CONTRIBUTIONS TO WESTERN BOTANY cg | 
contracted into winged petioles = inch ey ne eer if at all con- 
nate, ¥mvoth. Flowers in short, axillary and dense panicles. 
Heals about 1 em. long, with the ‘sarioule -oblong bracts in about 
3 series, and obtuse, striate-nerved and hyaline. Flowers white, 
Weste: in compact clusters. This appears near E, compactum, 
but heads larger and with more flowers. Leaves 1-ner ved, 
Brickeliia Undonis n. sp. No. 27822, Arroyo Undo, 
Oct, 26 1930, ries to B. peninsularis but heads congested on 
pedicels 1 cm lon Bracts linear and barely acute, not acumi- 
inate as in that Epedss but leaves about the same though barely 
half as long and with minute pustulate pubescence. Stems white 
and not green, in pubescence 
ri ickellia megaphylla n. op No. 27814, Arroyo Un- 
do, Oct. 23 & 26 1930. A snrub, 4-6 f . high and allied to B. 
gr en Oe Leaves triangular- acta, 3 inches long by 2 
wide, from nearly entire to lacinia tely toothed, a little cordate, 
palm. ately nerved by 3 strong nerves at base, the central one be- 
ing pinvately nerved above, and the two laterals Ate: ed on the 
aid flat but evident. Servation of leaves tending % "Bs hastate. 
Plants velvety-pubescent. Petioles 1-2 inches Jong. Flowers in 
un an ample corymb, on short (2-6 mm. long) pedicels aiid erect, 
sracts about 4-ribbed and Lem, long, acate, green. Akenes 10- 
ribled, densely pubescent and black akenes not neatly smooth, 
It differs from Brichellia grandiflora in the akenes and in 
the shrubby habit, much larger leaves and pubescence. The stig - 
las are sometimes elongated as in Eupatorium, see No. 27813. 
inson in his revision creates a section Stevioideae for his 
pu! ther ting which I think should be called Stevia pvl :herrima. 
Ile also keeps u De Gray’s B. squamulosa’ which is a pistillate 
Baecharis squamulo 
Bric pela “cayucensts mn. sp. No. 27818. Cayuca 
ranch Oat. 23 19: Near B. Coulteri. Climbing high any 
widely “branched divariostely and with slender branches. Leave 
cordate-ovate, to almost deltoil, 1-1.5 inches long, Sapilletsty 
roughened and unequally crenate-serrate, acute, on petioles 1 cm. 
ong. Ste white-barked, Heads few, at the ends of the 
branches a 1 cm.long, about 10 flowered. Scales smooth, lin- 
errand strongly ribbed. Flowers white. Pappus white. Akenes 
densely hairy, 
B rickenia diffusa n. sp. No. 27821. caer wont 
Nov. 24 1930. Tall and openly branched, 2-3 ft. high. Lea 
cordate-ovate, 2 inches long, on very stout petioles 1 cm. ri 
thick and leathery, shortlyacuminate regularly serrate, covered 
benaath with densely white areas of wool between the meshes as if 
steliate-pubescent, Stems 1-2 ft. long, divaricateiy branched in - 
to an open panicle half as fong. uter akenes triquetrous ad 
sligkUy winged. Awns somewhat shorter. 
