Transactions, American Philosophical Society (vol. 7, 1841)American Philosophical Society |
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Página 230
... linear function , and to say that every function Fx has a continuity of the second degree , when each distinct branch of it has , for any given value of x , a single linear osculate . The singular points exhibited in the annexed figures ...
... linear function , and to say that every function Fx has a continuity of the second degree , when each distinct branch of it has , for any given value of x , a single linear osculate . The singular points exhibited in the annexed figures ...
Página 284
... linear , sublanceolate , not remark- ably unequal ; erect , or reflected ; smooth , or somewhat ciliated . One speci- men , which I cultivated at Cambridge , Mass . , had a bracteolate receptacle , with a foliaceous scale to each floret ...
... linear , sublanceolate , not remark- ably unequal ; erect , or reflected ; smooth , or somewhat ciliated . One speci- men , which I cultivated at Cambridge , Mass . , had a bracteolate receptacle , with a foliaceous scale to each floret ...
Página 287
... linear lanceolate , acuminate ; pappus white.- HAB . On the shelving rocks of the Blue Mountains of Oregon . OBS . - A very remarkable species . Perennial , forming rigid dwarf suffruti- cose tufts of very branching stems , scarcely a ...
... linear lanceolate , acuminate ; pappus white.- HAB . On the shelving rocks of the Blue Mountains of Oregon . OBS . - A very remarkable species . Perennial , forming rigid dwarf suffruti- cose tufts of very branching stems , scarcely a ...
Página 290
linear entire , the radical and lower ones spathulate , serrate towards the apex . Liguli conspicuous , purple ; disk yellow . Pappus rufous . Allied to Hete- rotheca , but with the rays neuter , the pappus simple , and the flowers ...
linear entire , the radical and lower ones spathulate , serrate towards the apex . Liguli conspicuous , purple ; disk yellow . Pappus rufous . Allied to Hete- rotheca , but with the rays neuter , the pappus simple , and the flowers ...
Página 291
... linear , amplexicaule and acute , usually somewhat ciliate . Capitulum hemispherical , involucrum of two series of nar- row linear acute , herbaceous sepals , strongly pubescent on the margin , rather shorter than the disk . Rays ...
... linear , amplexicaule and acute , usually somewhat ciliate . Capitulum hemispherical , involucrum of two series of nar- row linear acute , herbaceous sepals , strongly pubescent on the margin , rather shorter than the disk . Rays ...
Términos y frases comunes
66 Mean achenia achenium acuminate acute alveolate amplexicaule attenuated awns base branches canescently capituli Capitulum Capitulum many-flowered Chinese ciliate clusters corymb corymbose DECAND discal florets disk double star entire exserted fastigiate few-flowered filiform five five-toothed flowers foot high function genus glandular herbaceous heterogamous hirsute horizontal intensity imbricated inches high inches long inner involucrum lanceolate lanuginous Latitude leafy leaves linear length line wide linear-lanceolate linear-oblong London margin membranaceous meteors minute narrow Nearly allied nearly smooth nebula Needle nitric oxide numerous NUTT oblong obtuse one-flowered Oregon ovate paleaceous paleæ panicle pappus Paris pedicels peduncles petiolate Philadelphia pilose pinnatifid plant poles reversed preceding pubescent radical leaves rain rays Receptacle naked Remarks right ascension Rocky Mountains scabrous scales scape scarcely segments sepals serrate sessile short shorter slender species specimens stars stem leaves Stigmas summit terminal three-nerved three-toothed tomentose trifid twelve Upper California villous wind yellow
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