bulosis. Involucrum hemisphæricum, 1–4-seriale, 8–20-phyllum, squamis oblongo-obovatis vel suborbiculatis adpressis. Receptaculum conicum, nudum, papillosum. Flor. Radii. Corolla compressa, tubulosa, basi latiore, ore obliquo 3–4-dentato, quasi e duplice membrana formata. Stylus exsertus, inclinatus, basi bulbosus, apice bifidus, ramis divaricatis oblongis versus apicem barbatis. Achcænium calvum, valde obcompressum, elongato-obovatum, marginibus incrassatis. Flor. Disci. Corolla tubulosa, infundibuliformis, 5-dentata, dentium marginibus incrassatis. Antheræ ecaudatæ, cohærentes, exsertæ. Stylus exsertus, apice abrupte incrassato, cyathiformi, basi bulboso. Achænium parvum, vacuum.—Herbæ antarcticæ et hemisphærii australis incolæ, odore Fœniculi vel Tanaceti, plus minusve pilosæ seu lanatæ. Caules prostrati, radicantes, ramis brevissimis foliosis adscendentibus. Folia alterna, petiolata, basi scarioso-vaginantia, pinnatisecta. Capitula parva, solitaria, longe pedunculata, pedunculis terminalibus. Flores lutei. Cass. in DeC. Prodr. (paucis verbis mutatis).
1. Leptinella lanata, Hook. fil.; caule prostrato, petiolis foliis superne pedunculisque lana longa densa molli albida vestitis, foliis petiolatis oblongis obtusis pinnatifidis segmentis acutis margine superiore pinnatifido-serratis basi vaginantibus, involucris carnosis floribusque totis glandulis obsitis, pedunculis foliis brevioribus in ramis brevibus terminalibus, involucris 3–4 serialibus glabris.
Hab. Lord Auckland's group; hanging abundantly over rocks and cliffs near the sea.
Caules herbacei, prostrati, decumbentes et adscendentes, vage ramosi, hie illic radices fibrosas emittentes; vetustiores nudi, pallide brunnei, remote cicatricosi; juniores foliosi, lanati, vaginis scariosis foliorum obsiti, ¾–2 ped. longi, pennæ gallinæ crassitie, lana copiosa laxa, gossypio simillima, e fibris intertextis tenuissimis simplicibus albidis formata. Folia petiolata, alterna, patentia, ovato-oblonga, obtusa, sub 1 unc. longa, flavo-viridia, plana, pinnatifida, supra juniora præsertim lanata, crassa, carnosa, segmentis ovatis obliquis 1–2 lin. longis, margine inferiore integra recta, superiore pinnatifido-serrata, segmentis acutis. Petioli folio æquilongi, lati, plani, basi vaginantes, scarioso-nervosi, nudi. Pedunculi e summis ramulis orti, solitarii, subunciales, recti, densissime lanati, foliis breviores. Capitulum diametro ¼ unc. Involucrum 4–5-seriale, squamis exterioribus valde carnosis, glandulosis, elliptico-rotundatis, viridibus, 1–1½ lin. longis, interioribus angustioribus, submembranaceis. Receptaculum nudum, conicum, latiusculum, papillosum, papillis elevatis ad apices foveolatis flores gerentibus. Flores radii fœminei, 3–4-seriales, densissime imbricati numerosi, glandulis conglobatis prominentibus obsiti. Corolla ovato-oblonga, compressa, e membrana duplici formata, 4-crenata, lobo unico longiore alio sæpe obliterato. Stylus breviter exsertus, basi bulbosus, quasi annulo carnoso epigyno valde depresso cinctus, apice breviter bifidus, ramis divaricatis obovato-oblongis obtusis extus dorso penicillatis. Achænium obovatum, compressum, margine subincrassato. Flores disci numerosi, abortu masculi, glandulosi ut in fl. radii. Corolla tubuloso-infundibuliformis, 4-dentata, dentium marginibus incrassatis. Antheræ cohærentes, inclusæ. Stylus validus, superne exsertus, inclinatus, apice cyathiformi. Achænium vix ullum abortivum.
This plant resembles, in some respects, the L. scariosa, Cass., but is very much larger, densely woolly in many parts, with its leaves shorter and less regularly divided; it also wants the pellucid glands which beset the leaves of that species and contain a powerful essential oil.
Plate XIX. Fig. 1, receptacle and involucrum; Fig. 2, a flower of the ray; fig. 3, side view of the same; fig. 4, transverse section of the same; fig. 5, style from the same; fig. 6, bifid apex of do.; fig. 7, flower of the disc; fig. 8, style of the same; fig. 9, stamen; fig. 10, glands from the corolla:—all magnified.
2. Leptinella plumosa, Hook. fil.; tota pilis longis laxis molliter hirsuta, foliis longe petiolatis lineari-oblongis obtusis tripinnatifidis segmentis ultimis subulatis, pedunculis terminalibus lateralibusque solitariis elongatis gracilibus petiolo æquilongis, involucre 1-seriali floribusque eglandulosis, corollis fœmineis cordato-ovatis. (Tab. XX.)
