corolla tube

Corolla tube at least 4 as long as calyx; calyx persistent at fruit base, lobes erect in fresh flowers.

Posterior filaments with a long, oblique, reflexed appendage at base and far above hairy annulus of corolla tube inside.

Bracts lanceolate to broadly lanceolate, apex long acuminate, shorter than calyx. Corolla tube without hairy annulus inside.

Its characters of calyx, corolla tube, upper corolla lip, and capsule are consistent with the original description.

Stamens attached to basal part of corolla tube; leaf venation obscure, reticulate but primary veins raised.

corona scales linear, decurrent to lower part of corolla tube, included. Ovary glabrous. Style very short.

Stamens and style usually exserted from corolla tube; corolla usually broadly funnelform.

Calyx tubular-campanulate, lobes lanceolate; stamens in pin flowers inserted at middle of corolla tube.

Leaf bud scales persistent; ovary, calyx, corolla tube, capsule, and midrib on abaxial leaf surface setose.

Stamens 4, didynamous, inserted above middle of corolla tube, glabrous, included; anther locules distinct, divergent.

Corolla tube funnelform, shorter than or subequaling lobes; leaves mostly broadly or narrowly ovate, rhomboid, or elliptic.

corona inserted at base of corolla tube, lobes broadly triangular, apex long acuminate.

Corona lobes inserted near middle of corolla tube, linear or ovate, free from filaments.

appendages exserted from corolla tube, hair bands well developed.

Corolla white, tube widened at middle; stamens inserted at middle of corolla tube.

Sepals usually longer than corolla tube, membranous.

Leaf blade elliptic to oblong-elliptic, margin distinctly triangular-serrulate; corolla tube ca. 4 mm.

Corolla tube shorter than or equal to calyx; leaf blade adaxially strigose, abaxially densely yellowish brown pubescent especially on veins.

Anthers yellow, inserted near or slightly below mouth of corolla tube.

Stamens usually 10, not exserted from corolla tube, filaments pubescent towards base.

Calyx large, longer than corolla tube, apex of upper side 2-lobed, lobes obtuse-triangular, ciliolate.

Corolla tube clearly widened toward throat, limb probably not horizontal; follicles ca. 3 as long as wide.

gynostegium shorter than corolla tube.

Stamens 4, didynamous, inserted on distal part of corolla tube, included.

Stamens 4, didynamous, inserted at middle of corolla tube, slightly exserted.

style short, clavate, included in corolla tube.

Anthers 1-celled, longitudinally dehiscent; corolla tube saccate in front.

Stamens inserted near middle of corolla tube.

Calyx 10-ribbed; corolla tube curved near apex, limb bright yellow, rarely white or red.

style nearly reaching mouth of corolla tube.

Corolla tube 6-8 mm, puberulent at insertion of stamens, lower lobe slightly dentate. Stamens and style exserted.

Stigma head exserted from corolla tube.

lobes ca. as long as or shorter than corolla tube, valvate in bud.

Stamens inserted near base of corolla tube.

Nectaries at base of corolla tube or on disc below ovary.

Leaf blade 6-12 cm, margin denticulate; pin flower style or thrum flower stamens exserted from corolla tube.

scales oblong, not reaching base of filaments or ca. as long as corolla tube, apex obtuse or 2-cleft, fimbrillate.

Calyx 5-ribbed; corolla tube curved above middle, limb white or pale pink.

Stigma head conical, apex 2-cleft, exserted from corolla tube.

staminodes (1-)3 or absent, adnate to adaxial, lower, or adaxial and abaxial sides of corolla tube.

Corolla tube rather narrowly funnelform, ca. 3 cm, distinctly swollen at base, limb ca. 4 cm in diam.

staminodes absent or 2, adnate to adaxial side of corolla tube.

staminodes 3 or absent, adnate to adaxial side of corolla tube.

Anthers yellow-green, inserted to 2 mm from mouth of corolla tube.

Nectaries at base of corolla tube.

Lianas to 4 m, glabrous except for interior of corolla tube at base.

Plants perennial, with a short rhizome; corolla tube 7-8 mm.

staminodes 2, adnate to abaxial side of corolla tube.

staminodes 3, adnate to adaxial side of corolla tube.

staminodes (absent or)1 or 3, adnate to adaxial or adaxial and abaxial sides of corolla tube.

Stamens 2 or 4, inserted at base of corolla tube, adherent; anthers spreading.

