary into a broadly funnelform tube. Sepals 4. Petals 4, un- 

 equal, pale yellow, notched at the apex. Stamens 8, declined. Style slightly 

 declined, long-exserted; stigma deeply 4-lobed. Capsule fusiform, elongate, 

 4-valved. Seeds with a deciduous coma. 



1. C. suffruticosum (Nutt.) Rydb. Suffruticose perennial; stems many, 

 decumbent or ascending, more or less strigose, terete; leaves sessile, lanceolate, 

 acute, entire, 1-3 cm. long, cmereous-strigose; tube of hypanthium about 3 mm. 

 long; caljTc-lobes about 5 mm. long; petals slightly exceeding the calyx, pale 



yellow; capsule 1.5-2.5 cm. long; seeds obovoid-oblong, 2.5-3 mm. Iq-- 



tawTiy. Ljnlobium suffruticosum Nutt. Stony places: Mont.— Wy 



4. ZAUSCHNERIA Presl. 



Perennial cespitose herbs, sometimes shrubby at the base. Leaves, except 

 those of the inflorescence, opposite, toothed. Flowers perfect, somewhat ir- 

 regular, racemose, sho^y. Hypanthium inflated above the ovary, then funnel- 

 form, with 4 erect and 4 reflexed scales in the throat. Sepals and petals 4, the 

 latter scarlet, retuse, obcordate, or deeply cleft. Stamens 8, the alternate ones 

 inserted with the petals lower down. " - • 



stigma 



tate or capitate, 4-lobed. Capsule elongate-fusiform, obtusely angled, locu- 

 hcidal, 4-valved. Seeds with a coma. j b > 



ems strong 

 iteral veins 



1. Z. GarrelHi. 



2. Z. crassifolia 



u- }' lu ^®*^" A- ^^^- , ^*^™s ^'■ect f™m a decumbent base, 1.5-3 dm. 

 hjgh, with pale shreddy bark below, softly hirsute above; leaves sessile; elliptic, 



oval, or ovate, 2-3 cm. long, remotely dentate, sparsely soft-hirsute; tube of 

 Hypanthium red 12-16 mm. long; petals deep-red, obovute-obcordate ; capsule 



minutely glandular-puberulent on the angles. Dry hills: Utah. Submont.— 

 Mont. Au. 



_ 2. Z. crassifolia Rydb. Stems 2-4 dm. high, pilose; bark in age exfohat- 

 mg ; leaves sessile, oblanceolate or eUiptic-oblanceolate, 1.5-3 cm. long, acute at 

 each end, denticulate, pUose or in age glabrate; flowers crimson; hypanthium 

 trumpet-shaped, 2 cm. long; sepals narrowly lanceolate, 8 mm. long; petals 

 about 1 cm. long oblanceolate; capsule about 2 cm. long, cyhndric. Canons 

 and sandy soil: Ariz.— s Utah. San. S-N. 



5. GAYOPHYTUM A. Juss. Baby's Breath. 

 Caulescent annuals. Leaves very narrow, linear, entire. Flowers axillary. 



minute, perfect. Hypanthium 



Sepals 4, re- 



flexed, deciduous. Petals 4, small, obovate or spatulate, white or rose-colored. 

 1^!?T ' *^o^e opposite the petals shorter and with sterile anthers. Stigmas 

 capitate or clavate. Capsule clavate or linear, 2-ceUed, 4-valved. Seeds with- 



Seeds canescent. 

 ^ Petals 3-6 nun 

 Petals about 1 



1. G. eriospermum 



ditfusely 



nt with strict branches, hirsutulous; pedicel of capsule very short or almo. 

 ^^^^' 3. G. Helleri. 



