| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. | 
| Locality | USA. Massachusetts, Worcester Co.: Lancaster, near Clinton line. 42° 27' 20" N 71° 40' 23" W | 
| Habitat | Sandy loam among low brush on high-tension line right-of-way. | 
| Reproductive State | Fruit | 
| Specimen Notes | |
| Collector | B. N. Gates 25110 | 
| Collection Date | 10 Aug 1950 | 
| Accession Number | 12099 | 
| Image | 12099.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: S. R. Hill, Oct 1996 | 
| Locality | USA. Illinois, Cass Co.: Beardstown. T18N, R12W, Sec. 35, NE¼ of NW¼ of SE¼. 40° 1' 11" N 90° 26' 8" W | 
| Description | Occasional perennial with milky sap; flowers pale green. | 
| Habitat | Crop fields; old sand prairie. | 
| Reproductive State | Immature Fruit | 
| Specimen Notes | |
| Collector | S. R. Hill 28312 with T. Kompare | 
| Collection Date | 26 Jun 1996 | 
| Accession Number | 219861 | 
| Image | 219861.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: M. Fishbein, Dec 1995 | 
| Determination History | 
                                                    
                                                        Asclepias amplexicaulis
                                                    
                                                    Sm. 
                                                    
                                                        
                                                    
                                                     
                                                 | 
| Locality | USA. New Hampshire, Hillsborough Co.: Merrimack; roadside. 42° 51' 54" N 71° 29' 36" W | 
| Habitat | Bushy. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | C. F. Batchelder 4562 | 
| Collection Date | 15 Jul 1918 | 
| Accession Number | 22371 | 
| Image | 22371.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: M. Fishbein, Dec 1995 | 
| Determination History | 
                                                    
                                                        Asclepias amplexicaulis
                                                    
                                                    Sm. 
                                                    
                                                        
                                                    
                                                     
                                                 | 
| Locality | USA. New Hampshire, Hillsborough Co.: Merrimack; roadside. 42° 51' 54" N 71° 29' 36" W | 
| Habitat | Half-wooded. | 
| Reproductive State | Fruit | 
| Specimen Notes | |
| Collector | C. F. Batchelder 5224 | 
| Collection Date | 13 Sep 1919 | 
| Accession Number | 22372 | 
| Image | 22372.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. | 
| Locality | USA. Delaware, Sussex Co.: Along Phillips Hill Road (Road 472), E of Trap Pond Road (Road 62) and W of Scott Land Road (Road 434), between Millsboro and Laurel; roadside. 38° 33' 17" N 75° 26' 8" W | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | W. D. Longbottom 15166 | 
| Collection Date | 04 Jun 2011 | 
| Accession Number | 266181 | 
| Image | 266181.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: M. Fishbein, Dec 1995 | 
| Determination History | 
                                                    
                                                        Asclepias amplexicaulis
                                                    
                                                    Sm. 
                                                    
                                                        
                                                    
                                                     
                                                 | 
| Locality | USA. Massachusetts, Middlesex Co.: Westford; roadside. 42° 34' 45" N 71° 26' 16" W | 
| Habitat | Dry sandy. | 
| Reproductive State | Fruit | 
| Specimen Notes | |
| Collector | C. H. Knowlton s.n. | 
| Collection Date | 12 Aug 1906 | 
| Accession Number | 23009 | 
| Image | 23009.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: M. Fishbein, Dec 1995 | 
| Determination History | 
                                                    
                                                        Asclepias obtusifolia
                                                    
                                                    Michx. 
                                                    
                                                        
                                                    
                                                     
                                                 
                                                    
                                                        Asclepias amplexicaulis
                                                    
                                                    Sm. 
                                                    
                                                        
                                                    
                                                     
                                                 | 
| Locality | USA. Pennsylvania, Northampton Co.: Mileberg, Bethlehem. 40° 37' 33" N 75° 22' 14" W | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | J. Wolle s.n. | 
| Collection Date | 1840 | 
| Accession Number | 64672 | 
| Image | 64672.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: M. Fishbein, Dec 1995 | 
| Determination History | 
                                                    
                                                        Asclepias obtusifolia
                                                    
                                                    Michx. 
                                                    
                                                        
                                                    
                                                     
                                                 
                                                    
                                                        Asclepias amplexicaulis
                                                    
                                                    Sm. 
                                                    
                                                        
                                                    
