Apoeynaceae - APO (including Asclcpiadaccae) 

 (Identification sources: 



Amsonia jonesii Woodson - HDH, IMF, KTZ, SFW, UTF, W&W, W 



Apocynum androsaemifolium L. - DomOl, GPF, KTZ, SF!, W&W, E/W 



[Apocynum androsaemifolium L. var. androsaemifolium] - HDH, IMF, UTF 

 [Apocynum androsaemifolium L. var. glabrum Macoun] - HDH 

 [Apocynum androsaemifolium L. var. incanum A. DC] 

 Apocynum cannabinum L. - GPF, KTZ, SF!, UTF, W&W, E/W 

 [Apocynum cannabinum L. var. cannabinum] - DomOl, IMF 

 jApocjnum cannabinum I . vac. glabeiTinmm A. DC.| - HDH. IVIF 

 [Apocynum cannabinum L. var. pubescens (R. Br.) A. DC] - HDH, exp. 

 jApocjnum sibericum ,lacq.| - UTF. W&W 1 



[Apocynum sibericum Jacq. var. salignum (Greene) Fernald] - HDH, IMF 

 [Apocynum sibericum Jacq. var. sibericum] - HDH, exp. 

 [Apocynum SLiksdorfii Greene] - HDH 



Apocynum X floribundum Greene - GPF, IMF, KTZ, E/W 



[A|H!c\]Rini androsaemifolium X A. can nahiiiLim ] - K I / 



[Apocynum medium Greene] - W&W 



[Apocynum X medium Greene] - SF!, UTF, W&W 



[Apocynum medium Greene var. floribundum (Greene) Woodson] - HDH 



[Apocynum medium Greene var. lividum (Greene) Woodson] - HDH 



Asclepias 



Asclepias arenaria Torr. - DomOl, GPF, HDH, KTZ, SFE, W&W, E 



Asclepias asperula (Decne.) Woodson var. asperula - GPF, IMF, UTF, E/W 



[Asclepias asperula Woodson] - SFW 



[Asclepias asperula (Decne.) Woodson] - SFE 



[Asclepias asperula (Decne. ) Woodson subsp. asperula] - KTZ, W&W 



[Asclepias asperula (Decne. ) Woodson subsp. capricomu (Woodson) Woodson] - W&W. err. rep. 



| Asclepias capricornu Woodson subsp. capricornu] - HDH 



[Asclepias capricornu Woodson subsp. occidentalis Woodson] - HDH 

 (Asclepias brachystephana Engelm.} - HDH, exp. 



{WJ - does not occur north of about latitude 34" [e.g., ca. Socorro, NM]} 



! Asclepias brachystephana Lngelm. ex Torr.) - KTZ <AZ, NM>. W&W 1 , misid. 



Asclepias cryptoceras S. Watson var. cryptoceras - DomOl, IMF, UTF, W 

 [Asclepias cryptoceras S. Watson] - HDH, SFW, W&W 

 [Asclepias crvptoeeras S. Watson subsp. cryptoceras] - KTZ 



Asclepias engelmanniana Woodson - DomOl, GPF, HDH, IMF, KTZ, SFE. W&W. E 



|NS - Arnold Clifford believes this is the same species as A. rusbyi (an older name), which has been followed 



by UT3. Somebody needs to check type specimens of each name.] 

 Asclepias hallii A. Gray - DomOl. GPF, HDH. IMF, KTZ, SF!, UTF, W&W, E/W 

 Asclepias incamata L. var. incamata - E 



[Asclepias incamata L.] - DornOl, GPF, HDH, IMF, SFE, UTF, W&W 



[Asclepias inearnata L. subsp. incamata] - KTZ 

 Asclepias involucrata Engelm. ex Torr. - IMF, KTZ, UTF, W&W, E 



| Asclepias involucrata Engelm.] -GPF, HDH. SFE 



Asclepias latifolia (Torr.) Raf. - GPF, HDH, IMF, KTZ, SFE, UTF, W&W, E 

 Asclepias macrosperma Eastw. - IMF, SFW, UTF, W&W, W 



36 



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