BOTANY. 
cclxix 
laxo, corrugato. Cotyledones accumbentes. Stigmata approximate basibus connatis in sty- 
lum (brevissimum) decurrentibus. Filamenta edentula. 
Herba? perennes , glabrae , subacaules. Folia radicalia integerrima v. dentata, crassiuscula , 
opaca, vents immersis inconspicuis, petiolorum basibus dilatatis scariosis semivaginantibus. 
Scapi radicales, aphylli, ebracteati. Flores purpurei. Calyx subpatens. Glandulae 
hypogynse 4, filamenta longiora extus stipantes. 
Obs. Affinitate proximum genus Arabidi, diversum siliquarum ligura, structura seminum 
et stigmatis, et denique habitu. 
This Genus is named in honour of Captain Parry, the distinguished commander of 
the Expedition in which it was discovered, and whose herbarium contained very complete 
specimens of the species here described. 
14. PARRYA ARCT1CA— Tab. B. 
V 
Parrya, siliquis lineari-oblongis, antheris ovalibus, foliis (fere omnibus) integerrimis, 
peduneulis glaberrimis. 
Desc. Herba humilis, perennis, glaberrima. Radix perpendicularis, crassa, sublignea, 
striis transversis tenuibus notata, same multiceps. Caules brevissimi, dense foliati. Folia 
petiolata, lanceolata passimve spathulato-lanceolata, integerrima, nonnulla rarissime pauci- 
dentata, crassiuscula, opaca, immerse uninervia, venis alte immersis inconspicuis. Petioli 
dimidio superiore angusto lineari textura lamina?, inferiore dilatato semivaginanti scarioso 
albicanti. Scapus caulem abbreviatum terminans vel saepe axillaris, aphyllus, ebracteatus, 
glaberrimus, llorifer foliis saspe duplo fructifer triple — quadruplove longior. Flores corym- 
bosi, peduneulis patentibus glaberrimis. Calyx glaber, modice patens, deciduus : sepala 
ovalia, obtusa, concava, insertione parum inaequalia, immerse nervosa, nervis passim oblique 
connexis. Petala quatuor, eequalia, unguiculata, purpurea, rarius alba, calyce duplo longiora ; 
utigues lineares ; laminae obovata?, uninervia?, venosas venis apice dichotomis. Stamina 6, 
tetradynama. Filamenta edentula ; 4 longiora latiora, altero latere extra medium paulo an- 
gustiora. Anlherae uniformes, infra medium affixae, oblongo-ovales, ochroleucae, basi cordata 
lobulis approximato-parallelis, connectivo perangusto. Pollen sphaericum, simplex (nec 
compositum quantum observare licuit per lentem 114-ies augentem.) Glandulae hypogynce 
quatuor, filamenta longiora extus stipantes. Ovarium sessile, glabrum, biloculare, polysper- 
mum, ovulis numerosis. Stylus brevissimus. Stigma bipartitum, lobis placentis oppositis, 
obtusis, mutuo saepius appressis, basibus confluentibus et quasi in latera styli decurren- 
tibus. Sihqua racemose?, erecta?, nonnulla? quandoque pendula?, pedicellis patentibus, intra 
cicatrices floris sessiles, lineari-oblongae, passim siliculifonnes, utrinque obtusa?. Valvae 
plana?, uninervia?, venose?. Dissepimentum completion (rarissime fenestration foramine 
magno v. parvo) arachnoideo-areolatum, axi quandoque opaciori paulo incrassato, lineisve 
duabus opacioribus axi approximatis. Funiculi umbilicales marginati, latiusculi, dimidio 
inferiori septo cohaerentes. Semina 6-8 in singulo loculo, saepiusque biseriata, epidermis 
testae laxus, tenuissimus, albus, ultra ipsam testam in limbum latiusculum extensus, supra 
nucleum rugosus, testa ipsa, dernpto epidermide, crasso-membranacea e duabus lamellis 
2 1 2 
