ie Sata ee 
—~ 
VOLUME XLI NUMBER 5 
DOTANICA“E GAZETTE 
MAY, 1906 
NEW AND NOTEWORTHY WESTERN PLANTS. III." 
A. D. E. ELMER. 
’ Phacelia acanthominthoides, n. sp.—An annual or biennial, 
2 to 5°" high or higher: stems many, profusely branched from the 
base, erect or reclining, cinereous: leaves at least in the mature 
plants all cauline, alternate, usually subtending the branches, those 
from near the base 1o™™ long, pinnately 3 to 5-lobed or toward the 
apex only pinnatifid; the pubescent petiole almost equaling the 
blade proper; lobes hispidly strigose on both sides, 1°™ long or less, 
margins with few much-rounded teeth; upper leaves finer dissected 
and without petioles: inflorescence ample, in widely branched scir- 
poid racemes; flowers bluish, upon short pubescent pedicels: the 5 
sepals pubescent, 4™™ long, 1.5™™ wide, linear-oblong, very obtuse, 
united at base, much exceeded by the flower: corolla 8™™ long; 
petals 5, very short, obovate, lateral nerves extending from the middle 
basal primary ones: stamens 5, exserted, inserted near the corolla 
base and alternating with the segments; anthers elliptic, 1™™ long, 
versatile; filaments glabrous, slender, 8 to 10™™ long, with minute 
hyaline appendages at base: ovary ellipsoid, pubescent; style per- 
sistent, 7™™ long, cleft nearly to the base, the united portion sparsely 
pubescent; stigmas minute, terminal: herbaceous sepals of the mature 
capsule 8™™ long, 4™™ across the widest part, ovate, acute, sub- 
coriaceous, with ciliate margins, strongly 1-nerved with prominent 
reticulations: capsule 2-valved, sessile, 4-seeded: seeds dark brown 
2.5™™ long, oblong, triangular, pitted. 
* The first four new species have been in manuscript more than two years, and 
the types are in the herbarium of Stanford University. 
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