sepal

Staminodes of same color as sepals, not black-brown, glabrous, distinctly differentiated into a claw and an expanded limb.

Petals inserted at rim of floral tube, alternating with sepals, crinkled, clawed or not, frequently caducous, rarely absent.

Leaves narrowly lanceolate to linear-lanceolate, base cuneate; plants glabrous; epicalyx segments shorter than to equaling sepals.

Petals as many as sepals, orangish red, white, or yellow, sometimes with an orange claw or pale along margin, rarely apetalous.

Trees up to 15 m tall, glabrous except for rufous pubescent branchlets, stipules, abaxial leaf surface, pedicels, and sepals.

spring-blooming spider orchid having a flower with yellow or green or pink sepals and a broad brown velvety lip.

Sepals ovate or oblong, erect or ascending, glabrous, base of lateral pair substrate or not saccate.

Sepals oblong, erect or ascending, glabrous or pubescent, base of lateral pair substrate or not.

Sepals triangular to ovate-lanceolate, soon caducous, outside pubescent, margin irregularly glandular serrate, apex long acuminate.

Sepals ovate or narrowly oblong, erect, glabrous or pubescent, base of lateral pair saccate or not.

Sepals ovate or oblong, erect, ascending, or rarely spreading, base of lateral pair saccate or not.

Leaflets 5--9, spatulate, apex long caudate and with a filiform easily broken tip; sepals thick, subtlety.

Petals inconspicuous, free, dull white, greenish, pinkish, or yellowish, often translucent, sometimes shorter than sepals.

Sepals triangular-ovate, persistent in fruit, outside glabrous or sparsely pubescent, margin irregularly serrulate, apex acute.

Petals 5, erect to subject, usually smaller than sepals, base usually prolonged into a spur.

Creeping or obliquely ascending herbs; sepals with adaxial gland-pits, male sepal margins distally irregularly crenate; stipules awned.

Sepals oblong (median pair) or broadly ovate (lateral pair), deciduous, glabrous, unequal, base of lateral pair saccate, margin membranous.

Sepals triangular-lanceolate, slightly shorter than hypanthium, margin with capitate glands, apex acuminate.

Sepals triangular, slightly shorter than hypanthium, pubescent on both surfaces, margin entire, apex acuminate.

filaments equaling sepals, those opposite sepals with a gland at base. Ovary ovoid.

Sepals oblong or linear, erect, pubescent, base of lateral pair saccate or not.

spur saccate, very short, slightly longer than basal auricles of sepals or not.

Sepals triangular-ovate, soon caducous, outside glabrous, margin glandular serrulate, apex obtuse.

Sepals curved, often saccate, veins inconspicuous, margin broadly membranous, apex truncate.

Bracteoles spirally arranged on pedicel, differentiated from sepals, persistent or caducous.

Pedicel short. Hypanthium campanulate. Sepals and petals essentially identical.

Inflorescence branches, pedicels, hypanthia, and sepals densely long glandular hairy.

The former are considered to be homologous with the sepals of Ranunculus.

Sepals triangular-elliptic, as long as hypanthium, recurved, margin frequently glandular-dentate, apex acute.

Sepals connate, persistent till or after fruit dehiscence; septum absent or reduced to a rim.

Herbs, perennial, glabrous, with dark (black) glands present on leaves, sepals, petals, anthers, and sometimes stems.

epicalyx segments lanceolate or linear-lanceolate, nearly equaling sepals, apex acuminate.

Sepals 5, ovate-lanceolate, abaxially glabrous, adaxially tomentose, margin entire, apex attenuate into a linear part.

Sepals conspicuously hardened at base, sometimes whole receptacle and calyx proximally becoming woody in fruit.

Sepals oblong, free or rarely united, usually persistent, erect, equal, base of lateral pair not saccate, margin not membranous.

sepals, stamen filaments, disk, and disk lobes generally persistent at capsule base, style remnant often persistent at apex.

filaments shorter than sepals, those opposite sepals with a gland at base.

flowered cymes, pendulous. Sepals purple-red. Persistent styles elongate, plumose .

