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Show 310 The Hijlory of P .L A N T S. The other fpecies of Periploca are, 1. The narrow-leaved Peripl~ca . 2 . '!'he roundifh-leaved Periploca. ,3. The acute-leaved Periploc.a. 4· .The echmated-~ruaed p · 1 The hard-podded Pedploca. 6. The chrpbmg, wlllow-leav~d Penploca. ert~ca. 5· be t diffufe to~d flax-leaved Periploca. 8. The citron-leaved, 7· 1 e prboclulmt d~~wered P~riploc;.' 9. The lhort and roundilh-leaved Periploca. purp e, urn e a e . 1 d p · 1 · h f' · 1 o. The fagittated-leaved Periploca. 1 I. The citron- eave enp oca, Wtt great rutt. C · Y N A N C H U M. ~ HE calyx is a very fma)l, erecr, permanent periant~ium, divided jnto five reg~ _t ments: the corolla confifts of a fingle petal~ there 1s fcarce .any ~ube : th~ ltmb . I . d t's divided into five long linear fegments : the necranum IS placed 1ll the :leSe npt earn eo, f arnh e flower; it is long, ereCt,, cylindn.c , an d d' 'd d . fi t t h IVI e mto. ve par s a t e top: the framina are five parallel filaments, of the length of the neCl:anum: th.e antherre arc contingent, and are placed within the mouth of the corolla: the germen IS o~l~ng and bifid: there is fcarce any ftyle: the ftigmata are two, and obtufe. The £rutt Is ~o~pofed of two oblong, iCUmioated follicles, fo~med each of one valve, and contat~mg one cell; they open longitudinally, and contam numerous, oblong feeds, placed tm. bricatedly, anc:i'win,ged with down. CyJ'Janch1tm caule volubili, foliis cordato-lanceo!atis glabris. The climbing Cynanchum, with cordato-lanceolated, fmooth leaves. The root is oblong, creeping, brittle, and white. The fialk is fi~m and climbing; it winds itfelf about any thing near, and is fo carried up to a great hetght. The leaves are two inches long, and an inch and a half broad; they are cot·dated, and. furround the ftalk at the bafe, from whence they gradually become fmaller to the pomt; they are fo full of milky juice, that the leaft bruife brings it out in abundance. The flowers are. fmall .and white; they ftand in umbels all along the ftalks. . . . It is a native of Perfi~, and fame of the fouthern parts of Europe; ~e ~ave It m gardehs. Dodonreus calls it, · Periploca prior; J. Bauhine, Apocynum laufoltum amplexic~ le. A P 0 C Y N U M. T HE calyx is a perianthium, formed of one leaf, divided into five fegments at the end, erecr, fmall, an<} permanent: the corolla confifis of a fingle petal, of a campanulated, roundilh form, lightly di~ided into five fegments, whic~ are revolute ; th~re is no other nettanum. The fl:amma are five filaments, fcarce vtfible : the antherre are oblong, erect, acute, bifid at the bafe, and connivent : the germina are two. a11d oval : the fiyles are fcarce vifible : the fiigmata are globofe, and as large as the germina. The fruit is compofed of two oblong, acuminated follicles, each formed of one valve, and containing one cell : the feeds are numerous, very fmall, and coronated with ~bog down: the receptacle is fubulated, very long, rough, and free. 1. Apocynum foliis lanceolatis, corymbis terminatricibus. •i The la'nceolate-lerived Apocynum, with termi?zatory cory?nbi. The root is creeping, white, and moderately thick: the ftalk is round, thick, rigid, and fmooth. The leaves are three ihches long, and. an inch an.d a half broad ; they are placed in pairs, and are broadeft in the middle, and terminate in a point. The flowers fiand only at the tops of the branches, in large tufts or umbels, as it were; they are moderately large, and of a beautiful pale red. The plant grows to four feet high. . It is a native of Syria and Greece, but we have it in our gardens. J. Bauhine calls it, Apocynum oblo.ngo lato folio. . I . .2, Apoc)'11ti11Z TI.Je Hi}Jory of P L A N T S. . 2. Apocynum foliis ova!is. · r.he ova!-ieaved Apocynum. 311 This is a low plant : 'the root is c!eeping, and of the thicknefs of a crow-quill. The fialks are woody, and a foot high· tbey 'are round, fmooth, and divided into feveral 'ramifications. The leaves ftand in pairs; on fhort pedicles ; they are an inch and a half long, and an inch broad, of a figure approaching to oval, a!ld of ' a d~ep green -c~lour. The flowers are of the fize of -thofe of the lilly of the valley, and fomewhat refemble them in lhape; t~ey are of a beautiful pale red. It is a native of America. Boccone calls it, Apocynum Canadenfe foliis androfremi ·majoris ; Ray, Apocynum flare 1il1ii convallii. We have it in our gardens. ' Clqfs the Fifth. Order the Second. Divijio1z ti.Je Second. P entandria Digynia, with only one feed after each .flower. HERN· IA.RlA. -: T HE calyx is a one-leaved perianthium, divided into five fegments at the end, acute, patent, coloured on the infide, and permanent : there is no corolla : the ftamina are five very minute filaments : the antherre are fimple ~ the gerM,en is oval : the ftyle is very iliort, fcarce vifible: the ftigmata are two, acuminated, and of the length of the ftyle. tr'he fruit is a fmall capfule, placed in the bottotn of the cup, ~ 'covered, .and hardly fplitting : the feed is fingle, ovate-acuminated, and {mo6th. 1 This genus compreh6nds the Herniaria and Parenychiodes of Tournefort. .J'I ~. 1. llerniaria Jlofculorum glomerulis fubrotundis. itupturt~ The HerniCW'ia, with roundijh tufts · of flowers. t\1~~t+ . The root is compofed of a clufter of white fibres: the ftalks are round, procumbent, very much branched, and not more than two or three inches in length. The leaves are very fmall; they ftand two at a joint, and are pointed at the end, ~nd of a pale yellowifh-greeil ; all along the fides of the fialks ftand lhort and roundtili clufters of flowers. They are very minute, and of a yellowifh colour. The plant is a native of England, efpecially of the wefl:ern counties. It's leaves are ufually fmooth, but fometimes it varies from this, and they are hairy. The botanical writers have, from this, divided it into two fpecies, under the names of Herniaria glabra and Herniaria hirfuta. C. Bauhine calls it, Polygonum minus, five Millegrana major ; Royen and Haller, Herniaria calycibus bracrea nudis. 2. Herniaria jlofculorum glomerulis oblongis. The Herniaria, with oblong clujJers of flowers. This is a very beautiful little plant. The root is fibrous; the fialks are procumbent, and fpread every way upon the ground; they are round, flender, fmooth, jointed, and four or. five inches long; the leaves are very fmall, and of a pale green, broadeft in the middle, and pointed at the eQds; they ftand in pairs. From the alre of thefe, aU along the fta]k, there grow clufters of flowers ; thefe are an inch long, and are compofed of multitudes of fine white, filvery fquammulre, fet very thick together : among thefe fquammulre are numbers of very minute, white flowers. It is a native of Spain, Italy, and fome other parts of Europe. J. Bauhine calls it, Paronychia Hifpanica Clufii, five Anthyllis nivea; C. Bauhine, Polygonum minus candicans, 3· Herniaria |
