w^' 



349 



Carlov?-rightia arizonica (Jray, I'roc. Ainer. Acad. xiii. 864 (1878). A diffuse whrub, 

 HoiiH^tinios 3 fm-t hi(;li : largest leaves 1 inch long, jointed near the base. — Grow- 

 ing aniong other shrubs. Agiabampo, October 3 to 15, 18!tO. No. 769. 

 Only a few speoimens were colle<!tcd and these are in fruit witli no dowers, 



Jacobiuia auriculata Ros<',, sp.nov. 'JNvo to three feet high: braiiehcs sharply 

 l-augle<l: leaves glahrous, 3 to inches long, broadly lanceolate, acuminate, 

 Tapering into a winged petiole with an anriculate base : dowers in a dense panicle 

 of ra((^rne.s, bracts and bractlcts small: ])edunch'S in fruit lines long: calyx 

 2 lines long, deeply cleft into 5 e<iual acuminate sepals: corolla crimson, 1 inch 

 long, 2-Iij)ped; upper lip 2-loV)ed: stanienw 2, inserted at the top of the slender 

 corolla tube : anther cells 2, e(iual and parallel : <'apsule 12 to 15 lines long (includ- 

 ing the very slisnder sti])e), glabrous : cells 2-seede<l : seeds 2^ lines in diameter. — 

 Colima, February 27 and 28, 1891. Xo. 1323. 



Jacobiuia sp. Four to five feet bi;ih somewhat open : leaves ovate-lanceolate, acu- 

 minate, cuneate at base, 2 to 3 inches long, glabrous or a little villoso on tiie 

 veins, short petioled : dowc^rs in small, axillary or terminal clusters: bracts fili- 

 form, 5 to- ((lines long, slightly hairy; bractlets 2, similar but shorter: calyx 

 pnberulent, 2 lines long, cleft below the middle into 5 ovate-acuminate lobes: 

 cor<dIa scarlet, puberuhmt without, 15 lines long, 2-lipped; njiper li|» (interior 

 ill hud) erect, entire; lower lip 3-cleft to near the middle: stamens 2, each 

 2-(elled; anther (h-IIs parallel, almost e<inally ins«;rted, oblong, 1 line long, muti- 

 cous at base: capsule (including the stipe;) 7 lines long, 2-c6lled, 2 seeds to each 

 cell; seeds I line in diameter, roughened. In shade of bushes in the mountains. 

 Manzanillo, Docemher 1 to 31, 1890. Xo. !»16. 



With oiUy scanty material and scattered descriptions ol" the various species of 

 this genus, 1 tliink it is best not to name what seems to be a new species. 



Dicliptera re&upiiiata (A^ahl) .luss. Ann. Mus. Par. ix. 268 (1807); Jtisticia rrsu- 

 piiKild Vahl, Knum. Plant, i. 114 (1804). Colima, .January to February 6, 18D1. 

 Xo. 1171. 



Tetramerium aureum Hose, sp. uov. Twoto three fcethigh, withnumerousbranehes, 

 his[>id- and short glandular-]uibescont : leaves ovate to lan(\eolat(*, rotnided at 

 base, 1 to 2.+ iiK'hes long, 9 to 12 lines broad, strongly nervt'd at base: bracts 4 to 

 5 lines long, oblong to sjiatulate-oblong, obtuse; bracteoles 2, linear-oblong, 

 obtuse, 3 ti> 4 linos long, 1-nerved: calyx deeply 5-parted with slender lobes i 

 lines long: corolla yellow, 1 inch long; tube slemler, 3 to 4 lines long; lobes 4: 

 stamens 2; anthers 2-celled, parallel : ovary gliibroua, 3 lines long, 2-celIed; cells 

 2-aeeded. — Common in shady woods, Colima, January 9 to February 6, 1891. 

 Xo. 1302. 



The bracteoles are like those of Dicliptera, but the corolla is that of Tetramerium. 



Tetrameriuni( ?) difFusumKose, sp, nov. Annual, diffuse, much branched, rooting at 

 the nodes: leaves ovatfj to lanceolate, acute or obtuse: flowers in loose terminal 

 spikes : bracts and brai-tlets 3 to 4 lines long, narrowly oblong : calyx very snuiU, 

 deeply cleft into uneciual lobes: corolla 2-iipi)ed; lower lip deeply 3-parted: 

 stamens 2, 2-celled ; cells i)arallel : capsule small, 2 lines long on a very short 

 thick stipe; cells 2-seedod, papillose-roughened. — Near the ocean among the 

 rocks. Manzanillo, December 1 to 31, 1890. No. 994. 

 The bractlets aritthoso of Dicliptera, but the corolla does not agree. 



Tetramerium hispidum X'eea in DC. Prod. xi. 468 (1847). Very common along river 

 bottoms. Colima, January 9 to February G, 1891. N^o. 1132. 



Tetramerium tenuissimum Kose, sp. nov. A foot or so high with many slender 

 branches : leaves narrowly-oblong to ovate, obtu8(^ or acute, 1 to 2 inches long: 

 spikes short, terminal : bracts ovate, apiculate, 3 tollineslong^ 3-nervedat base: 

 bractlets 2; filiform, 2 to 3 lines long, longer tlian the calyx: calyx 5-parted into 

 filiform lobes: corolla white, 4 lines long, 2-lipped, lower lip exterior, deeply 3- 

 pleft; upper lip entire ; atanjpus 2, anterior, inserted at the top of the short cproUa 