Panicles loose, 10-25 cm; corolla tube slightly funnelform.

staminodes 1-3, seldom absent, adnate to adaxial side of corolla tube.

style ca. 8 mm, reaching mouth of corolla tube.

Scapes 7-18(-35) cm, longer than leaf rosette; pin flower style exserted from corolla tube.

staminodes 2 or 3, adnate to adaxial side of corolla tube.

Corolla red, 7-9 mm, ca. as long as calyx lobes; filaments inserted ca. 2. 5 mm above base of corolla tube.

Stamens inserted at apical part of corolla tube, 1 or 2 (or 3) with fertile anthers, 2 or 3 with sterile nonfunctional anthers.

Calyx 5--7 mm; corolla tube 7--8 mm, galea not crested, middle lobe of lower lip not hoodlike.

Umbels with simple bracts only; corolla tube 0. 7-1(-1. 2) cm, puberulent inside.

Basal part of filaments united into a tube as long as corolla tube, distal part free, exserted;

Corolla tube longer than calyx but less than 2 X as long;

Corolla tube slightly shorter than calyx or rarely exserted, not hairy annulate inside, dilated, obliquely campanulate at throat;

Stamens 4, distinctly didynamous, inserted on basal part of corolla tube, usually included, sometimes slightly exserted;

throat constricted, appendages attached at middle of corolla tube;

Stamens 4, didynamous, somewhat exserted or included, inserted at base of corolla tube; filaments glabrous;

Filaments extremely short, inserted above middle of corolla tube;

Thrum flowers: stamens inserted slightly below middle of corolla tube;

Stamens inserted at throat of corolla tube just below sinus between corolla lobes;

Corolla tube slender, apex usually incurved at a right angle;

Stamens inserted in distal end of corolla tube;

Staminal tube to 4 cm, slightly exserted, base adnate to corolla tube, apical margin with linearly lacerate teeth;

Corolla tube usually exserted from calyx, slender, wider at throat;

Stamens inserted above middle of corolla tube to nearly at mouth, included;

Stamens inserted and included in widened part of corolla tube;

Stamens inserted near base of corolla tube, glabrous or pubescent;

Thrum flowers: stamens slightly above middle of corolla tube;

Stamens included, inserted just below middle of corolla tube;

Stamens inserted at base of corolla tube, alternate with corona lobes;

Stamens included, inserted above middle of corolla tube;

Stamens included, inserted below middle of corolla tube;

Stamens inserted high in corolla tube, included or exserted;

Stamens included, inserted near or above middle of corolla tube;

Pin flowers: stamens slightly below middle of corolla tube;

Stamens inserted in distal narrow part of corolla tube;

Stamens inserted at basal part of corolla tube, equal;

Staminal tube cylindric, base adnate with corolla tube, apex distinct, margin 10-lobed;

Stamens included, inserted at or above middle of corolla tube;

Thrum flowers: corolla tube ca. 9 mm, abruptly expanded at insertion of stamens (near annulus);

Pin flowers: corolla tube slightly longer than calyx;

Stamens included, inserted at middle of corolla tube;

Stamens 2, adnate to adaxial side of corolla tube near middle, rarely near corolla base, included;

Stamens 4, fertile, didynamous, inserted at middle of corolla tube, included;

Corolla tube exserted, saccate-swollen in front at middle, puberulent annulate, 2-lipped;

Corolla tube elongated, exserted, slender, dilated at throat, 2-lipped;

posterior 2 hairy at base, inserted at base of corolla tube, somewhat shorter than corolla limb;

Pin flowers: stamens inserted at middle of corolla tube;

Thrum flowers: stamens toward apex of corolla tube;

Stamens included, adnate to middle of corolla tube;

Stamens included, inserted at base of corolla tube;

Stamens inserted at basal part of corolla tube;

Corolla tube slightly bent distally;

Stamens 2, adnate to abaxial side of corolla tube near base or rarely above middle, included;

Stamens 2, adnate to abaxial side of corolla tube near middle, seldom to near base, included;

Stamens inserted at middle of corolla tube, equal;

Ovary ovoid. Style reaching mouth of corolla tube;

Stamens 5, inserted on corolla tube or rarely at throat, included or rarely exserted;

filaments inserted near base of corolla tube;

Stamens inserted in widening of corolla tube;

Corolla tube narrow, glabrous inside, base with long slender spur, limb 2-lipped;

Pin flowers: stamens near middle of corolla tube;

