331 



])uboBcent, 5 to 10 linen lou^s tendrils l-to 5-partod. River bottoms. Colima, 

 January to Ftibruary 6, 1891. Xo. 1170. 



It riius over fences, bushes, and rocks, forming a very dense mass. Sometimes 

 tlio sterile tlowers are abnormally developed, the pedicels becoming 1 iuch long 

 and the petals trausi'oimed into small leaves. 



CACTACEiB. 



Mamillaria sp, Mau/.anillo, Deceml»er 1 to ;^1, 18!K). No. 1053. 



Echiiiocactus wislizeuii Knj.-elm, Wi.sliz. Mem. 06 (1848). Agiabampo, October 3 



to 15, IKilO. No. 803. 

 Cereus striatus Jirandegee, Zoe, ii. 10( l?<91). K'oots large and tuberous, resembling 



those of the dahlia, Agiabampo, Octolter 3 to 15, 1890. No, 794. Also from 



Carmen Island, November 1 to 7, 1?<00. No. S52. 

 Dr. PalmiT C(dlected thi.s plant in 18S7, but it is not reported in Dr. Watson's 



list. Koots were sent to the Department in 1S87 and were grown for some time 



in the greenhouse, but finally died. 

 Dr. Palmer says that the largo roots are i!iit into thin slices and. dried, and are 



in this form fouud in the nuirkot.s, having various medical uses. 

 Cereus sp. Manzanillo, Mareh 2 to 15, 1891. No. 139(5. 

 Opuiitia sp. Manzanillo, March 2 to 18, 1891. No. 1380. 



FICOIDEiE. 



Mollugo verticillata L. .Si». IM. i.KO (17.53). Common in sandy places near the 



lagoon, Manzanillo, Deeember 1 to 31, 1890. No. 970. 

 Glinus lotoides L(ed. It. Hisp, 145 (1758). Kich bottoms, Manzanillo, March 2 to 



18, 1891. No. 1345. 



RUBIACEJE. 



Exo.stemnia caribaeuni (.Jac<i.) Kosm. & Scliult. Syst. v. 18(1819); Cinchona carihea 



Jaeq. Eunm. I'l. Carib. 1(> (17(i0). A shrub 8 to 10 feet high. Manzanillo, 



December 1 to 31, 1890. No. 91^;, 

 Roiideletia dubia (?) llenisl. Diag. Tl. Nov. ]>t. 2. 28 (1879). Shrub 8 feet high: 



Hower.s 4- to .5-parted: ealyx-lobes persistent: corolla brownish, glabrous 



within, unequal, sometimes 3J line.s b)Ug. Only a sin<;le shrub seen on a river 



bank. Colima, February 27 and 2S, 1S91. \o. 1311. 

 Irefer this plant here without having seen any specimens of the species, which 



seems Ix'st, although it dih'ers slightly in some of its characters. 

 Hamelia patens .Iac(i. Kuum. I'l. C;irib. 1(5 (1700); S(dect. .Stirp, Amer. 72 (17(>3). 



This spei'ies is without number, l)ut is ]>robab]y from Manzanillo. Jjctter C. 

 Hamelia versicolor (hay. I'roc Amer. Acad. xxii. 41(5.(1887). Fruit black, either 



3-or 4-c(dled. Armeria, Feliruary 15, 1891. No. 1277. 

 Hamelia zorullensis H. 15. K. Nov. Cen. etSpeciii, 414 (1818 ),./((/(' Dr. K. Schumann. 



Colima, January 9 to February 6, 1891. No. 1164. 

 Chiococca racemosa. L. Syst. ed. 10. ii. 917 (1759). Manzanillo, December 1 to 31, 



1891. No. 10(52. Agiabampo, October 3 to 15, 1890. No. 777. 

 Geophila reuiformis (H. H. K.) Di)u, Prod. Fl. Nep. 136 (1825); Cephaelis reniformis 



H. 15. K. Nov. Gen. et Spec. iii. 377 (1818). Very common in low grounds about 



Manzanillo, December 1 to 31, 1890. No. 1060. 

 Diodia prostrata Swartz, Prod. Veg. lud. Occ. 30 (1788). Not eomnuni. Colima, 



January 9 to February 6, 1891. No. 1 lOB. 



We have not the ty])ical form of this species with which to <;ompare this, but 



our plant setmis nearer this s])oeies tiian to /^ ^t^^s, although Mr. I'ringle's No. 



739 (1883), from Chihuahua seems very near our plant. 



