ootandrous 



oligo dynamic 



with eight stamens; octan'drous, 

 having eight stamens. 



Oc'tant (octans, a half-quadrant), the 

 division of an oospore ; ^ Wall, 

 applied to the septum which cuts 

 the oospore into octants. 



octan'therous (<5/cra, eight, avOijpos, 

 flowery), having eight fertile sta- 

 mens ; octari'nus (appyv, a male), 

 Necker's term for OCTANDBOUS. 



octofa'rius (L. Lat.), in eight ranks or 

 rows. 



octog'ynous = OCTAGYNOUS. 



octoloc'ular (octo, eight, loculus, a little 

 place), applied to an eight-celled 

 fruit or pericarp ; octopet'alous, 

 -lus (TTTO\OP, a flower-leaf), with 

 eight petals ; octora'diate (radius, 

 a ray), with eight rays, as some 

 Compositae ; octosep'alous ( + SEPA- 

 LUM), with eight sepals ; octo- 

 sper'mous (o-ir^a, seed), eight- 

 seeded; Oc'tospore (a-rropa, seed) = 

 the CARPOSPORB of Porphyraceae ; 

 octosp'orous, eight spored ; octo- 

 ste'monous (o-r^w^, a thread), with 

 eight fertile stamens ; octos'tichous, 

 us (ffrlxos, a series), in eight rows. 



oc'ulate (oculus, an eye) = ocELLATE ; 

 Oc'ulus, (1) the first appearance of 

 a bud, especially on a tuber ; (2), 

 the depression on the summit of 

 some fruits, as the apple. 



-odes (elSos, resemblance), a suffix for 

 similar to ; as phyllodes, like a leaf. 



od'dly pin'nate, with a terminal leaf- 

 let, imparipinnate. 



odora'tus (Lat.), fragrant, usually 

 restricted to sweet smelling O'dours, 

 which, in flowers, are sometimes 

 due to essential oils which can be 

 distilled off; at other times the 

 scent cannot be collected by chemi- 

 cal means. 



Oede'ma (oi'S^a, a swelling), J the 

 tumid glands on woody tissues of 

 Conifers. 



Oecol'ogy (OIKOS, a house, Aoyos, a 

 discourse), the study of plant-life 

 in relation to environment ; adj. 

 oecologlcal ; Oecol'ogist, a student 

 of the life of the plant in relation 

 to its surroundings ; NOTE. these 



words are frequently spelled, Ecol'- 

 ogy, ecological, Ecol'ogist. 



ottL<'iULL,qfficina'li8 (Lat. ,of the shops), 

 used of medicinal or other plants 

 procurable at shops. 



Offset, a lateral shoot used for propa- 

 gating, as in the houseleek ; Off- 

 shoot, an offset. 



often-bearing, producing more than 

 once in the season, multiferous. 



-oides, -odes, -ides, -oideus, suffixes 

 from elSos, resemblance ; as petal- 

 oideus, resembling a petal. 



Oidlum, pi. Oid'ia (<boi>, an egg, + ldtoi>, 

 a diminutive), a term used to de- 

 note concatenate conidia (Cooke) ; 

 not to be confounded with the 

 form - genus Oidium, Link, the 

 conidial stage of Erysipheae. 



Oil, used for any fluid fat-bodies in 

 plants, chiefly stearic, palmitic, or 

 oleic acids ; Cells, gum- cells ; ~ 

 Plas'tids, ELAIOPLASTS ; ~ Tube, a 

 synonym of VITTA in the fruit of 

 Umbelliferae. 



oleaginous, -us (oleagineus, pertaining 

 to the olive), oily and succulent. 



oleic (oleum, olive oil) Acid, a glycer- 

 ide or fat occurring in plants ; 

 Olein or Oleine, one of the vege- 

 table fats. 



ol' ens (Lat.), smelling, especially 

 sweetly odorous. 



Oleoresln (oleum, olive oil, + RESIN), 

 the natural admixture of a resin 

 and an essential oil, forming a 

 vegetable balsam or turpentine. 



olera'ceous, olera'ceus (Lat., herb- 

 like), (1) having the nature of a 

 pot-herb, esculent ; (2) J growing 

 in cultivated places (De Candolle). 



Olib'anum (Arab., ol or al, the, 

 Luban, milk), a bitter and aromatic 

 gum-resin from several species of 

 Hoswellia, the frankincense of com- 

 merce. 



oligan'drous, -rus (oXfyos, few, dvTip, 

 di>5p6s, a man), with few stamens ; 

 oligan'thous, -thus (avQos, a flower), 

 few-flowered ; oligodynamlc (dtva- 

 fus, power), Naegeli's term for the 

 poisonous condition of water con- 

 taining minute traces of copper 



174 



