132 EPILOBIACE^. 



almost as long, their slender tips elongated: petals obcordate, \% 2 in. 

 long, yellow, turning to deeper yellow: filaments filiform, declined: style 

 shorter than the petals; linear stigma-lobes^ in. long, yellow: capsule 

 obtusely quadrangular, slightly tapering from near the base: seeds 

 sharply angled. Common in cultivation, and sparingly naturalized 

 about Oakland, Alameda, etc. Differing from (E. biennis by its large 

 almost scentless flowers, declined stamens, etc. 



* * Acaulescent; fl. diurnal, yellow, erect in bud; calyx-tube filiform above 



the ovary; stigmas capitate. 

 i Perennials; calyx-tube persistent; capsules not winged. 



3. (E. ovata, Nutt. Sparingly pubescent: leaves mostly oblong- 

 lanceolate, entire or denticulate, often somewhat undulate, occasionally 

 pinnatifid, 38 in. long: calyx-tube 14 in. long: petals % % in. long: 

 capsules partly subterranean, chartaceous, 1 in. long, tapering above, 

 scarcely dehiscent: seeds ovoid-oblong, smooth. Very common in open 

 grounds. Feb. May. 



Annual; calyx-lube deciduous; capsules winged. 



4. (E. graciliflora, Hook. & Am. Herbage green and pilose: leaves 

 linear, entire or obscurely denticulate: calyx-tube not longer than the 

 leaves; segments short: petals 35 lines long, obcordate, turning 

 greenish: capsule hard coriaceous, % in. long or less, angled at base, 

 4-winged above, the wings obliquely truncate and hairy; seeds smooth. 

 Hillsides and plains in Contra Costa Co. 



* * * Caulescent; calyx-lube obconic or shorl-funnelform; stigma capitate ; 



capsules sessile, mostly contorted. 



- Maritime plants, with short primary axis bearing crowded elongated 



narrow leaves, and radiating decumbent or prostrate shrubby- looking 



flowering branches; fl. diurnal; capsules contorted. 



5. OE. spiralis, Hook. Radiating branches stout, procumbent, 13 

 ft. long: leaves from spalulate to ovate-cordate, 1 3 in. long, entire or 

 dentate, more or less hirsute: petals 4 6 lines long: anthers linear- 

 oblong, fixed in the middle: capsule acutely quadrangular, hirsute: 

 seeds ovate, acute at base, compressed, dark brown. Plentiful on the 

 sand hills of San Francisco, flowering almost throughout the year. 



6. (E. mierantha, Hornem. Size and habit of the last but more 

 slender and hirsute, the small calyx densely hairy: leaves from narrowly 

 oblanceolate to linear-oblong, 24 in. long, acutish, more or less undulate: 

 petals 12 lines loag, entire or emarginate: capsule 4-angled, contorted, 

 rather slender, gradually attenuate upwards, sparsely hirsutulous. At 

 San Francisco, near the Presidio, etc., and southward along the coast. 