Male inflorescence an axillary cluster; calyx entire, margins undulate; female sepals broadly ovate.

Sepals ovate-triangular to lanceolate-triangular, margin glandular serrate or entire, apex acute to acuminate.

Sepals broadly ovate to suborbicular, both surfaces densely gray sericeous, apex rounded; ovary and styles pilose.

Sepals narrowly oblong, deciduous, subject, base of lateral pair substrate, margin membranous.

Flowering stems spreading, together with petioles, both surfaces of leaflets, and sepals sericeous.

Fruit a follicle, pome, achene, or drupe, rarely a capsule, naked or enclosed in persistent hypanthium and sometimes also by sepals.

However, the epidermal cells of cotyledons, leaves and sepals were irregular with undulate anticlinal walls.

Sepals long elliptic, lanceolate, or oblanceolate, apex acute, acuminate, or attenuate.

Sepals triangular-ovate, soon caducous, outside glabrous, margin serrulate, apex acute.

Herbs, perennial, glabrous, with dark (black or reddish) glands present on leaves and anthers and usually on sepals and petals.

Sepals entire, rarely apiculate, elliptic to narrowly oblong or obovate-spatulate; leaf apex acute or rarely obtuse.

Leaf blade sparsely pubescent on both surfaces; male pedicels, sepals outside, and capsules pubescent.

Sepals broadly ovate, persistent, ascending, glabrous or puberulent, base of lateral pair not saccate.

Sepals triangular-ovate, soon caducous, outside glabrous, margin glandular, apex acute to obtuse.

Sepals ovate-lanceolate, margin membranous, ciliate, apex acuminate.

Sepals triangular, shorter than hypanthium, margin entire, apex acuminate.

dorsal sepal ovate-cordate, white with purple veins; lateral sepals ovate-lanceolate, green with darker veins.

Sepals ovate or oblong, erect or spreading, rarely reflexed, glabrous or pubescent, base of lateral pair not saccate.

epicalyx segments lanceolate or ovate, minute, nearly equaling sepals, apex acute to acuminate.

Its sepals and lateral petals are nearly white, and its purple lips are large and obvious.

epicalyx segments long elliptic, slightly shorter or longer than sepals, abaxially sparsely sericeous-strigose, apex rounded or acute.

Petals spatulate or obovate-lanceolate, shorter than sepals, apex deeply emarginate.

Sepals linear or oblong, caducous, erect, unequal, base of lateral pair saccate, margin membranous.

The androecium is borne on the fused corolla, just bellow the five sepals and five petals, which are arranged alternately.

This species is characterized by its large and glabrous leaves and lax flowers. The sepals enlarge after flowering.

Fruit enclosed by enlarged sepals, carpels dehiscing along ventral suture or indehiscent.

Sepals valvate; leaflets abaxially without naked glands; inflorescences tomentose.

Young twigs, leaves, pedicels, and sepals glabrous; connective without glands.

Sepals ovate or oblong, caducous or persistent, erect, base of lateral pair not saccate, margin membranous.

Sepals ovate or oblong, deciduous, erect or spreading, base of lateral pair not saccate, margin membranous.

If the sepals are joined at their lateral margins a calyx tube is formed, the mouth of which may be extended into lobes or teeth.

Petals 5, much longer than sepals, basal half connate into a tube, apically distinct.

Bracteoles and sepals lanceolate to narrowly lanceolate, apex long acuminate.

epicalyx segments oblong-elliptic, slightly shorter than sepals, apex obtuse.

Sepals narrowly oblong, ascending, pubescent, base of lateral pair substrate.

Branches glabrous when young; leaf blade membranous to thinly papery, margin sparsely glandular-crenulate; female sepals usually 3.

epicalyx segments lanceolate or elliptic, shorter than or nearly equaling sepals, abaxially white tomentose and pilose, apex acute.

outer sepals broader, deeply divided or incised, inner sepals narrower, margin few-serrate or entire.

