the branch axes beneath the sessile florets, the dispersal unit being a sessile floret, the internode to the next sessile floret, the pedicel, and the
26 KB (2,165 words) - 18:57, 11 May 2021
presence of such glandular hairs, whether sessile or in depressions or pits (as appropriate, “in pits” or “sessile” may be added for clarification). Inflorescences
270 KB (5,940 words) - 20:46, 31 January 2022
sometimes distichous (Malvoideae), usually petiolate, sometimes subsessile or sessile (Malvoideae), stipulate (usually well developed), simple (compound in Abelmoschus);
8 KB (848 words) - 17:34, 9 December 2022
stipulelike glands at base of petioles and pedicels]; petiolate, sessile, or subsessile (sessile auriculate or not, sometimes amplexicaul); blade margins entire
95 KB (3,708 words) - 23:32, 5 November 2020
subshrubs; eglandular. Trichomes usually short-stalked, subsessile, or sessile, sometimes long-stalked, stellate, scalelike, subdendritic, or forked, sometimes
2 KB (204 words) - 23:37, 5 November 2020
biennials, or perennials [subshrubs]; eglandular. Trichomes stalked or sessile, usually stellate, dendritic, cruciform, or forked, sometimes mixed with
2 KB (193 words) - 23:32, 5 November 2020
opposite, sometimes mostly whorled or alternate; usually petiolate, sometimes sessile; margins entire or dentate to pinnatifid or palmatifid (faces often gland-dotted)
24 KB (1,707 words) - 21:07, 5 November 2020
Perennials or, rarely, biennials; eglandular. Trichomes often short-stalked, sessile, or subsessile, usually forked or dendritic, rarely malpighiaceous, sometimes
2 KB (201 words) - 23:34, 5 November 2020
basal, or basal and cauline; opposite, alternate, or both; petiolate or sessile; blades cordate, deltate, elliptic, lanceolate, linear, rhombic, orbiculate
16 KB (613 words) - 21:10, 5 November 2020
rarely whorled, connate proximally, petiolate (basal leaves) or often sessile, not stipulate; blade linear or subulate to ovate, not succulent or rarely
5 KB (588 words) - 23:10, 5 November 2020
umbels, panicles, or spikes, or flowers solitary, flowers pedicellate or sessile. Flowers bisexual, sometimes unisexual, inconspicuous or showy, radially
10 KB (507 words) - 22:48, 5 November 2020
opposite, sometimes whorled or alternate; usually petiolate, sometimes sessile; blade margins entire, toothed, lobed, or dissected. Heads homogamous (usually
13 KB (623 words) - 21:08, 5 November 2020
short-stipitate- to stipitate-glandular > 34 33 Petioles sessile-glandular; bracteole margins usually sessile-glandular to short-stipitate-glandular, except stipitate-glandular
25 KB (651 words) - 00:00, 6 November 2020
dendritic [subdendritic], sometimes absent. Cauline leaves petiolate or sessile; blade base auriculate or not, margins entire, dentate, or pinnately lobed
2 KB (232 words) - 23:30, 5 November 2020
variously lobed or parted, or compound, all petiolate or distal leaves sessile; cauline leaves alternate (rarely a distal pair opposite in Ranunculus sect
12 KB (580 words) - 22:49, 5 November 2020
Leaves: basal usually withering by flowering, usually petiolate, sometimes sessile or subsessile, blades 1-nerved, spatulate to oblanceolate, elliptic, or
3 KB (333 words) - 20:58, 5 November 2020
members of each unit usually with pedicels of different lengths or 1 spikelet sessile. Glumes usually 2, equal or unequal, shorter or longer than the adjacent
10 KB (1,081 words) - 18:55, 11 May 2021
alternate to opposite or whorled, simple, without stipules, petiolate or sessile; blade unlobed or with 1-3 odd-pinnate, subpalmate, or palmate orders of
9 KB (699 words) - 22:47, 5 November 2020
spike of unisexual, apetalous, sessile flowers, each subtended by a floral bract), and a peduncle. A catkin may be sessile on a branch or borne on a relatively
32 KB (4,205 words) - 23:31, 5 November 2020
absent); involucel bracteoles absent. Pedicels present or rarely flowers sessile. Flowers bisexual or seldom unisexual, sometimes inconspicuous; perianth
6 KB (634 words) - 23:15, 5 November 2020
or sometimes opposite or whorled, either convolute or duplicate, simple, sessile or petiolate; stipules absent; blade articulate or not, plicate or conduplicate
37 KB (2,535 words) - 22:11, 5 November 2020