                                                     
                                                 | 
| Locality | USA. Massachusetts, Norfolk Co.: Needham. 42° 17' 0" N 71° 13' 58" W | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | unknown s.n. | 
| Collection Date | 03 Jul 1886 | 
| Accession Number | 27715 | 
| Image | 27715.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: M. Fishbein, Dec 1995 | 
| Determination History | 
                                                    
                                                        Asclepias amplexicaulis
                                                    
                                                    Sm. 
                                                    
                                                        
                                                    
                                                     
                                                 | 
| Locality | USA. Oklahoma, Payne Co.: 2 mi. E of Stillwater. 36° 6' 3" N 97° 3' 40" W | 
| Habitat | Sand, in post oak - black jack woods. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | U. T. Waterfall 16026 | 
| Collection Date | 20 May 1961 | 
| Accession Number | 47975 | 
| Image | 47975.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. | 
| Locality | USA. Massachusetts, Barnstable Co.: Harwich. 41° 41' 10" N 70° 4' 33" W | 
| Habitat | Dry sandy bank. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | C. A. Weatherby s.n. | 
| Collection Date | 27 Jul 1914 | 
| Accession Number | 12574 | 
| Image | 12574.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. | 
| Determination History | 
                                                    
                                                        Asclepias obtusifolia
                                                    
                                                    Michx. 
                                                    
                                                        
                                                    
                                                     
                                                 | 
| Locality | USA. Massachusetts, Barnstable Co.: Centrevile; roadside. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | E. F. Williams s.n. | 
| Collection Date | 05 Jul 1896 | 
| Accession Number | 12573 | 
| Image | 12573.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. | 
| Locality | USA. Massachusetts, Barnstable Co.: Eastham. 41° 49' 48" N 69° 58' 26" W | 
| Reproductive State | Fruit | 
| Specimen Notes | Mounted on same sheet is Collins s.n. [3 Jul 1910] in flower. | 
| Collector | F. S. Collins 1037 | 
| Collection Date | 05 Sep 1910 | 
| Accession Number | 12572 | 
| Image | 12572.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: S. R. Hill, Sep 1995 | 
| Locality | USA. Illinois, Cass Co.: W side of BOulevard Road, 5.7 mi. N of Arenzville Road, 3 mi. S of Beardstown. T17N, R12W, Sec. 3, NE¼ of NE¼ of SE¼. 40° 1' 11" N 90° 26' 8" W | 
| Description | Occasional perennial 2 ft. tall, stems and midribs pink; flowers with tepals reflexed, greenish, the hoods rose-pink, erect. | 
| Habitat | Sandy field near sedge marsh. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | S. R. Hill 26616 | 
| Collection Date | 31 May 1995 | 
| Accession Number | 215684 | 
| Image | 215684.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. | 
| Locality | USA. Massachusetts, Barnstable Co.: Hyannis. 41° 39' 10" N 70° 16' 58" W | 
| Habitat | Dry sandy field. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | C. H. Knowlton s.n. | 
| Collection Date | 16 Jul 1905 | 
| Accession Number | 23010 | 
| Image | 23010.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. | 
| Locality | USA. Virginia, Fairfax Co.: Behind Longfellow Intermediate School, near Burke's Spring Branch, near City of Falls Church, McLean. | 
| Habitat | Field/lawn border. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | J. Whiton 49 | 
| Collection Date | 02 Jul 1981 | 
| Accession Number | 183488 | 
| Image | 183488.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: M. Fishbein, Dec 1995 | 
| Determination History | 
                                                    
                                                        Asclepias amplexicaulis
                                                    
                                                    Sm. 
                                                    
                                                        
                                                    