Sepals oblong, deciduous, subject or spreading, pubescent, base of lateral pair not saccate.

Current year branchlets yellowish brown; sepals ovate, glabrous, margin not ciliolate, apex acute; fruit ovate-ellipsoid.

Sepals triangular to semiorbicular, soon caducous, outside glabrous, margin glandular serrate, apex obtuse to acute.

Sepals not enlarged in fruit; petals slightly shorter than or equaling sepals; seeds albuminous.

epicalyx segments lanceolate, equaling sepals, abaxially pilose, apex acuminate.

Branches pubescent; leaf blade obovate or oblong-obovate; outer sepals equaling inner ones.

Sepals ovate to ovate-lanceolate, nearly as long as hypanthium, outside glabrous or puberulous, margin sparsely minutely serrate near apex.

Sepals oblong-linear, erect, unequal, base of lateral pair saccate, margin membranous.

Current year branchlets and terminal buds ferruginous villous; petioles, pedicels, and sepals pubescent.

Together, they studied the asiatic lily Lilium casablanca, the bud of which comprises three inner petals wrapped in three outer sepals.

Each flower has rose-colored sepals and petals, the petals fringed and lined with long, pink whiskery hairs.

Sepals oblong or linear, deciduous or rarely persistent, erect, base of lateral pair saccate.

Capsule pendent from spreading pedicel, exceeding sepals.

Petals pink, suborbicular, slightly shorter than sepals, base long clawed.

Leaf apex caudate-acuminate, lateral veins adaxially flattened, elevated abaxially; male sepals oblong-lanceolate; female sepals spatulate.

Sepals ovate or oblong, free or united, caducous or persistent, erect, base of lateral pair not saccate.

sepals 4, ovate, margin membranous, denticulate, apex acute, carinate, spreading after anthesis.

Sepals ovate or oblong, erect or ascending, glabrous or pubescent, base of lateral pair not saccate.

Petals broadly ovate, slightly shorter than sepals, shortly stalked.

Sepals ovate, oblong, or elliptic, ascending or spreading, base of lateral pair not saccate.

Sepals ovate or oblong, erect or ascending, base of lateral pair not saccate, margin membranous.

Sepals oblong-linear, base of lateral pair not saccate, margin narrowly membranous.

Petals obovate-cucullate, ca. as long as sepals, base shortly clawed, apex rounded or emarginate.

Sepals narrowly acuminate, usually without glands.

Petals as many as sepals, inserted below margin of disk, free, imbricate, sometimes absent.

Sepals ovate or oblong, spreading or ascending, glabrous, base of lateral pair not saccate.

Racemes terminal; bracts caducous. Hypanthium campanulate. Sepals 5, margin entire.

Sepals ovate-triangular, nearly equaling tube, reflexed in fruit, apex acute.

Sepals oblong, caducous, base of lateral pair not saccate, margin membranous.

Leaf blade nearly 3-lobed, ovate-oblong. Sepals usually bluish white, vein anastomose solitary. Staminodes absent.

Sepals 5, imbricate, hairy or glabrous, persistent and enlarged after anthesis, closely clasping base of follicle.

Deciduous wiry shrublets or perennial herbs with dark (black) glands present on leaves, anthers and usually sepals and petals.

Stems, leaves, bracts, and sepals white nodose hairy and shortly glandular hairy.

Terminal bud yellow sericeous; sepals outside glabrous.

Petals white, oblong or spatulate, nearly as long as or somewhat shorter than sepals, base clawed.

Sepals ovate or oblong, erect or spreading, base of lateral pair sometimes substrate.

Sepals unequal; disk margin parted to near base, lobes fleshy; leaf blade membranous.

Sepals oblong, erect, glabrous or pubescent, base of lateral pair substrate.

Petals white, obovate, nearly as long as or slightly longer than sepals, glabrous, apex erose.

