356 



As the Bpecles is now constrned its range extends in Mexico alon^? the coast 



from (juaynias to Agiabanipo and on hoth sides of the peninsnLi of Lower ('ali- 



foruia as far north as Coniondu. The bibliography of this species is as follows: 



Boissier in DC. Prod. XV. pt. 2. 6S; Watson, Proc. Amer. A<'ad. xxiv. 7G; Zee, 



i. 34S; Hrandg. Proe. Cal. Acad. ser. 2. iii. 170. 



E. hindxiaua Benth. ]5ot. Sulph. 51, t. 24; Boissier in DC. Prod, xv.pt. 2. 

 68; Mills]!. Proc. Cal. Acad. ser. 2. ii. 229; Zoe, i. 348. 



1*:. comoudiiatia. Millsp. Proc. Cal. Acad. ser. 2. ii. 229; Contr. Nat. Herb, 

 i. 77; Hrandg. Proc. Cal. Acad. ser. 2. iii. 170. 



Euphorbia capitellata laxiflora Watson, Proc. Amer. Acad. xxiv. 74 (1889). In 

 shade along a creek bottom. Agiahatupo, October 3 to 15, 1890. No. 7r)2. 



Euphorbia (Cyttarospermum) colimee Pose, sp. nov. Slender, weak annnals, 1 to 2 

 feet high, villose or glabrate: leaves alternate beh)W, o])po8ite above, ovate to 

 lanceolate, slightly narrowed at base, acute, bract like above; bracts small, with 

 white or whitish margins: involncre abont 1 line long: glands 5 with an entire 

 petaloid, white a,i)])ciidago; lobes broad, obtuse, witha ]iectinate margin: styles 

 2-parted: cajianle, glabrous: seeds with smaller pits, pectinate-margined.— In 

 gardens and iields, growing in shade. 

 Colinia, January 9 to February G, 1891. 

 No. 1170. 



Euphorbia pilulifera I^. Sp. PI. i. 454 (1753). 

 Common between the mountains and 

 beach. Man/.anillo, Docember 1 to 31, 

 1891. No. 938. 



Euphorbia (Cyttarospermum) soiiorae 

 Hose, sp. nov. Annual, slender, erect, 

 glabrous, 1 to 3 feet high: leaves ob- 

 long, H inches long or less, rounded at 



base, obtuse or acutish, tipped with a long seta, thin in tex- 

 ture, slightly pubescent and ciliate on the margin whcai young; 

 petiole longer than the blade, 1 to 2 inches long; stipules seta- 

 <eous, deci<lnous; involncn^ solitary, very small, ^ line long; 

 glauds (1 smaller) 5, with an appendage of 5 to 7 long white seta-: 

 etyliSs 3, entire; carpels slightly villose: seeds ovoid, with pitted sur- 

 face; pits with glandular tubercles about the margins and punctate in 

 the center. — In the dense shade of bushes along rich bottoms. Agia- 

 bampo, October 3 to 15, 1890. No. 760. 



Euphorbia thymifolia L. Sp. PI. i. 454 (1753). Common in level places between 



the nuMintaius and the beach. Mauzanillo, December 1 to 31, 1890. No. 939. 



This s))ecica, although of Avido distribution, is scarce in our herbarium. 



Euphorbia sp. In shade along a creek bottom. Agiabampo, October 3 to 15, 1890. 

 No. 761. 



Euphorbia sp. 

 No. 1191. 



Euphorbia 8]>. 

 924. 



Euphorbia si>. 



Euphorbia sp. 



Euphorbia sp. 



Euphorbia sj). 



Fio. 10.— Leaf of Euphor- 

 bia sonorce. 



Plains and river banks. Colima, January 9 to February 6, 1891. 

 Along river bottoms. Manzanillo, December 1 to 31, 1890. No 



Mauzanillo, December 1 to 31, 1890. No. 943. 

 Manzanillo, December 1 to 31, 1890. No. 899, 

 Mauzanillo, March 2 to 18, 1891. No. 1351. 

 Mauzanillo, December 1 to 31, 1890. No. 1038. 

 Phyllanthus polygonoides Nntt. in Sproug. Syst. Veg. iii. 23 (1825). In rich bot- 

 toms. Agiabamjto, October 3 to 15. 1890. No. 767. 

 Phyllanthus niruri L. Sjk PI. ed. 2. ii. 1392(1763). Very common about the lagoon 

 in moist places. Mauzanillo, December 1 to 31, 1890. No. 925. 



