BOTANICAb 

 QAltDE« 



Volume I. No. 6 



MUHLENBERGIA 



A. A. HELLER, Editor 



Los Gatos, California, March 13, 1905 



[All unsigned articles in this jounial are by the Editor, ?.nd tl-se types of all 

 new "species described by him are deposited in his private herb:;rii;;n, unless 

 otherwise stated.] 



WESTERN SPECIES, NEW AND OLD.— IV. 



/ liibes Greeneiiiiium 



A shrub 3.3.5 lu. high, probably spreadiuo-. bark brownish- 

 gray, apparently not flaky, glabrous: prickles if present soon de- 

 ciduous: iufrastipular spines seemingly single, and only occa- 

 sionally present, colored like the bark, slender and needle-like, 

 about 8 mm. long: leaves rather firm, broadh' ovate or orbicular 

 in outline, the largest 3 cm. in diameter, three lobed, the lobes 

 uuevenly and coarsely crenate, tlie base markedly cordate, dull 

 green above, paler beneath, both sides glandular, and pubescent 

 with .short hairs, veins ratlier prominent beneath; petioles slen- 

 der, only sliglitly or not at all dilated at bose, less than i mm. 

 in diameter, about twc-thirds the length of the blade, densely 

 pubescent with hairs somewhat longer and more spreading than 

 those on the blade, and beset v/ith stalked glands: flowers single 

 or in pairs, the slender peduncles glandular and pubescent like 

 the petioles, slightly drooping, at least wlien old; pedicels sliort, 

 3-4 mm. long subtended by a rounded, dentate or fringed densely 

 <^ fflandiilar bract of less than half their lenfj-th: calvx whitish or 

 "■^creamy, about i cm. 'or.g, the tube on!}- 3 mm. long, glandular 



(III) 