or simple. Cauline leaves (rarely absent), usually petiolate, sometimes sessile; blade (simple or compound), base auriculate or not, margins entire or dentate
2 KB (206 words) - 23:35, 5 November 2020
solitary in areoles (rarely several), radially symmetric (rarely bilateral), sessile, broadly salverform, urceolate, funnelform, or long tubular; flower tube
5 KB (662 words) - 22:57, 5 November 2020
petiolate or sessile; basal usually rosulate, petiolate, blade margins usually entire, sometimes repand to pinnatifid; cauline petiolate or sessile, blade margins
34 KB (1,355 words) - 20:43, 12 April 2023
at least 1 spikelet in each group usually sessile; pedicels shorter or only a little longer than the sessile spikelets (FNA 25:602) Andropogoneae 4 Spikelets
28 KB (1,872 words) - 17:21, 11 May 2021
Krapovickasia, Malvella, Meximalva, and some species of Sida, subsessile or sessile in some Herissantia, Horsfordia, Sida, Sidastrum, and Sphaeralcea; blade
17 KB (551 words) - 16:48, 12 February 2024
caducous, relatively small, or absent (tribes Epilobieae and Onagreae); sessile or subsessile to petiolate; blade margins usually entire, toothed, or pinnately
12 KB (806 words) - 17:42, 2 December 2022
proximal, sometimes distal, petioles often ± winged, clasping, ciliate) or sessile; blades (often purplish abaxially, 1, sometimes to 3-nerved) cordate to
57 KB (1,333 words) - 20:35, 6 November 2020
non-Kranz. Inflorescences usually spikes or spikelike racemes, with 1-5 sessile or subsessile spikelets per node, occasionally panicles, sometimes with
14 KB (1,219 words) - 17:23, 11 May 2021
opposite, or opposite (proximal) and alternate, or alternate; petiolate or sessile; blades usually 3-nerved (1-nerved in H. eggertii, H. smithii, and H. maximiliani)
28 KB (884 words) - 21:11, 5 November 2020
pubescent, with spikelets in heterogamous sessile-pedicellate pairs (the terminal spikelets sometimes in triplets of 1 sessile and 2 pedicellate spikelets), apices
11 KB (573 words) - 18:57, 11 May 2021
persistent or tardily deciduous, alternate, partially opposite, or opposite, sessile or petiolate; blade entire, serrate, or lobed, with venation either of Kranz-type
42 KB (793 words) - 22:59, 5 November 2020
sometimes appearing whorled, bases connate or not, sometimes petiolate or often sessile, stipulate; stipules ovate or deltate to lanceolate or bristlelike, scarious;
4 KB (396 words) - 23:07, 5 November 2020
plants in whorl of 3, uniformly green or mottled, foliaceous, petiolate or sessile, venation palmate-reticulate, with 3–5 major veins, ovate or obovate to
25 KB (865 words) - 22:18, 5 November 2020
immediately subtending calyx occasionally present. Pedicels present, or flowers sessile. Flowers bisexual or occasionally unisexual, radially symmetric; perianth
22 KB (1,113 words) - 23:09, 5 November 2020
from elongate rhizomes. Leaves cauline, opposite, simple or compound, sessile or petiolate. Leaf blade undivided or 1-3-pinnately or -ternately compound;
6 KB (533 words) - 22:49, 5 November 2020
flowers each subtended by 2, opposed bracts. Flowers usually pedicellate [± sessile]; perianth actinomorphic or zygomorphic, petaloid, with 2 equal or unequal
10 KB (643 words) - 22:16, 5 November 2020
simple; ovules 8-20 per pistil; style present. Fruits follicles, aggregate, sessile, ± curved-cylindric, sides prominently veined or not; beak terminal, straight
5 KB (569 words) - 22:49, 5 November 2020
mostly basal; alternate [opposite, whorled]; usually petiolate, sometimes sessile; margins entire or dentate to pinnatifid (often gland-dotted, especially
74 KB (1,788 words) - 20:57, 5 November 2020
usually alternate, occasionally opposite, lacking stipules, petiolate or sessile, sometimes reduced to small scales, or fleshy; blade linear to broadly triangulate
14 KB (879 words) - 22:58, 5 November 2020
petiolate or sessile; basal rosulate or not, petiolate or sessile, blade margins entire or dentate to lyrate-pinnatifid; cauline usually sessile, rarely petiolate
18 KB (725 words) - 23:30, 5 November 2020
radially or bilaterally symmetric (flower curved and/or the ovary flattened), sessile, rotate, cup-shaped, or salverform; flower tube epigynous, short adnate
5 KB (602 words) - 22:57, 5 November 2020
(leaflets petiolulate, subsessile, or sessile); cauline (usually alternate, rarely opposite or whorled) petiolate or sessile, blade (base cuneate, attenuate
