1132 ADDITIONS AND CORRECTIONS 



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the upper lanceolate or ovate-lanceolate, acuminate, short-pubescent 

 on l)oth sides; pedicels sparingly strigose; calyx 3.5 mm. long, glabrous, 

 except the ciliate margins of the lanceolate lobes; corolla 10-11 mm. long. 

 Mountains: n. Colo. Jl. 



737 The authority for L. rudcrale is Dougl. 



744 Under Agastache for the synonym Lcpanihus read Lophanthus. 



748 For Audibertella read Audibertiella. 



750 In key, 3d Uuq, omit the word "much." 



751 Under Lyropjis read for the common name Water Hoarhound, the more 

 generally accepted spelling. 



764 In the key, 10th hne from the top and 



765 18th line from the bottom for IX. Wippleani read Whippleani. 



764 Revise the second division of the key of III. Glabri as follows: 



Anthers not long-villo\is. 



Anthers softly sliort- villous with white hairs shorter than the width of the cells . 

 Corolla glabrous without; pedicels and calyx nearly glabrous. 



Stem 2-4 dm. high; stem-leaves lanceolate to ovate; anther-cells 

 opening partially. 

 Sepals obsciu-ely margined, acute; stem-leaves ovate-lanceolate, 



obtuseoraciite; corolla 1.5-2 cm. long. 14. P. cyanocaulis. 

 Sepals with broad scarious margins; stem-leaves lanceolate, mostly 

 acuminate, corolla 2-3 cm. long. 

 Sepals 8-9 nun. long, long-acuminate, the margins finely 



denticulate. 14a. P. scariosus. 



Sepals 4-6 mm. long, short-acuminate, coarsely denticulate. 



14b. P. Garreltii. 

 Stem about 1 dm. high; stem leaves linear; anther-cells opening 

 throvighout. 14c. P. Canji. 



Corolla glandular-puberulent without; pedicels and calyx strongly glandu- 

 lar-pubescent. 14d. P. merisarum. 

 Anthers liispidulous. 



Corolla-tlTToat nearly tubular, the limb nearly regular. 



Stem 1-:^ dm. liigli, lower leaves aciitish; vipper leaves lanceolate; 

 caly.x-lobes acute to gradually acuminate, with narrow scarious 

 margms. 

 Calyx-lobes acuminate; anther-cells bearded; sterUe stamen densely 



bearded. 12. P. Frcmontii. 



Calyx-lobes acute; anthers glabrous; sterile stamen sparingly 

 bearded. 12a. P. Icptanlhus. 



Stem 4-8 dm. liigh; lower leaves emarginate or roimded at the apex; 

 ui>per leaves oblong-ovate; calyx-lobes broadly ovate, short- 

 acuminate, with Inroad scarious margms. 12b. P. Jonesii. 

 Corolla-throat evidently inflated; limb distinctly 2-lipped. 



Calyx-lobes ovate or lanceolate, gradually long-acimiinate or acute. 

 Stem-leaves lanceolate to linear. 



Calyx-lobes long-acuminate. 13. P. saxosorum. 



Calyx-lobes acute or short-acimiinate. 



Corolla 22-30 mm. long; stem-leaves linear or lance-Unear. 



13a. P. subfilaber. 

 Corolla 15-20 mm. long; stem-leaves lanceolate to ovate. 



14. P. cyniiocauMs. 

 Stem-leaves broadly ovate or subcordate, etc. 



765 Also modify the last part of the kej' of Glabri: 



Anthers perfectly glabroiis. 



Sterile stamen glabrous or nearly so. 

 Plant glabrous. 



Calyx-lobes acuminate. 



Caly.x-lobes decidedly scarious-margined, abruptly acuminate. 



1",>. P. speciusus. 

 Calyx-lobes not scarious-margined, gradually acuminate. 



19a. P. leiophyllus. 

 Calyx-lobes acute or obtuse, slightly scarious margined. 



20. P. unilateralis. 

 Plants densely puberulent at least below. 21. P. Wardii. 



Sterile stamen bearded. 

 Plant glabrous. 



Calyx-lobes not a scarious-margined. 19a. P. leiophyllus. 



Calyx-lobes decidedly scarious-margined. 

 Anther-ceUs opening throughout. 



Corolla about 2 cm. long. 22. P. pcrpulcher. 



Corolla about 2.5 cm. long. 22a. P. niagnus. 



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