38 BOTANICAL GAZETTE [january 



2. SECUNDUM SPECIMINA MASCULA^ 



A. Filamenta omnino glabra 



I. Stamen unicum (rarissime stamina 2 adsunt); bracteae pl.m. 

 purpurascentes et apice atrae, pilis longis argenteis sericeae; 

 folia adulta glabra, discoloria, superne pl.m. nitida et stoma- 

 tifera, pl.m. crenato-denticulata, rariter ad 2.5 cm. longa; 

 frutex depressus vel prostratus 6. S. Uva-ursi 



II. Stamina semper 2. 



a. Fruticuli minimi, suffruticosi, ramulis tenuissimis, fere 



semper radicantibus; folia utrinque concoloria v. sub- 



concoloria, etiam superne stomatifera, minima vel parva, 



rarius ultra 25 mm. longa latave; amenta serotina, 



tenuia, pauci- (rarius multi-) flora. 



Folia utrinque obtusa vel acutiuscula (cuneata), Integra, 



nervis primariis superne tenuissime incisis subtus 



prominentibus, ceterum enervia, 5-8: 3-4 mm. magna; 



amenta 3-5-flora, rhachi bracteisque concoloribus glabris 



vel parcissime pilosis; glandulae 2 11. S. Dodgeana 



Folia utrinque rotundata vel basi cordata vel utraque 

 facie distincte (sed saepe tenuiter) reticulata. 



Ramuli breves floriferi fere semper bifoliati; folia 

 adulta sicca baud per secundum annum persistentia; 

 ramuli vetustiores 1-2 mm. crassi. 



Bracteae glabrae subglabraeve, concolores, flaves- 

 centes vel violascentes; glandulae 2; folia semper 



crenato-serrata 8. S. herhacea 



Bracteae sericeo-villosulae, fuscae, pl.m. bicolores; 

 glandula i, ventralis; folia saepissime integerrima 



5. S. polaris 

 Ramuli floriferi 2-5-foliati; folia adulta sicca pl.m. 

 marcescentia, fuscescentia et per secundum annum 

 persistentia, integerrima; glandulae fere semper 2 (in 

 S. cascadensi ut videtur tantum i). 



5 Of the following species the male plant is still unknown: fullertonensis , hud- 

 sonieiisis, leiolepls, Ungulala, Peasei, and ve.nusla. 