Bracteoles 2 or rarely more, caducous or persistent, sometimes clearly differentiated from sepals.

Sepals oblong, base of lateral pair not saccate or substrate, margin membranous.

Capsule ovoid, slightly longer than sepals, valves recurved.

Petals white, rarely pink, shorter than or equaling sepals, rarely longer than them.

Sepals oblong or linear, erect, base of lateral pair not saccate, margin membranous.

Shrubs scandent, glandular granulose on branchlets, bracts, sepals bases, and petals inside.

Petals lilac, rarely white, oblong-elliptic, shorter than sepals.

Sepals ovate-triangular, sparsely hairy, apex acute or acuminate.

filaments longer than sepals, those opposite sepals wider than others.

Sepals narrowly lanceolate, apex acuminate to caudate.

lateral sepals narrower, apex slightly abruptly acute.

Flowers are formed in concentric whorls of sepals, petals, stamens and carpels.

Sepals deltoid, often with midrib and median basal callus, persistent in fruit.

Sepals early deciduous, yellow-white, elliptic, pubescent abaxially.

bracts narrowly fasciated, nearly equaling sepals, glabrous or abaxially pilose.

Petals 5, free, attached at hypanthium apex, greenish, creamy, or white, mostly smaller than sepals, included.

Petals yellow or rarely white, spatulate, longer than sepals, apex obtuse.

Fruiting sepals red, navicular, apex recurved or corrugate.

Sepals oblong-linear, connivent, erect, base of lateral pair saccate.

Petals brown striate, shorter than sepals, base connate, apex hooded.

Sepals ovate to broadly ovate to oblong ovate, apex rounded or minutely mammiform.

Petals inserted at rim of calyx tube, usually isomerous with and similar to sepals, alternating with them.

Sepals 5, free, leathery, with conspicuous midrib, margin membranous, apex long acuminate.

Leaf blade ovate, secondary veins adaxially visible to obscure; sepals inside white puberulent.

Petals reddish, narrowly ovate or elliptic, subequaling sepals, apex mucronate.

glucose was the highest while sucrose the lowest in contents in sepals.

Sepals ovate or oblong, ascending or spreading, base of lateral pair not saccate.

Sepals ovate or oblong, persistent or caducous, base of lateral pair not saccate.

Petals linear-oblanceolate, ca. as long as sepals but broader, apex mucronate.

Sepals 4 or 5, connate at base or to their full length.

Sepals 5, narrowly ovate, sparsely glandular pubescent abaxially, base broadened, margin membranous, apex obtuse.

Fruit paired, purple-red, reniform, ca. 9 mm in diam. , broadly winged, without persistent sepals, apex retuse.

Sepals and petals often similar but sometimes distinct in shape and texture.

Sepals triangular or triangular-ovate, erect in fruit, apex obtuse or acute.

Flowers purplish; lateral sepals obliquely ovate, apex long mucronulate.

Petals yellow; epicalyx segments larger than sepals.

Sepals usually longer than corolla tube, membranous.

Sepals oblong, base of lateral pair not saccate, margin membranous.

Sepals triangular, erect in fruit, apex acute or shortly acuminate.

bracts immediately subtending calyx absent. Sepals 5, free, green, margin scarious.

Sepals triangular, reflexed in fruit, apex usually acute.

Carpels and sepals glabrous; when mature, abaxial surface of leaf blade glabrous or only veins pubescent.

Sepals oblong, base of lateral pair not saccate, margin not membranous.

Sepals ovate, margin glandular ciliate, erose.

Fruit a nut surrounded by corky hypanthium and crowned by often unequal sepals.

Sepals ovate or rarely oblong, spreading, base of lateral pair not saccate.

sepals leaflike, outer sepals pinnately lobed or incised-serrate, inner sepals serrate or entire.

Sepals 5, ovate or broadly ovate, outside glabrous, villous especially along margin, apex obtuse.