17 KB (925 words) - 23:35, 5 November 2020
[shrubs]; eglandular. Trichomes absent or simple. Cauline leaves petiolate or sessile; blade base auriculate or not, margins entire, dentate, serrate, or pinnately
3 KB (242 words) - 23:35, 5 November 2020
present before flowering, often absent later, alternate; stipules absent; sessile or petiolate; blade margins toothed to pinnatifid, often irregularly so
18 KB (1,909 words) - 17:56, 2 December 2022
or occasionally whorled, connate proximally, petiolate (basal leaves) or sessile (most cauline leaves); blade 1–5-veined, linear to obovate or spatulate
29 KB (1,186 words) - 00:23, 15 November 2022
estipulate, sometimes stipulate (Tuberaria), stipules caducous, petiolate or sessile; blade 1- or 3- [5-]veined from base, not lobed, sometimes scalelike, margins
5 KB (404 words) - 23:23, 5 November 2020
Trillium petiolatum, Trillium recurvatum, Trillium reliquum, Trillium sessile, Trillium stamineum, Trillium underwoodii, Trillium viride, Trillium viridescens
2 KB (202 words) - 22:12, 5 November 2020
can be stalked or sessile. Glandularity is not always obvious; glands are sometimes hidden by other hairs or can be very small. Sessile glands can be less
28 KB (2,139 words) - 22:34, 14 December 2021
cauline, sometimes cauline absent; petiolate or sessile; basal usually rosulate, usually petiolate, rarely sessile, blade margins usually entire or toothed,
78 KB (1,810 words) - 23:33, 5 November 2020
low to tall. Leaves with Kranz anatomy, usually alternate, petiolate or sessile; blade variously shaped, margin entire, hastately lobed, or variously dentate
4 KB (412 words) - 23:00, 5 November 2020
slits; pollen ejected explosively; pistillode 1. Pistillate flowers usually sessile; tepals 2-4, hypogynous, greenish or reddish, distinct or connate; staminodes
7 KB (600 words) - 22:53, 14 January 2021
shrubs]; eglandular. Trichomes simple or absent. Cauline leaves petiolate or sessile; blade base auriculate or not, margins usually entire, dentate, or pinnately
2 KB (160 words) - 23:37, 5 November 2020
unbranched to sparsely branched. Leaves cauline, alternate; stipules absent; sessile or petiolate, petiole usually shorter than blade; blade margins entire or
15 KB (533 words) - 17:51, 2 December 2022
basal and/or cauline; usually alternate, rarely opposite; petiolate or sessile (bases often decurrent onto stems); blade margins usually entire, rarely
21 KB (1,721 words) - 20:53, 5 November 2020
shrubs, 2–45(–75) cm. Leaves cauline; opposite or alternate; petiolate or sessile; blades mostly deltate to ovate or lanceolate overall, sometimes cordate
4 KB (315 words) - 21:14, 5 November 2020
basal (persistent or not by flowering) and cauline; petiolate (proximal) or sessile (proximal and distal, latter sometimes subpetiolate); proximal blades sometimes
13 KB (793 words) - 20:33, 8 December 2021
simple), not jointed, not armed, not fleshy. Leaves alternate, petiolate or sessile, not fleshy; blade linear, oblong, lanceolate, ovate, triangular, trullate
15 KB (502 words) - 22:58, 5 November 2020
polygamodioecious; involucres (except 1 at fork of node in some) typically sessile, or if pedunculate throughout then leaves neither roundish and plants from
13 KB (1,373 words) - 21:23, 9 February 2021
Leaves deciduous to persistent, vestigial or absent, spirally alternate, sessile (petiolate to subsessile in Pereskia and several genera outside the flora)
32 KB (1,968 words) - 20:34, 6 November 2020
septate or not septate. Leaves basal, submersed, floating, or emersed, sessile or petiolate, sheathing proximally; blade with translucent markings of dots
5 KB (384 words) - 21:31, 5 November 2020
dendroid]. Leaves opposite [alternate or whorled], simple, estipulate, sessile, subsessile, pseudopetiolate, or petiolate; blade with pellucid glands and/or
6 KB (558 words) - 23:19, 5 November 2020
Trichomes stalked or sessile, stellate, dendritic, or forked, sometimes mixed with simple ones. Cauline leaves usually sessile, rarely petiolate or subsessile;
2 KB (228 words) - 23:35, 5 November 2020
bisexual and unisexual, or unisexual only, usually pedicellate, occasionally sessile; perianth actinomorphic or zygomorphic, often very showy; tepals 6, distinct
