Download regarded by Regel, i.e., D. muricella, Vahl., with pubescent silicles

58
PROCEEDINGS OF TIIE ACADEMY OF
regarded by Regel, i.e., D. muricella, Vahl., with pubescent silicles, and a
smooth form of D. nemoralis. 42. D. NEMORALIS, L., two pubescent forms.
44. D. AUREA, Valil. 45. D. STREPTOCARPA, Gray, Enlum. P1. Parry, p. 13, No.
96, with some reduced, high alpine forms, ill which the silicle does not always
twist. 43. S31ELOWSKIA CALYCINA, C. A. Meyer, (Hutchinsia, Des..) High alpine.
46. TILASPI COCHLEARIFORME,DC. Common at all heights. 47. PHYSARIA DIDYMOCARPA, Gray, var. ? The same as Parry's 101, but more lhoary, and with a
longer slender style. Mature fruit and seeds being still wanting, it yet remains as doubtful as before whether this is a form of Hooker's species. 48.
VESICARIA LUDOVICIANA, DC. 49. VESICARIA MONTANA, n. sp.,* froimthe middle
mountains; also collected last year at Eureka by Mlr. Howard, but without
51. TIIELYPODIUM1 (PACHYPODIUMT,
fruit.
50. STANLEYA INTEGRIFOLIA, James.
Nutt.)
INTEGRIFOLIUM, Torr.
and
Gray.
CAPPARIDACEiE.
52. CLEOME INTEGRIFOLIA, Torr. & Gray.
53. CLEOMELLA TENUIFOLIA,
Torr.
VIOLACE2E.
56. V. MUHLENBERGIT,
54. VIOLA BIFLORA, L. 55. V. NUTrALLII, Pursh.
var. pu?iescens, same as 108 of Parry. 57. IONIDIUMLINEARE,Torr.
PARNASSIEIE.
575. PARNASSIA PARVIFLORA, DC., IHook. Two forms of the species, into
which P. Kotzebuei, Cham., probably passes. It is No. 427 of Dr. Parry.
578. P. FIMBRIATA, Banks; a small form of the species; the flowers onlv lhalf
the size of those of the ordinary state. It is No. 428 of Parry's separate collection.
HYPERICACEA].
58. HYPERICUM SCOULERI,
lIook., which apparently is also Ii. 1jrmnosum,
I-iBK.
59.
ELATINE AMERICANA, Arn.
ELATINACEE.
On tlle Platte River.
(60. `ee Priiniulacex.)
CARYOPHYLLACEIE.
Ci. SILENE SCOt'LERI,Hook; 62. S. DRUMMONDII, Hook. Bi:. LYCINIS APETALA,
L. vars., same as 132 and 133 of Parry. 64. SILENE MENZIESU;b.,Hook. 65.
SILENE ACAULIS, L.
66. PARONYCHIA PUL'VINATA, n. sp..t hle same as Parry's 297. of whichl lhe
atlso has collected very fine specinieni this year. 67. P. JAMIESII,Torr. and
69. ARENARIA(ALSINE;) Ro().ssi, R. Br., the
Gray. 68. SAGINALi.Ni-i, Pi-esl.
taller
stems
3-5-flowered,
prettyr
clearly
a mere
aretic-alpilne
form
of
4.
iliffusiS foliosis;
*-VESICARIA
MONTAN'A (sp. nov.): argenteo-ineatta:
caulibis e radice pereeni
foliis spathilatis, radicilibue; subovatis lietiolatis nuniiie1-2-dentatis; racen i i ruclife-o elongato:
silicula ovali seu ellipsoidea cano-pubescenlte s ylo gracili longiore pedieplln palnnte sursum cutrvato paullo breviore. Habit of V. Ludoviciana, arUyyia, and argentea; we-li-ira ked by the oval
or oblong sclicle (which is, in some specimens, 3 lines in lengtlh. but of scarceLiy llAf that bread:h.
while in others it is shorter and broader. barely eval in outline,) hoary. wthl a line ptellular piobeseenice. one-tlhird longer thani the Ptyle. commonly one-third or one-half longr tIhan the pedicel,
niearly terete; the valves of the same lather firnmtexhtre as those of V. Ludoviciana, more convex
thlan those of V. alpina. Seeds four or six in each cull, wingless. Petals ')atnLuaLe, light yellow.
F.1 tiiiients filiform.
t PARONY0CUA PULVI-NATA
(pp. nov.): delpressa. e emifdieeligneseente pulvinato cwslpitosa, fere glabra; stipiilii argeuteis ovatis integris mutivis folia otlotnga obtusa margin rilil(ato-erabra sibtequantibus *'ii1i iis ranmosbreves usque ad fltremii terminalem seSSilemndennp vnst -ntibus; calycis
segmentis ovalibus late scariosis sib sapice cucuiilato aristulatis, a-istula cur;iiluin vix superalite.
In the hich alpine region, quite con.m;n.
'orming decnse. cushion-like tufts. apparently like
those of Sileve ecealis. denser thani those of P. asessiliflora, Nnitt. Stipules 2 linoen long, broa(dly
ovate and obtuse, or the uppermost somewhat tsper-pointed or ncute,but nintirtau. Leaves 2*i
or 3 lines long abouit a line wide, bright green, flat, thick, very obtuse and iiuitLicous, nerveless.
5, similar to the fertile filaments.
Flower solitary asd( iminersedl aning the lcaves. StamLiniodiat
Ovary glabrous, tapering into the iather short style.
[Mar.