Sepals ca. as long as or slightly longer than hypanthium, abaxially glabrous, adaxially tomentose, margin entire, apex caudate-acuminate.

Petals ca. as long as sepals, both surfaces puberulent, large toothed at apices.

Petals 5, valvate, smaller than sepals, fleshy, keeled within, enlarged and enclosing carpels after anthesis and forming a pseudodrupe.

Sepals variable in shape, often convex, subequal or outer 2 smaller, persistent, often enlarged in fruit.

sepals persistent at fruiting, suberect.

Sepals oblong, ascending, equal, base of lateral pair not saccate.

Sepals oblong, erect, pubescent, base of lateral pair not saccate.

claw sometimes distinct, often shorter than sepals.

Sepals oblong or linear, erect or ascending, base of lateral pair not saccate.

Sepals oblong or linear, erect, base of lateral pair strongly saccate.

sepals fleshy, broadly rounded, margin brown, e rose with small teeth.

Current year branchlets, petioles, pedicels, and outside of sepals glabrous.

Outer sepals lanceolate to broadly lanceolate basally, long and gradually attenuate apically, appressed hairy.

Sepals (calyx lobes) 5, partially connate into calyx tube, imbricate, persistent.

there is an outer whorl of sepals, a whorl of petals, some stamens, one or more pistils in a typical flower.

Sepals ovate or oblong, erect or spreading, base of lateral pair not saccate.

Petals isomerous with and similar to sepals, alternating with them, free or joined at base only.

Sepals lanceolate to ovate-lanceolate, 3-veined, midvein raised, lateral veins not obvious, margin white membranous, apex acute.

Sepals oblong or linear, spreading or reflexed, not saccate.

Sepals oblong, erect, glabrous or subapically pubescent, base of lateral pair not saccate.

Capsule ovoid, ca. 7 mm, apex obtuse, enclosed by persistent sepals and bracteoles, dehiscent.

Petals as many as sepals, free, thickened glands on base of adaxial surface.

Sepals erect or spreading in fruit, triangular to oblong, ca. 2 mm, margin minutely serrate, apex obtuse.

or lanceolate. Axillary cymes (1-)few-many-flowered. Sepals oblong, ovate, or lanceolate.

Calyx insertion on receptacle circular; sepals oblong, 5--8 cm, conspicuously veined, caducous or decaying after anthesis.

Fruit a many seeded pome, with persistent, recurved sepals.

Sepals oblong, ascending, base of lateral pair not saccate.

Branches pubescent when young; leaf blade papery to leathery, margin entire; female sepals 4.

pedicels articulate. Sepals 5, valvate, nearly free, texture rather thick.

Pedicel short. Sepals orbicular or broadly elliptic, ca. 2 mm, ciliate, apex subacute to rounded.

Petals greenish white, oblanceolate, as long as sepals.

Flowers axillary on older twigs, solitary [or fasciculate]. Calyx completely united in bud, splitting at anthesis into 2[or 3] sepals after.

Stamens 8, those in staminate flowers ca. as long as sepals, those in pistillate flowers shorter than sepals.

Current year branchlets slender, terete; leaf blade thinly leathery, abaxially pale green; sepals glabrous.

Sepals triangular or ovate-triangular, erect in fruit.

Stamens irregular in length, shorter than sepals.

Petals of same color as sepals, not black-brown, distally not enlarged.

Leaf blade with only midvein and lateral veins pubescent abaxially; male pedicels, sepals outside, and capsules glabrous.

Sepals 5 or more, petaloid, yellow, rarely white or red, obovate or elliptic, caducous.

Flowers yellow. Lateral sepals 2, broadly ovate, apex glandular-aristate.

Sepals glabrous abaxially. Petaline claw glabrous.

Sepals sparsely brown ciliate at margin, apex retuse.

Sepals and petals 4 or 5, persistent after anthesis, sepals free, entire to gland fringed, petals entire or with apical glandular cilium.

