POLYMNIA 



691 



POLYPODIUM 



P. specta'bile (showy). 3-5. Leaves marbled with green, 



white, and red'. A form of P. sachalinense (?) . 1903. 

 spfhzrosta'chyum (spherical-spiked). $-$. Blood-red. 



Himalaya. 1889. 



Thunbe'rgii (Thunberg's) . Japan. 

 vacciniifo'lium (whortleberry- leaved). Pink. July. 



Himalaya. 1845. Trailing evergreen. 

 Virginia' 'num (Virginian). 3. White. August. N. 



Amer. 1640. 

 vivi'parum( viviparous). J. Pink. August. Northern 



Arctic regions (Britain). " Alpine Bistort." 

 volca'nicum (volcanic). See MUELENBECKIA VUL- 



CANICA. 

 Weyri'chii (Weyrich's). Island of Sachalin. 



HARDY ANNUALS. 



P. alti'ssimum (tallest). See P. ORIENTALE. 

 arena'rium (sand), i. Purple. June. Hungary. 



1807. Trailer. 



emargina'tum (notched). See FAGOPYRUM CYMOSUM. 

 Fagopy'rum (buckwheat). See FAGOPYRUM ESCULEN- 



TUM. 

 floribu'ndum (bundle-flowered). 2. Red. July. 



Siberia. 1818. 

 hydropiperoi'des (Hydropiper-like). i. Red. July. 



N. Amer. 1800. Aquatic. 

 mi'te (mild. Water-pepper). See P. HYDROPIPER- 



OIDES. 

 orienta'le (eastern). 6. Red. August. Tropics of 



Old World. 1707. " Garden Persicary." 

 a'lbum (white). 4. White. August. E. Ind. 



1781. 

 variega'tum (variegated). Leaves variegated. 



1892. 

 pennsylva'nicunt (Pennsylvanian). i. Red. July. 



N. Amer. 1800. 

 persicarioi'des (Persicaria-like). i$. Pink. July. 



Mexico. 1816. 



pilo'sum (thinly-hairy). See P. ORIENTALE. 

 salsugi'neum (briny), i. Pink. June. Caucasus. 



1817. Aquatic. 

 senegale'nse (Senegal), ij. Red. July. Guinea. 



1825. Aquatic. 

 tata'ricum (Tartarian). See FAGOPYRUM TATARICUM. 



POLY'MNIA. (Polyhymnia was one of the Muses who 

 presided over singing and rhetoric. Nat. ord. Com- 

 positas. Allied to Silphium.) 



Greenhouse and hardy herbs or shrubs. Seeds ; 

 divisions in spring. P. pyramidalis does best raised 

 from seed in heat and planted out at the end of May. 

 Fibrous loam, leaf-mould, some well-decayed manure, 

 and sand. 

 P. canade'nsis (Canadian). 3-6. Light yellow. July. 



N. Amer. 1768. 

 edu'lis (edible). 3-4. Yellow. S. Amer. Cultivated 



for the edible tubers. 



gra'ndis (great). See MONTANOA BIPINNATIFIDA. 

 heracleifo'lia (Heracleum-leaved). See MONTANOA 



BIPINNATIFIDA. 



pyramida'lis (pyramidal). 6-10. Yellow ; disc 



brown. Colombia. 1867. 

 Uveda'lia (Uvedalia). 5-10. Yellow. September. 



N. Amer. 1699. 



POLYPO'DIUM. Polypody. (From polus, many, and 

 POUS, podos, a foot ; numerous feetUke divisions of the 

 creeping stems. Nat. ord. Ferns [Filices]. Linn. 24- 

 Cryptogamia, i-Filices.) 



Brown-spored Ferns. See FERNS. 



HARDY. 



P. alpe'stre (alpine). . July. Europe (Scotland). 1820. 

 fte 1 vile (flexuous). i. July. Scotland. 

 calca'reum (spur-branched). See P. DRYOPTERIS 



ROBERTIANUM. 



conndctile (connected), i. June. Canada. 1823. 

 Dryo'pteris (Dryopteris). i. July. North temperate 



zone (Britain). " Oak Fern." 

 robertia'num(R6bertian). J. Blade of frond erect. 



England. 

 ,1 hexagono'pterum (six-angled- winged) . i. July. N. 



Amer. 1811. 