                                                     
                                                 | 
| Locality | USA. Louisiana, Vernon Par.: Haddens Ferry Road, 7 mi. NE of the junction. | 
| Description | Leaf margins undulate; flowers with corolla green, corona pinkish brown. | 
| Habitat | Piney woods. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | G. R. Cooley 4045 with L.J. Brass | 
| Collection Date | 30 Apr 1955 | 
| Accession Number | 13664 | 
| Image | 13664.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: C. R. Bell, | 
| Locality | USA. South Carolina, Abbeville Co.: Parsons Mountain, 6 mi. S of Abbeville. | 
| Habitat | Oak - hickory forest. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | A. E. Radford 22796 | 
| Collection Date | 13 May 1957 | 
| Accession Number | 41908 | 
| Image | 41908.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. | 
| Locality | USA. Florida, Calhoun Co.: Clarksville, 6.5 mi. W of FL 73; Juniper Creek; Ron & Gail Wood 30° 25' 55" N 85° 17' 39" W | 
| Description | Locally occasional erect herb to 90 cm; crenulated leaf margins; leaves sessile-subperfoliate; produces latex when cut. | 
| Habitat | Pine woods clearing; sandhills. | 
| Reproductive State | |
| Specimen Notes | |
| Collector | T. MacClendon 1093 with K. MacClendon, L. Anderson, G. Wilder, J. Roche | 
| Collection Date | 28 May 2011 | 
| Accession Number | 269302 | 
| Image | 269302.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. | 
| Locality | USA. Florida, Liberty Co.: Apalachicola National Forest. Just E of Kennedy Creek, S of Forest Service Road 113, ca. 2.9 mi. W of the junction with FL 12, ca. 4.5 air mi. W of Wilma; Compartment 67, Stand 4. T4S, R8W, Sec. 2, NW¼ of NW¼. 30° 9' 55" N 85° 0' 56" W | 
| Habitat | Mesic longleaf pine [Pinus palustris] savanna on upland. | 
| Reproductive State | Flower | 
| Elevation | 50 to 55 ft | 
| Specimen Notes | |
| Collector | S. L. Orzell 19529 with E.L. Bridges | 
| Collection Date | 09 May 1992 | 
| Accession Number | 227967 | 
| Image | 227967.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. | 
| Locality | USA. Florida, Duval Co.: Ca. 0.3 air mi. ESE of the Old St. Augustine Road bridge over I-95, ca. 1.4 air mi. WSW of Bayard, ca. 18 air mi. SE of Jacksonville; Julington-Durbin Peninsula. T4S, R28E, Sec. 19, W½ of SW¼, Sec. 30, W½ of NW¼. 30° 7' 56" N 81° 32' 21" W | 
| Habitat | Powerline right-of-way through xeric sandhills. Soils - Pottsburg (Grossarenic Haplaquods). | 
| Reproductive State | Flower | 
| Elevation | 10 to 20 ft | 
| Specimen Notes | |
| Collector | S. L. Orzell 21796A with E.L. Bridges | 
| Collection Date | 14 May 1993 | 
| Accession Number | 255411 | 
| Image | 255411.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: A. R. Franck, 22-Nov-2017 | 
| Locality | USA. Florida, Leon Co.: Apalachicola National Forest. Silver Lake Road, 8.19 mi. W of Tallahassee, across from Silver Lake Recreation Area. 20° 24' 4" N 84° 24' 44" W | 
| Habitat | Burned over pine flatwoods. | 
| Reproductive State | Bud | 
| Specimen Notes | |
| Collector | S. Myers 1825 | 
| Collection Date | 06 May 2016 | 
| Accession Number | 296191 | 
| Image | 296191.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: C. vanHoek, 2020 | 
| Determination History | 
                                                    
                                                        Asclepias amplexicaulis
                                                    
                                                    Sm. 
                                                    
                                                        
                                                    
                                                     
                                                 | 
| Locality | USA. Florida, Polk Co.: Clarke Pool, South Lakeland. 28° 2' 22" N 81° 56' 59" W | 
| Habitat | Pine flatwoods. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | C. F. Caudle s.n. with M.L. Gilbert, M.S. Tisdale | 
| Collection Date | 11 Mar 1961 | 
| Accession Number | 300743 | 
| Image | 300743.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
| Family Name | Apocynaceae | 
|---|---|
| Currently Accepted Name | Asclepias amplexicaulis Sm. - Determined By: C. vanHoek, 2020 | 
| Determination History | 
                                                    
                                                        Asclepias amplexicaulis
                                                    
                                                    Sm. 
                                                    
                                                        
                                                    
                                                     
                                                 | 
| Locality | USA. Florida, Polk Co.: Clarke Pool, South Lakeland. 28° 2' 22" N 81° 56' 59" W | 
| Description | Flowers dull purple. | 
| Reproductive State | Flower | 
| Specimen Notes | |
| Collector | J. Colburn 61-194 | 
| Collection Date | 15 Apr 1961 | 
| Accession Number | 300740 | 
| Image | 300740.jpg | 
| Plant Atlas Link | Plant Atlas Citation | 
 
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                        