SMALL-FLOWER SANDPUFFS
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| File Size: 120 KB |
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Tripterocalyx micranthus (Torr. ) Hook.
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| Kearney County, Kansas (Marion McGlohon photo) |
| Annual |
| Height: 2-16 inches |
| Family: Nyctaginaceae - Four-o'clock Family |
| Flowering Period: May, June, July, August |
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| Stems: | | Decumbent to erect, simple or branched, glandular-pubescent, sticky. | | Leaves: | | Opposite, simple; petiole .4 to 1.6 inch; blade lanceolate-ovate to elliptic, .4 to 2.4 inches long, .2 to 1 inch wide; base tapered to truncate, margins entire to wavy, apex obtuse to acute, surfaces sticky-pubescent. | | Inflorescences: | | Head-like clusters, 5-15-flowered, axillary, dense; bracts usually 5, distinct, green or papery, lanceolate to ovate, .12 to .35 inch long, .04 to .12 inch wide, apex obtuse to acute; receptacle flat to somewhat conic. Pedicels peg-like on receptacle. | | Flowers: | | Perianth funnelform to salverform, tube green to pink, .25 to .7 inch, limb green to pink, .12 to .2 inch wide; stamens (3-)4-5; pistil 1; style 1; stigma 1, linear. | | Fruits: | | .2 to .8 inch long, .2 to .8 inch wide, spongy, with prominently veined, translucent wings contiguous across fruit apices and bases, wings 2-4. Achenes brown, obovoid, .25 to .28 inch. | | Habitat: | | Sandsage prairies | | Distribution: | | Hamilton, Haskell and Kearney Counties, Kansas | | Origin: | | Native | | Comments: | | Tripterocalyx, three and wing, alluding to the perianth. |
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| Small-flower sandpuffs habit |  | | 174 KB | | Kearney County, Kansas (Marion McGlohon photo) |
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