abaxial abbreviated abortive abrupt abscissent abscission acaroid accessory accidental acerose acicular acidophilous acropetal acrophyll acroscopic acrostichoid actinostele aculeate aculeus acuminate acute adaxial adjacent adnate adult advanced adventitious adventive aerenchyma aerenchymatous aerial aerophore aggregated ala alae alate alete allopatric allopolyploid alternate ameristic amorphous amphibious amphiphloic amphiploid anadromous analagous anastomosing ancestral angular angulose angustate anisophyllous anisophylly annual annular annulate annulus annuli antepenultimate antheridium antheridia antherozoid antrorse apex apices aphlebia aphlebiae apical apiculate apogamous apogamy apomorphic apomorphy aposporous apospory appendage appressed approximate aquatic arachnidoid arachnoid arachnose araneose arborescent archegonium archegonia arcuate arcus areola areolae areolate arista aristae aristate arm aromatic articulate articulation artificial ascending aseptate asperous aspidote asymmetric atrocastaneous atropurpureous attenuate auricle auriculate auriculiform austral autapomorphic autapomorphy autoallopolyploid autochthonous autopolyploid awn axil axillary axis axes bacillate bacilliform baculate basal basally base basifixed basionym basipetal basiscopic bathyphyll biarcuate biauriculate bicellular bicolorous biennial bifid bifurcate bilabiate bilateral bipartite bipinnate bipinnatifid bireticulate bisculpate biseriate biserrate bisexual bisulcate bivalent blunt border boreal bow branch branched branchlet bristle bristly brittle bud bulbiferous bulbil bulblet bulbous bulla bullae bullate bulliform caducous caespitose calathiform calcicolous campanulate canaliculate capillary capitate capsule carina carinal carinate carnose carpophore cartilaginous castaneous catadromous catenate caudate caudex caudices cauline caviform cavus cavi central ceraceous character characteristic chartaceous chlorophyllous chromosome cicatrix cicatrices ciliate ciliform ciliolate cilium cilia cincinnate cingulate cingulum cingula cinnamomeous circinate circular circumscription clade cladistic clasping class clathrate clavate coalescent coenoindusium coenosorus coenosori colliculate combination commissural commissure comose compact compital complanate complete compound compressed concave concolorous condensed conduplicate cone confluent conform congested conical connate connivent contiguous continental continuous contorted contracted convex convolute cordate cordiform coriaceous corm correct corrugate cortex corticinate cosmopolitan costa costae costal costate costular costulate costule costulet cotype creeping crenate crenulate crest crispate crista cristae cristate crozier ctenitoid cuneate cuneiform cusp cuspidate cyatheoid cylindrical cymbiform decaploid deciduous decompound decrescent decumbent decurrent decussate deflexed dehiscent delicate deltate dentate denticulate depauperate derived description determinate diagnosis diaphanous dichotomous dichotomy dictyostele difform diffuse digitate dimidiate dimorphic dioeceous diplodesmic diploid diplospore discrete disjunct dissected distal distant distichous divaricate divergent division dodecaploid dormant dorsal dorsifixed dromy dull ebeneous echinate echinulate eciliate ecostate ecostulate ectophloic egg eglandular elaminate elater eligulate ellipsoid elliptic elongate emarginate emersed endemic endophyte endophytic endospore entire epidermis epigeous epipetiolar epipetric epiphyte epiphytic epispore epitactic epithet equator equatorial equilateral erect erose escaped eusporangiate eusporangium evanescent evergreen exalate exannulate exarticulate exauriculate excavate excurrent exhydathodous exindusiate exine exospore exotic expanded exserted exstipitate extrorse fabaeform falcate family farina farinose fascia fasciae fasciculate fenestra fenestrate fern ferns ferrugineous fertile fibrillose fiddlehead filamentose filamentous filiform fimbriate firm fissile flabellate flaccid flagelliform flared flexible flexuous flush fluted foraminate forked form formula fossa fossulate fovea foveate foveola foveolate fractiflex fragrant free frond fugacious fundus funiform furcate furfuraceous fusiform gametangium gametangia gamete gametophyte geminate gemma gemmae gemmiferous gemmulate geniculate genome genus genera gibbous glabrescent glabrous gland glandular glanduliferous glaucous globose globular glochidium glochidia glossopodium glossy glutinous gradate grade gradual granulate gypsophilous habit hair hairy halophyte halophytic hamate haploid haplospore hastate hastulate helicoid hemidimorphic hemiepiphyte hemiepiphytic hemiphyll hemitelioid herbaceous hermaphrodite hermaphroditic heteroblastic heterodromous heterophyllous heterophylly heterosporous heterospory hexaploid hippocampiform hippocrepiform hirsute hirsutulous hirtellous hispid hispidulous holotype homologous homonym homoplasic homoplasy homosporous homospory hyaline hydathode hydathodous hydropote hydropotes hypogeous idioblast illegitimate imbricate immature immersed imparipinnate impressed incised included incomplete incorrect incurved indehiscent indeterminate indigenous indument indurated indusiate indusium indusia inequilateral inermous inframedial infundibular ingroup internode interrupted intine intramarginal intricate introduced introgression introrse invalid invasive involucre involute iridescent iso isodiametric isodromous isophyllous isophylly isosporous isotype joint jointed jugate