98 ROSACEA. 



terminali obovato vel ovato-oblongo 11 mm. longo 7^ mm. lato utrinque obtuso 

 margine serrato, (serris ascendentibus subrectis acutis latere superioribus 

 J mm. longis latere inferioribus 1| mm. longis apice acutis ± callosis), supra 

 costa impressa, venis venulisque impressis reticulatis, subtus costa prominente 

 elevata aculeolis truncatis minutis 2-3 instiiicta, petiolulo 3-4 mm. longo, 

 foliolis lateralibus eo terminali conformibus subsessilibus minoribus, foliolis 

 infimis minimis 6 mm. longis 3^ mm. latis, foliolis oppositis, jugis 4 mm. a se 

 remotis, petiolis communibus 1 cm. longis cum rhachidibus supra profunda 

 sulcatis subalatis setulis glandulosis truncatis remote instructis, ad nodos 

 jugorum ± hirsutis, subtus aculeolis a<3utis remote instructis, stipulis L'neari- 

 bus fere perfecte cum petiolo connatis 5 mm. longis margine fimbriatis, 

 partibus liberis linearibus 2 mm. longis recurvis. Flores ad apicem ramorum 

 lateralium solitarii terminales, pedunculis 1^ cm. longis setulis glandulosis 

 paucissime instructis cseterum glabris. Calycis tubus urceolato-ovoideus 3 J 

 mm. longus 2^ mm. latus, lobis cuspidato-ovatis extus prope marginem setulis 

 glandulosis instructis pauce Hrsutis intus dense velutinosis 9 mm. longis 

 (excepte cuspides) 3 mm. latis apice cuspidatis vel tricuspidatis, (cuspidibus 

 linearibus 3 mm. longis |^ mm. latis), basi utroque latere cuspidibus singulis 

 instructis, interdum utraque pagine velutinosis. Petala 5 obcordata apice 

 cordato-emarginata vel breve 2-lobata basi late cimeata ad basin truncata, 

 partibus truncatis 3 mm. latis ad basin conti'actis ad insertionem 1 mm. latis. 

 Stamina co fauce tubi calycis affisa co-seriata, filamentis circ. 4 mm. longis 

 subcrispatis filiformibus glabris, antheris late reniformibus 1 mm. latis, latioribus 

 quam longioribus basi 2-lobatis apice emarginatis. Discus ultra calycis tubum 

 productus annulari-conicus, partibus productis ^ mm. longis. Styli 9-10. 

 Carpella 9-10, in tubo calycis incluso longe et dense albo-setuloso-pilosa, 

 cavo calycis dense piloso-setuloso, setulis albis erectis rectis 2 mm. longis. 

 Ovaiium f usiforme 1 mm. longum, stylo filiformi longe exserto 5 mm. longo 

 apice incrassato, stigmate botrioideo-pectinato. 



Hab, Mt. Morrison, leg. U. Mori. 



Near B. Willmottice HJEiMSL. (Bot. Mag. t. 8186), but differs from it by 

 the much smaller leaflets with acuter seiTation and much smaller alternate 

 (not opposite) spines. 