Sepals 5(or 6), imbricate, persistent or caducous, unequal in size, outside pubescent to velutinous, inside brown and glabrous.

Sepals triangular-ovate or broadly lanceolate, ca. 3 mm, abaxially initially pubescent, glabrescent.

The sepals usually enlarge after flowering.

pedicels articulate. Sepals 3(-5), imbricate, free or joined at base only, small, ciliate, caducous, rarely persistent.

Sepals triangular, ca. 2 mm, shorter than hypanthium, margin entire, apex caudate.

Sepals 4, greenish, not petaloid, inserted at base of ovary, sometimes persistent.

Sepals ovate to ovate-oblong, outside pubescent.

Sepals 5, imbricate, adaxial 1(or 3) extended into a long slender nectariferous spur.

Sepals lilac-blue or pale blue, or white with blue veins, persistent.

Follicles sometimes fewer than sepals, free or basally connate, erect or spreading, membranous or leathery, 1- to many seeded.

Sepals oblong triangular, ca. 3. 5 mm, reflexed, glabrous, margin sparsely glandular-denticulate, apex acute.

Style 2-parted; sepals margins ciliolate; leaf blade thinly leathery, secondary veins adaxially obscure.

Leaf blade slightly undulate or inconspicuously lobed; stipules and bracts to 2. 5 cm; sepals lanceolate to ovate-lanceolate.

Sepals 5, leathery, concave, imbricate, outer 2 smaller, orbicular, inner ones usually broadly ovate or elliptic.

Fruit long ellipsoid, to 13 mm; sepals ovate to long ovate, outside pubescent or glabrescent.

Branchlets, pedicels, and outside of sepals hairy; style glabrous.

Petiole ca. 10 mm, glabrous; bracteoles and sepals grayish white velutinous.

Sepals free, shallowly boat-shaped, often enlarging and persistent in fruit.

Sepals connate below middle, tube obconic.

Pedicel and sepals glabrous; drupe beaked.

Sepals oblong or ovate, erect, base of lateral pair not saccate.

Sepals ovate or oblong, erect, base of lateral pair not saccate.

Petals white, elliptic, shorter than or nearly as long as sepals.

yellowish long pilose. Sepals 5, with purple-red stripes and spots in middle, ovate, ca. 1 mm, ciliate, densely pubescent outside.

Sepals 5, often petaloid, caducous or persistent, imbricate.

Calyx glandular between sepals.

Sepals 6, biseriate, pubescent outside, outer broader than inner.

Sepals 5, erect, persistent in fruit and becoming densely pubescent and stipitate glandular abaxially.

Sepals green, boat-shaped, ca. 2 mm, herbaceous, glabrous, persistent.

Sepals ovate-triangular, ca. 3 mm. Petals white, obovate-elliptic, apex obtuse.

Sepals triangular-ovate, ca. 5 mm, abaxially glabrous, adaxially brown tomentose, margin glandular denticulate, apex acuminate.

sepals caducous or a few persistent.

Sepals oblong, erect, base of lateral pair not saccate.

Petals 3, white or reddish, broadly ovate or elliptic, slightly longer than sepals.

Leaf blade glabrous or puberulous along veins or margin; sepals and ovary glabrous.

Sepals triangular-ovate, apex obtuse or acute.

Sepals triangular-ovate, apex acute to obtuse.

Calyx 5-lobed with a short tube, sepals imbricate or twisted.

perianth absent or sepals vestigial.

Sepals 5, rust colored pubescent or glabrous when young, margin fimbriate.

The flower morphology was changed with the characteristic of sepals ~, petals ~, stamens 8~0 and carpel ~.

Sepals 4, small, ovate, oblong-ovate, or deltoid, bases connate, imbricate in bud.

Fruit sepals unequal, 3 long, aliform; bark, crest of buttresses and bases of fissures scarcely lenticellate.

Sepals ovate-orbicular, boat-shaped, ca. 6 mm, sparsely puberulent abaxially, often persistent.