Thrum flowers with stamens at middle of corolla tube;

Stamens 2, adnate to abaxial side of corolla tube near mouth, slightly exserted;

Stamens inserted at middle of corolla tube or at throat;

Stamens 4, adnate to corolla tube near base, rarely to or above middle, included;

Stamens 2, adnate to abaxial side of corolla tube near or above middle, included;

Pin flowers: stamens at middle of corolla tube;

Pin flowers: stamens near base of corolla tube;

Stamens 2, adnate to abaxial side of corolla tube below middle, included;

Stamens 2, adnate to abaxial side of corolla tube above middle, exserted;

Stamens 2, adnate to adaxial side of corolla tube above middle, included;

Stamens 2, adnate to above middle of abaxial side of corolla tube, included;

Stamens 4, adnate to corolla tube near base or rarely near middle, included;

Stamens inserted at mouth or corolla tube;

Stamens 2, adnate to abaxial side of corolla tube near middle, included;

style ca. 1 cm. Thrum flowers: corolla tube slightly longer than calyx;

Stamens 2, inserted at mouth of corolla tube, included or exserted;

Stamens 2, adnate to abaxial side of corolla tube near base, included;

corolla tube decurved at middle;

corolla tube not saccate or spurred at base;

Stamens 4, adnate to corolla tube near base or near middle, included;

Pin flowers: corolla tube ca. as long as to slightly longer than calyx;

Stamens 4, didynamous, inserted at base of corolla tube;

Pin flowers: corolla tube ca. as long as calyx;

Stamens 4, equal, inserted near middle of corolla tube;

lobes obliquely obovate, 6-7 mm. Stamens included, inserted near base of corolla tube;

Stamens 4, adnate to corolla tube near base, included;

Stamens inserted near base of corolla tube, 8-10 mm, sparsely pubescent below middle;

stamens 10, as long as corolla tube, filaments lower half white pubescent, anthers ca. 12 mm;

Stamens 4, subequal or anterior 2 longer, inserted on apical half of corolla tube;

Pin flowers: stamens ca. 5 mm above base of corolla tube;

Pin flowers: stamens ca. 4 mm above base of corolla tube;

Pin flowers: corolla tube 8--10 mm, gradually expanded upward;

Stamens 5, inserted at base of corolla tube;

Corolla tube dilated at throat, limb 2-lipped, upper lip short 3-lobed;

Thrum flowers: stamens inserted 7--8 mm above base of corolla tube;

style ca. 9 mm. Thrum flowers: stamens ca. 9 mm above base of corolla tube;

stamens ca. 3 mm below mouth of corolla tube;

limb ca. 2. 5 cm wide Pin flowers: stamens below middle of corolla tube;

Pin flowers: corolla tube 7--8 mm, slightly longer than calyx;

Corolla tube ca. 2 cm, villous at throat;

Stamens 4 and didynamous or 5, inserted high in corolla tube;

Stamens 2(-4), mostly attached to upper half of corolla tube;

Thrum flowers: corolla tube ca. 1 cm;

Thrum flowers: stamens 7--8 mm above base of corolla tube;

Corolla tube ca. 8 cm, slender;

Pin flowers: stamens 3--4 mm above base of corolla tube;

Stamens 2 or 4, adnate to corolla tube near middle, if 2 on abaxial side, included;

style ca. 1 cm. Thrum flowers: stamens ca. 8. 5 mm above base of corolla tube;

style ca. 5 mm. Thrum flowers: stamens ca. 5. 5 mm above base of corolla tube;

style 8--9 mm. Thrum flowers: stamens ca. 1 cm above base of corolla tube;

style ca. 5 mm. Thrum flowers: stamens 6--8 mm above base of corolla tube;

Corolla tube ca. 1. 2 cm, throat villous;

Thrum flowers: corolla tube ca. 1. 7 cm;

Filaments 5-7 mm, not decurrent, base slightly expanded, densely villous, inserted 2. 5-3 mm above base of corolla tube;

Pin flowers: corolla tube 9--10 mm;

Pin flowers: corolla tube ca. 1. 1 cm;

Pin flowers: corolla tube ca. 1. 2 cm;

Pin flowers: corolla tube 8--9 mm;

Pin flowers: corolla tube 6--7 mm;

style ca. 5 mm. Thrum flowers: corolla tube 9--10 mm;

Filaments subulate, 4-4. 5 mm, pubescent at base, inserted 5-6 mm above base of corolla tube;