ADDITIONS AND CORRECTIONS 1115 



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185 Before SALICACEAE insert : 



Family 29a. SAURURACEAE. LIZARD'S-TAIL FAMILY. 



Herbs with rootstocks. Leaves alternate, sometimes clustered at the 

 base. Flowers spicate. Perniath wanting. Carpels of 3 to 4 distinct 

 or partly united carpels; stigma capitate. Ovules 2-8 in each carpel. 



1 ANEMOPSIS Hook. VERSA MANSA. 



Herbs with stoloniferous rootstocks. Leaves mostly basal, thick, 

 petioled. Flowers perfect, in a conical or oblong spike, subtended by 

 a colored involucre of 5-8 petal-like bracts. Perianth none, but each 

 flower subtended by a free bractlet. Stamens 6-8, adnate to the base 

 of the gynoecium. Gynoecium of 3 or 4, partly united carpels with par- 

 ietal placentae; styles distinct. Fruit dehiscent at the apex. 



1. A. calif ornica Hook. Stem 1.5-4 dm. high, more or less floccose; 

 basal leaves petioled, the blades oblong or elliptic, rounded at the apex, 

 cordate or subcordate at the base, 5-15 cm. long, ciliate; stem-leaves 

 1-3, ovate, sessile, often with a few small petioled leaves in their axils; 

 involucral bracts white, oblong, 12-30 mm. long; spike 1-4 cm. long; 

 bractlets clawed, 4-6 mm. long, with oblong to orbicular blades. Saline 

 soil: sw Utah. Ariz. Calif; Mex. 



186 Under P. Sorgentii the authority of the synonym P. occidentalis should 

 be (Rydb.) Britt. 



193 The authority of S. Hookeriana should be Barratt not Barrett. 



194 After 33. S. monticota Bebb. insert: 



33a. Salix monochroma Ball. Low shrub; branchlets glabrous, 

 shining; leaf-blades obovate-oval or ovate, short -acuminate, 4-8 cm. 

 long, crenulate-serrate, thin, deep-green and glabrous on both sides; 

 aments appearing with the leaves, the pistillate ones 2.5-6 cm. long, 

 short-peclicelled, subtended by 2-4 small leaves 1-3 cm. long; capsule 

 5-7 mm. long, glabrous, lanceolate, the stipe 2-4 mm. long, the style 

 about 0.5 mm. long; bracts oblanceolate, light brcwn, acutish, drying 

 black; staminate aments 2.5-6 cm. long, sessile. S. pyrifolia Ball, not 

 Anders. S. monticola Rydb. p. 194, in part, as to the northern specimens. 

 Mountains: Alta. Wyo. Ore. Wash. Submont. Ap-Je. 



33b. Salix Farrae Ball. Small shrub, 3-6 dm. high; twigs red or 

 yellow, shining; leaves oblanceolate to elliptic or broadly lanceolate, 

 usually widest above the middle, acute or short-acuminate at the apex, 

 3-5 cm. long, entire cr nearly so, glaucous and rather finely net-veined 

 beneath at maturity; capsules 4-5 mm. long; stipe 1-1.5 mm. long. Bogs 

 and wet meadows: Alta. Mont. B. C. Mont. Subalp. 



194 Add under S. curtiflora a questionable synonym, S. pesudomonticola 

 Ball., or at least the latter species is included in the description of S. 

 curtiflora on page 194. 



199 In the key of Quercus substitute the word "parted'' for "divided" in 

 1st, 6th, and 22nd lines. 



203 The authority of Betula papyrifera should be Marsh. 

 206 After 0. virginiana insert. 



2. Ostyra Knoltonii Coville. A tree up to 10 m. high; young twigs 

 green and very hairy, becoming first brown then light gray; leaf-blades 5 

 cm. long or less, ovate to oval or obovate, blunt or short-acuminate, sharp- 

 ly double-toothed, finely hairy on both sides; staminate aments 2-3 cm. 

 long; pistillate aments in fruit 3 cm. long, with few bracts and flowers. 

 Canons: se Utah, Ariz. Son. May. 



206 After 2. (7. calif ornica insert: 



3. Corylus americana Walt. A shrub 1-3 m. high; twigs and petioles 

 often glandular bristly; leaf -blades rounded cordate, acuminate, serrulate, 



