132 



PENTANDRIA, DIGYNIA. 



incarnata. 



pufehra. 



amcena. 



variegata. 



pound, lateral, solitary on large peduncles, nu- 



tant. — Gron. virg. and Vursh. 

 A. phytolaccoides, Lyon. 

 A. exaltata, 1 MuM 

 A. acuminata, J 



Poke-leaved Milk-weed. 



On the high and rocky banks of the Wissahickon. Very 

 rare. 1 have not often found it flowering. Perennial. 



3. A. stem erect, branched and tomentose, leaves 

 lanceolate, subtomentose woolly, umbels nume- 

 rous originating by pairs, horns exserted. — 

 Willd. 



Icon. Jacq. hort. 1. 107. 



Flesh-coloured Milk-weed. 



About two or three feet high. In marshy meadows and on 

 the banks of our waters, common. Perennial. June, July. 



4. A. leaves lanceolate, pubescent underneath, 

 sparingly so above ; stem divided above ; um- 

 bels erect in pairs. B. 



A. incarnata, /3 pulchra, Willd. 



This is usually set down as a variety of the preceding. I 

 cannot however think it so. In similar places as Nos. 1 and 2, 

 and 3. Perennial. July. 



5. A. leaf oblong-oval, with acute point, under 

 side minutely pubescent, petiole very short; 

 umbels terminal, erect; flowers purple: seg- 

 ments of the lepanthium ovate-oblong, entire, 

 twice the length of the antheridium, central 

 process flattened and gibbous, terminating in a 

 subulated awn ; margines of the antheridium 

 triangularly produced. — Nutt. 



About two feet high. Flowers fine purple. Very rare. In 

 an umbrageous hilly wood on the west side of the Schuylkill, 

 about four miles from Market-street bridge. Perennial. July. 



6. A. stem erect, simple, leaves ovate, petiolate, 

 rugose, naked ; umbels subsessile, pedicels 

 tomentose. — Willd. 



A., hybrida, Mich. 



