3. Sisyrinchium minus Engelm. & Gray. 



Plants prostrate to erect. 4-22 cm. tall, often forming rosettes; stems with 

 1 or 2 leafy nodes and a leafy bract; spathes often broad and foliaceous; outer 

 floral bract 5-10 mm. longer than inner; pedicels usually shorter than floral bracts; 

 flowers usually lavender-pink to purple-rose, occasionally white, rarely yellow; 

 capsule 4-5 mm. high, recurving to pendent. 5. Thurowii Coult. & Fish. 



In sandy or silty soil, occasionally in bogs, in s. Coastal Plains to cen. Tex., 

 Mar. -May; also La., introd. elsewhere. 



4. Sisyrinchium rosulatum Bickn. 



Plants usually erect, 13-36 cm. tall; leaves 2-4 mm. wide, one fourth to one 

 half the height of plant; flowers vary from white to lavender-rose, with rose-purple 

 eye ring; filaments free about 0.5 mm.; base of staminal column urn-shaped. 



5. laxiim of auth. 



Weedy along roadsides and old fields, sometimes in bogs or wet meadows, from 

 Gulf Coast to s.e. Tex., Apr.-May; Fla. to Tex., n. to N.C., Ark.; nat. of S.A. 



Hybridizes with S. exile giving flower colors of mauve, scarlet or yellow, with 

 or without variously colored eye ring and stripes along veins. 



5. Sisyrinchium exile Bickn. 



Plants 5-19 cm. tall, usually erect; stems sometimes simple; leaves 0.5-3 mm. 

 wide; filaments free about 0.5 mm.; staminal column urn-shaped at base. S. 

 Brownii i'mall, S. micranthum of auth. 



Sandy roadsides and old fields, occasionally in bogs and wet soils, from Gulf 

 Coast to s.e. Tex., Apr.-May; Fla. to Tex.; nat. to S.A. 



Hybridizes with S. rosulatum. 



6. Sisyrinchium sagittiferum Bickn. 



Plants 1-3 dm tall, with fibrillose fibers at base; leaves erect, one half to three 

 fourths height of plant; floral bracts equal or outer to 3 cm. longer than inner; 

 flowers blue-purple; capsules 3-4 mm. high, on spreading pedicels. S. texanum 

 Bickn. (hybrid form). 



In low wet areas in e. Tex., occurs mostly in hybrid form n. of Gulf Coast, 

 Mar.-Apr.; also La. 



7. Sisyrinchium montanum Greene. 



Plants 20-35 cm. tall; leaves 2-3 mm. wide and one third to as tall as the 

 plant; flowers blue; tepals 8-10 mm. long; capsules 6-7 mm. high. 



River bottoms in e. Panhandle of Tex., Apr.-June; Nfld. to n. B.C., s. to Que., 

 s. Ont., N.Y., n. Ind., n. 111., Neb. and Tex. 



8. Sisyrinchium angustifolium Mill. 



Plants 15-30 cm. tall, erect to slightly spreading, branched or simple and 

 branched on same plant, drying olive-green, darkening with age; basal leaves 

 erect, one fourth to three fourths as high as the plant; peduncles 1 to 3, 1-5 mm. 

 longer than the subtending leafy bract; outer floral bract longer than inner; 

 flowers blue to blue-violet, rarely white; capsules 4-5.5 mm. high, on erect or 

 recurving pedicels. 5. bermudianum of auth., 5. graminoides Bickn., S. gramineum 

 Curt. Differs somewhat from plants of e. U.S. 



In low wet areas in e. Okla. (Adair and McCurtain cos.) and e. Tex., Apr.- 

 May; Fla. to Tex., n. to s.e. Nfld., s. Que., s. Ont., O., Ind., 111., Mo. and e. 

 Kan. 



9. Sisyrinchium atlanticum Bickn. 



Plants erect from coarse roots, 23-57 cm. tall, drying light-green, fibers present 

 or absent at base; stems 17-43 cm. long; peduncles 3-7 cm. long; flowers blue, 



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