juvenile keel keeled labium labia lacerate laciniate lacunate laesura laesurae laevigate lamella lamellate lamina laminae laminate lanate lanceate lanceolate lanose lanuginose latent lateral lax lectotype legitimate lenticular lepidote leptosporangiate leptosporangium ligulate ligule lime limnophyte limnophytic linear lip lithophyte lithophytic lobate lobe lobed lobulate lobule local locule lumen lumina lunate lunulate lustrous macro maculate manubrium marcescent margin marginal marginate massula massulae mat matte matted mature medial megagametophyte megaphyll megasporangium megasporangia megaspore megasporocarp megasporophyll meiosis meiospore membranaceous meristele meristem meristic mesophyll mesophyte mesophytic micro microgametophyte microphyll microscale microsporangium microsporangia microspore microsporocarp microsporophyll midrib midsagittal midvein mitosis mitospore moniliform monoecious monolete monomorphic monophyletic monopodial monopodium mucilage mucilaginous mucro mucronate mucronulate multicellular multicipital multiseriate muricate muriform murus muri musky mycotrophic myrmecophilous name native natural naturalized navicular nectary neo neopolyploid neotenic neotype nerve nest nidiform nidophyll nitid node nodose notched notho nude obconical obdeltate oblanceate oblanceolate oblique oblong obovate obovoid obscure obsolete obtuse obvious occluded occult octoploid odd odorous olivaceous opaque opposite orbiculate order ortho outgroup ovate ovoid ovum ova paired palea paleae paleaceous paleo paleopolyploid palmate pan papilla papillae papillate papillose papyraceous paradermal paraexospore paraphyletic paraphysate paraphysis paraphyses parasagittal paratactic paratype parenchyma parenchymatous paripinnate patellate patent paucicellular pectinate pedate pedicel pedicellate peduncle peltate pendent pentagonal pentaploid penultimate percurrent perennial perforate perine perispore persistent petiole petiolulate petiolule phenetic phloem phyllopodium pilose pilosulous pinna pinnate pinnatifid pinnatisect pinnule pinnulet pith pitted plain planate plane plantlet plectostele plesiomorphic plesiomorphy pleurate plumose pluricellular poecilodromous polarized polyarcuate polygonal polymorphic polyphyletic polyploid polystichous pore premorse prickly primary primitive procumbent produced proliferous prolonged prominent prominulous proscale prostrate prothallus protologue protostele protuberance provincial proximal pruinose pseudoanadromous pseudodichotomous pseudodichotomy pseudoendospore pseudoindusium pseudolamina pseudoligule pseudopeltate pseudostipule psilate pteridophytes puberulent puberulous pubescent pubigerous pulvinus puncta punctae punctate pustulate pyriform quadrangular quadrifid quadripartite quadripinnate quadripinnatisect quadrivalent quaternary quinary rachilla rachis radial radicant raphe ray receptacle recumbent recurrent recurved reduced reduction reflexed refracted regional relictual remote reniform repand repent reptant resinous restiform retate reticulate reticulum reticula retiform retroflexed retrorse retuse revolute rheophyte rheophytic rhizocarp rhizoid rhizome rhizophore rhombiform ribbed rivulate robust root rooted rosette rosulate round rudimentary rugate rugose rugulate rugulose saccate sagittate sarmentose sarmentum sarmenta saxicolous scabrous scale scaly scandent scar scarious scattered sclerenchyma sclerenchymatous sclerotic scrambling scurfy scutellum secondary secund segment senescent septate septum septa seriate sericeous series serpentinophilous serrate serrulate sessile seta setae setiform setose setulose sheath shield shiny shrivelled sigmoid simple sinuate sinus siphonostele skeletonized smooth sobol solenostele solitary soral soriferous sorophore sorus sori spathulate species sperm spermatozoid sphaeropteroid spherical spicular spine spinule spinulose spiny spiralled spongiose sporangiaster sporangiophore sporangium sporangia spore sporocarp sporoderm sporophore sporophyll sporophyte sport spreading squama squamae squaminate squamose squamule squamulose stalk stalked stela stelae stele steliform stellate stem sterile stiff stipe stipicel stipitate stipule stolon stoma stomata stomate stomium stout stramineous striate strict strigose strigulose strobilus submersed subspecies subtended subterranean subtropical subula subulate sulcate sulcus sulci superficial suprabasal supramedial surcurrent sursumcurrent suture symmetric sympatric sympodial sympodium synangium synangia synapomorphic synapomorphy synchronous synonym syntopic syntype tangential tapered tapetum taxon taxa temperate teneral terete terminal ternate terrestrial tertiary tetrad tetragonal tetrahedral tetraploid thalloid tip tomentose tomentulose toothed trabecula trabeculae tracheid transformation translucent transparent transverse trapeziform triangular trichome trichomidium trichomidia trigonal trilete tripartite tripinnate triploid triquete trisulcate trivalent trophophore trophophyll trophopod tropical truncate tuber tuberculate twisted type typotype ultimate umbo umbonate uncinate undulate uniarcuate uniauriculate unicellular unilateral uniseriate unisexual univalent unpolarized unreduced urceolate urinous valid vallecular valve variety vascular vaulted vein veinlet velum venation ventral venuloid vernation vernicose verrucate verticil verticillate vessel vestigial villosulous villous virgate viscid vittate viviparous whorled wrinkled xerophyte xerophytic xylem zygote