ADDITIONS AND CORRECTIONS 1129 



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obovate, 1.5-2.5 cm. long; capsule hirsute, narrowed from near the base 

 upwards, 2-3.5 cm. long. Dry soil: Lab. Alta La Fla.; nat. in Europe. 

 Je-O. 



595 Under A. trichocalyx, last line, for "2-2.5 mm." read "2-2.5 cm." 



596 The authority for A . pallida should be (Lindl.) Britton; add the synonym : 

 Oenothera pallida Lindl. 



597 In the first line of the key, for P. caespitosurn read P. caespitosus. 

 605 In the key, for Leptoaenia read Leptotaenia. 



608 After D. pusillus insert: 



2. Daucus Carota L. Biennial; stem bristly-*hirsute, 3-10 dm. high: 

 lower leaves tripinnatifid, the divisions dentate to pifmatifid, cuspidate; 

 bracts parted into linear or filiform divisions; flowers white, or the central 

 one often larger and purple; fruit 3-4 mm. long. CARROT. Waste places; 

 N. S. Fla. Calif. Wash.; escaped from cultivation; naturalized in 

 the eastern states. Je-S. 



610 Under 0. brevipes, for the synonym W. brevistylis read W. brevipes. 

 617 Before Cicuta insert: 



22a. CONIUM L. POISON HEMLOCK. 



Biennial leafy-stemmed, poisonous herbs, with spotted stems. Leaves 

 pinnately decompound. Bracts and bractlets present, lanceolate, acumi- 

 nate. Flowers white. Calyx-teeth obsolete. Fruit broadly ovate, somewhat 

 flattened laterally. Stylopodium depressed; styles short deflexed. Ribs 

 prominent, wavy. Oil tubes wanting. Seed face deeply concave. 



1. C. rnaculatum L. Stem erect, 6-15 dm. high; petioles dilated 



at the base; umbels 2-8 cm. broad; flowers about 2 mm. broad; fruit 



3 mm. long, 2 mm. wide. Waste places: Vt. N. D. Utah Del.; 

 Calif.; Mex.; nat. from Eu. Je-Jl. 



620 After P. Elrodi insert: 



2a. Pteryxia terebinthacea (Hook.) Coult. & Rose. Stem few- 

 leaved below, nearly scapiform, up to 4 dm. high; leaves pale green, 3-4 

 times ternate, the ultimate divisions narrow, rigid, almost subulate; umbels 

 unequal-rayed; bracts wanting, bractlets linear, acuminate; fruit broadly 

 oblong to suborbicular, 8 mm. long; wings 3-5, thin, broad, crisp; oil- 

 tubes 4-8 in the intervals, 8-12 on the commissure. Sandy ground: 

 Wash. Ida. Ore. My-Au. 



623 Under P. anisata for the synonym Cymopteris asinatus read anisatus* 



624 In the key, 3d line and llth line, for "Bracts" read "Bractlets.' 1 

 627 The authority for C. simpex should be (Nutt.) Rydb. 



630 In the key, lines 19 and 21, transpose the words "teeth lanceolate" 

 and "teeth ovate" so as to read "lanceolate teeth" and "ovate teeth." 



638 For Erxlebenia Opiz and E. minor (L.) R}^db. read Braxilia Raf. and 

 B. minor (L.) House. 



638 For Ramischia Opiz and R. secunda (L.) Garcke read Orthilia Raf. 

 and O. secunda (L.) House. 



639 & 



640 For Azaliastrum read Azaleastrum. 



641 The authority of P. empetnformis is (Smith) D. Don. 



641 Under M. ferruginea for the synonym M. urceolaria read ureceolaris. 

 653 After D. alpinum insert: 



2a. Dodecatheon exilifolium Macbr. & Pays. Leaves linear- 

 oblanceolate, 1-2 dm. long, 1-1.5 cm. wide, acute: scape 1.5-3 dm. high, 

 minutely glandular, 2-6-flowered; calyx-tube 3 mm. long; lobes lanceolate, 

 5-7 mm. long; corolla red-purple, light yellow in the throat, 12 mm. 

 long; anthers subsessile, 6-8 mm. long, acutish; capsule circumscissile 

 at the apex, then 10-valved. Grassy meadows: Ida. Apl. Au. 



