﻿38 PLANTS HEERMANNIAN^. 



CRUCIFER.E. 



STANLEYA integrifolia, Torr. in Capt. Sitgreaves' report, T. i. Posa Creek, 

 August. Dr. Torrey's S. integrifolia differs from James' plant by pedicels much 

 shorter than the stipes ; in the latter, the pedicels are half as long as the stipes. 



ZYGOPHYLLACE^E. 



LARREA Mexicana, Moric. in Gray's gen. ill. vol. ii., T. 147. L. glutinosa, 

 Engelm. App. Visliz. p. 93. Zygopliyllum tridentatum, D. C., I. Fl. Mex. A very 

 common resinous shrub, known in the far west by the name of Kreosote plant, on 

 account of its very strong smell, The resin of this shrub, collected by the Pimos 

 Indians, is formed by them into balls which they kick and send before them with 

 their feet, as they journey from one point to the other of their trail. 



MALVACEAE. 



MALVASTRUM marrubioides, nova species. — Planta erecta circa bi-pedalis, 

 omnino tomento stellato denso induta. Folia petiolata, late-ovata basi truncata vix 

 triloba, crenato-dentata, subtus reticulato-venosa. Stipulse lineares. Calyx laciniis 

 ovato-lanceolatis acuminatis. Flores glabri rosei, in paniculis brevibus axillaribus 

 3-5-floris glomerati ac in spicam terminalem subsecundam desinentes. 



Plant erect, about two feet high and all over covered with a dense stellate tomen. 

 turn. Leaves broadly ovate, truncate at the base, subtrilobate, petiolate, crenate- 

 dentate, reticulately veined underneath, Stipules linear. [ Segments of the calyx 

 ovate-lanceolate acuminate. Flowers smooth, rose-colored, glomerate in short panicles 

 of 3-5 in the axils of the leaves and merging into a terminal subsecund spike. Fort 

 Miller, July. 



LEGUMINOS^. 



HOSACKIA lathyroides, nova species. Herba caespitosa, basi ramosa, caulibus 

 subflexuosis, minute pubescens. Folia imparipinnata ; foliolis 5-7 lineari-lanceolatis 

 utrinque acutis. Stipulse rudimentarise scariosae, ovatse acuminata. Umbellse 

 1-3-florse, bractea lineari-lanceolata in parcioribus. [Flores subsessiles 5'" longi, flavi ; 

 calycis dentibus lineari-acutis. 



Herbaceous and cespitose, branching near the base, rather flexuose, minutely pubes- 

 cent. Leaflets 5-7 linear lanceolate, acute at both ends. Stipules rudimentary, mem- 

 branaceous, ovate acuminate ; umbels 1-3-flowered ; bract (only on the poorer umbels) 

 linear-lanceolate. Flowers 5'" long, light yellow; teeth of the calyx linear lanceolate. 

 Resembles somewhat the figure of Lotus pinnatus, Hook., in Bot, Mag. T. 2913, than 



