74 NEW SYLVA 



opulif. Dec. and many botanists. Var. glabra 

 Hooker. Quite smooth, branches angular ci- 

 nereous, leaves ovate trilobe, petiolate, dentate 

 or crenate, corymbs terminal, bracts ovatoblong 

 pedicels smooth, calix smooth obtuse, capsules 

 smooth compressed at the end Mts. of East 

 Europe, Sibiria and Qrigon. Very distinct 

 from the lat by many characters, entitled to be 

 a species, seeds obovnte yellow. 



670. PHVSOC. TOMENTOSA Raf. Sp. capitata 

 Pursh, Eat. Sp. opulif. var. tomentosa Hook, 

 fl. Leaves ovate sublobate, doubly dentate, re- 

 ticulate and tomentose beneath, corymbs ter- 

 minal crowded subcapitate on a long peduncle, 

 calix tomentose Origon, another distinct sp. 

 blended by Hooker, altho' distinguished by 

 Pursh and others. The Sp. monogyna of Tor- 

 rey is also reduced to Sp. opulif. by Hooker, 

 while it is even a peculiar Genus! Seethe next. 



671. EPICOSTORUS Raf. atl. J. page 144. 

 Sp. monogyna Tor. rocky mts. 119. Eaton ^*c, 

 Sp. opul. var. monogyna ! Hook. fl. Calix cam- 

 panul. Slobed, petals 5, stamens '20 inserted on 

 a circular free torus or base monadelphous, pis- 

 tils 1 or 2 stipitate, with a st) le,capitate stigma, 

 capsules 1 or 2 compressed not swelled free 

 villose bivalve trisperme. Habit of Physo- 

 carpa, pedicels few, no bracts. EPIC. MONTA- 

 NUS Raf. as above. Leaves rounded ovate base 

 subcordate, subtrilobe, incise, dentate pubes- 

 cent beneath, corymbs on short peduncles pau- 

 ciflore, pedicels filiform calix obtuse pubescent 

 in the Origon mts. disc, by Jantes, descr. by 

 Torrey 1827, mistaken by Hooker since, ascer- 

 tained by me in 1832, the generic name means 

 20 on a torus. 



672. SCHIZONOTUS Raf. calix rotate 



