( 4106 ) 



ASCLEPIAS VESTITA. HAIRY-STEM MED 

 ASCLEPIAS. 



Class and Order. 



Pentandria Digynia. 



( Nat. Ord. — AscLEPUDEiE. ) 



Generic Character. 



Calyx alte 5-partitus, sepalis ovatis, parvis, patulis. Co- 

 rolla alte 5-partita, laciniis praefloratione valvata, primo 

 patulis dein refractis. Corona staminea summo gynostegio 

 imposita, 5-phylla, foliolis cucullatis, cucullis ovatis v. 

 superne dilatatis, semper e fundo processum aversum eorni- 

 formem stigrnati incurvum ernittentibus. Antherce mem- 

 brana terminatae. Masses pollinis compressae, apice atten- 

 uato affixae, pendulae. Stigma depressum, muticum. Fol- 

 liculi pergamacei, laeves v. ramentacei v. spinis innocuis 

 onusti. Semina coinosa. — Herbae perennes Americana pra- 

 cipue Am. Sept. Folia opposita, verticillata, raro alterna ; 

 umbellae interpetiolares. DC. 



Specific Name and Character. 



Asclepias vestita; caule herbaceo ramoso crasso hirsuto, 

 foliis oppositis sessilibus lato-ellipticis subcordatis cori- 

 aceis glabris mucronatis, pedunculis intra-axillaribus 

 crassis longitudine foliorum pedicellis floribusque 

 erectis hirsutis, umbellis multifloris densis hemisphaer- 

 icis, corollas lobis reflexis, cucullis caruosis truncatis 

 subcylindraceo-ventricosis processu corniformi nullo. 



A now and well-marked species of Asclepias, for a 

 knowledge of which we are indebted to Mr. Veitch of 

 Exeter. He received seeds of it, we believe, from the 

 southern states of North America, and reared it in the 

 greenhouse, where it flowered in October, 1843. It is 



distinguished 