 Phego'pteris (sun-fem). J. June. Britain. " Beech 



Fern." 



P. Virginia! num (Virginian), i. July. N. Amer. 



vulga're (common), i. July. Europe (Britain). 

 " Common Polypody." 



,, bi'fido-crista'tum (bifid-crested). Fronds forked 

 and crested. 



,, bi'fidum (bifid). Fronds forked. 



ca'mbricum (Welsh), i. July. Britain. 



comubic'nse (Cornish), i. July. Cornwall. 1871. 



cornubie'nseeleganti'ssimum( very-elegant). Fronds 

 much and finely divided. 



cornubie'nse Fowle'ri (Fowler's). Fronds per- 

 manently much divided. 1882. 



crena'tum (notched). Pinnae notched on the margin. 



cri'spum (crisped). Pinnae crisped. 



crista'tum (crested). Fronds branched, crested, 

 horned, and clustered. 1882. 



divisi'lobum (deeply-cut). Frond much divided. 



,, multi' 'fido-crista! 'turn (much-cut-crested). Much 

 lobed and crested. 



omnila'cerum (all-cut). Pinna? all deeply cut and 

 barren. 



pulche'rrimum (fairest). Pinnae broad, deeply 

 serrated. 



ramo'sum (branched). Frond branched. 



,, semila'cerum (half-cut). Lower pinnae lobed, 

 barren ; upper ones not cut, but fertile. 



suprasori'ferum (bearing sort above). Son mar- 

 ginal on the upper face. 



trichomanoi'des (Trichomanes-like). Frond deeply 

 and finely cut. 



STOVE. 

 P. acrosticTipi'des (Acrostichum-like). 2. Ceylon to New 



Hebrides and Queensland. 



adna'scens (attached), i. Trop. Asia. 1824. 

 Ice' vis (smooth). 

 va'rium (varying), i. Larger. July. Malacca. 



1845. 



adna'tum (attached). 2-3. S. Amer. 

 ,, a'lbicans (whitening). 1-2. July. Java. 

 a'lbo-punctati'ssimum (white-much-dotted). See P. 



CRASSIFOLIUM ALBOPUNCTATISSIMUM. 



albosquama'tum (white-scaled). 2. Malaya. 1864. 



amce'num (lovely). 1^-3. N.India; Formosa. 



amphostt'mon (double-sorus). See P. ANGUSTIFOLIUM 



AMPHOSTEMON. 



andro'gynum (male-and-female) . 2-5. Trop. Amer. 



Possibly the correct name for P. tetragonum. 

 angusta'tum (narrowed). 1-2. N. India and N.S. 



Wales. Greenhouse. 

 angustifo'lium (narrow-leaved). J. May. Trop. 



Amer. 1815. 

 amphoste'mon (double-sorus). The broadest form. 



Sori in four rows. 

 ensifo'lium (sword-leaved). Frond very narrow. 



Sori in one row. 

 appendicula'tum (appendaged). 2^-3. E. Himalaya 



to Penang. 



areola'tum (areolated). See P. AUREUM AREOLATUM. 

 argu'tum (acute). See P. SUBAURICULATUM. 

 aspSrulum (roughish). August. Philippines. 1842. 

 ,, asplenifo'lium (spleen wort-lea ved) . 2. July. Mar- 

 tinique. 1790. 

 asplenioi'des (Asplenium-Uke). See P. REPTANS 



ASPLENIOIDES. 



attenua'tum (thin). See P. BROWNII. 



., au'reum (golden). 3. March. Trop. Amer. 1742. 



areola'tum (areolated). i. Sori in one row. Brazil. 



1824. 

 denticula'tum (finely- toothed). Fronds large, 



finely toothed. 1904. 

 elonga'tum (elongated). Fronds large, with very 



narrow segments. 1904. 



glau'cum (sea-green). Frond of a deep sea-green. 

 Ma'yii (May's). Fronds undulate, serrate ; veins 



purple. 1898. 

 pulvina'tum (cushioned). Frond green. Brazil. 



1841. 

 sporadoca'rpon (scattered-fruited). Sori scattered 



in one series. 



auricula' turn (eared). 2. July. Himalaya. 1824. 

 bi'frons (two-fronded). f-J. Fronds barren and 



fertile. Ecuador. 

 BUlardiefri (La BUlardiere's). i. May. Van Diemen's 



Land. 1823. 



