BOTANY. 145 
Needs often 20-24, with deep transverse rugs so as to appear articulated. А very distinct 
species, which was found by Dr. Bigelow, in Whipple’s Expedition, as far west as the Colorado 
cf California, but was omitted in the Botanical Report. 
PHACELIA СПЛАТА, Benth. 1. c. Grassy hills, San Luis Rey, California, February; Parry. 
San Diego ; Thurber, (a large state of ће plaat.) Hill sides, Sonora, March ; Capt. E. K. Smith. 
Ojo de Vaca, Chihuahua ; Thurber. 
EwwENANTHE PENDULIFLORA, Benth. 1. с.; Alph. DO. 1. c. San Pasqual, California, Мау; 
Thurber. We have also specimens of this rare plant collected by Dr. Andrews, near Monterey. 
POLEMONIACE. 
Рніох Рвоммохрп, Hook. Bot. Mag. t. 3441; Benth. in DC. Prodr. 9, p. 305. Sandy places, 
central and western Texas, June to September. 
了 上 HLOX spectosa, Pursh, Fl. 1, p. 149; Benth. 1. c. p. 307. Р. longifolia, Torr. in Stansbury 
Rep. Gravelly hills, on the upper Rio Grande. 
Var.? STANSBURYI: suffruticosa ; caule superne pedicellis calycibusque glandulosa-pubescentibus; 
coroll lobis oblongo-cuneatis obtusis vel emarginatis. Gravelly hills near the Organ Mount- 
ains, New Mexico; Bigelow. San Luis Mountain; Capt. E. K. Smith. Plant about a span 
high, much branched from a ligneous base, hairy and glandular, or the leaves and lower part 
of the stem nearly smooth. "Teeth of the calyx scarcely as long as the tube. Corolla rose-color, 
the segments often a little emarginate. Style two-thirds as long as the tube of the corolla. Cells 
of the ovary 2-ovuled. 
了 HLOX TRIOVULATA (Thurber MSS.): canescenti-pubescens ; caule erecto suffruticoso e basi 
ramoso; foliis anguste linearibus rigidiusculis ; calycis laciniis subulatis tubo subeequalibus ; 
corolle tubo calyce tertio longiore, laciniis obovatis margine sspe eroso-denticulatis ; stylo 
ovario subeequante ; loculis ovarii triovulatis. Ravines, Mule Spring; Thurber, Bigelow. Rio 
Mimbres; Dr. Henry. Escondido; Parry. Flowers from April to July. (No. 504, 1653, 
1654, Wright.) Plant 6—12 inches high, the lower part of the stem degidedly shrubby. Leaves 
1-1} inch long, and 1-11 line wide. Corolla white, 3—14 inch in diameter. The tube nearly 
straight; segments varying from nearly orbieular to obovate, sometimes with a short mucro. 
Style and its deep divisions scarcely as long as the ovary. Ovules superimposed. This is the 
only species of Phlox hitherto found in which there are more than two ovules in each cell. 
CorroMrA GRACILIS, Dougl.; Benth. l. c. p. 308. New Mexico, Sonora, and California, March— 
May. 
CoLLoMIA GRANDIFLORA, Dougl. in Lindl. Bot. Heg. t. 1174; Benth. 1. c. p. 308. Mountains 
east of San Diego ; Parry. 
NAVARRETIA ATRACTYLOIDES, Hook. Ё Arn. Bot. Beech. р. 368 ; Benth. 1. с. p. 310. Dry places 
near San Diego and Monterey, California ; Parry. San Pasqual, May, T'hurber. 
NAVARRETIA Өсноттп (n. sp.): humilis; foliis lineari-oblongis inciso-dentatis glabriusculis, 
dentibus paucis patentibus integris spinescentibus ; capitulis paucifloris; corolle tubo calyce 
sublongiore; staminibus exsertis; ovarii loculis 2-3-ovulatis. In the Colorado Desert, Sonora ; 
Schott. Plant 2 or 3 inches high, simple below. Leaves about three-fourths of an inch long, 
with 5-6 salient teeth on each side ; the involucral ones similar in form to the others. Flowers 
apparently white, sessile. Segments of the calyx subulate, terminating in a long slender spine, 
or rather bristle. Segments of the corolla oblong, acute, mucronate. The specimens were col- 
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