39 KB (3,176 words) - 22:13, 5 November 2020
twisted so as to appear 1- or 2-ranked, or fascicled, linear to needlelike, sessile to short-petiolate; foliage leaves either borne singly (spirally) on long
9 KB (768 words) - 21:21, 5 November 2020
simple, annual or long-lived, in terminal rosettes or occasionally cauline, sessile or occasionally pseudo-petiolate; blade linear, lanceolate, oblanceolate
8 KB (739 words) - 22:17, 5 November 2020
(often crowded, axillary leaf fascicles sometimes present); petiolate or sessile; blades (green to grayish; midnerves obscure to prominent, sometimes with
19 KB (930 words) - 21:05, 5 November 2020
unisexual, staminate and pistillate usually on same plant, sessile or pedicellate (sometimes sessile in pistillate flowers of Myriophyllum); perianth and androecium
5 KB (511 words) - 11:31, 9 May 2022
2–12 or more years, terete or ± 2–3-angled and rounded on abaxial surface, sessile, sheathed at base by 12–15 overlapping scale leaves, these (at least firmer
26 KB (1,313 words) - 21:22, 5 November 2020
Perennials, 5–50(–90) cm, sericeous, tomentose, or glabrous, sometimes sessile- or stipitate-glandular (taproots woody, caudices often short, branched)
9 KB (600 words) - 21:06, 5 November 2020
usually scarious; involucel bracteoles absent. Pedicels present or flowers sessile. Flowers bisexual or sometimes unisexual (the plant then dioecious or polygamodioecious);
4 KB (444 words) - 23:11, 5 November 2020
usually basal and cauline (basal absent in L. fremontii); petiolate or sessile; basal rosulate or not, petiolate (or petiole undifferentiated from blade)
23 KB (1,130 words) - 23:37, 5 November 2020
convolute, tubular, sheathing stem and young inflorescences. Submersed leaves sessile or petiolate; stipules either free from or adnate to base of leaf blade
18 KB (1,124 words) - 21:31, 5 November 2020
petiolate or sessile; basal rosulate or not, petiolate, blade margins usually entire or dentate, rarely lyrate-pinnatifid; cauline usually sessile, rarely shortly
68 KB (1,988 words) - 23:34, 5 November 2020
subshrubs [shrubs]; eglandular. Trichomes sessile, stellate or malpighiaceous. Cauline leaves petiolate or sessile; blade base not auriculate, margins entire
2 KB (167 words) - 23:36, 5 November 2020
Leaves cauline; mostly opposite (distal sometimes alternate); petiolate or sessile; blades mostly lanceolate to oblanceolate overall, usually 1–3-pinnately
7 KB (462 words) - 20:35, 6 November 2020
petiolate; cauline alternate, proximal leaves petiolate, distal subsessile or sessile, sometimes clasping (in P. somniferum); blade unlobed or 1-3× pinnately
8 KB (560 words) - 22:49, 5 November 2020
woolly-tomentose, sometimes stipitate- or sessile-glandular). Leaves basal and cauline or mostly cauline; alternate; usually sessile; blades mostly narrowly lanceolate
13 KB (487 words) - 20:54, 5 November 2020
other genera]), simple or compound, stipulate [estipulate], petiolate or sessile; blade unlobed or lobed. Inflorescences 1(–4)[–5]-flowered, axillary from
8 KB (963 words) - 23:19, 5 November 2020
or sessile, stellate, forked, dendritic, malpighiaceous, or simple, rarely absent. Cauline leaves (sometimes absent), usually petiolate or sessile, sometimes
2 KB (183 words) - 23:36, 5 November 2020
absent or minute, spheric. Trophophores ascending to perpendicular to stem, sessile or stalked; blades linear, oblong, or deltate, simple to 5-pinnate, 4–25
16 KB (461 words) - 20:36, 6 November 2020
Treatment on page 507. Trees and shrubs, deciduous. Winter buds stipitate or sessile, with either 2–3 valvate scales (stipules) or few to many imbricate scales
11 KB (1,145 words) - 22:52, 5 November 2020
inflorescence. Leaves of 2 types, sessile and petiolate; stipule marcescent, apex truncate, associated with petiolate leaves only; sessile leaves submersed or rarely
4 KB (359 words) - 22:10, 5 November 2020
shrubs, evergreen or deciduous, shrubs sometimes rhizomatous. Winter buds sessile, with few to many imbricate scales (2 valvate scales enclosing imbricate
8 KB (720 words) - 22:50, 5 November 2020
stipitate-glandular at least distally. Leaves: basal withering by flowering, usually sessile, sometimes subpetiolate, blades usually 3-nerved, spatulate or obovate to
5 KB (624 words) - 20:58, 5 November 2020
Leaves fleshy, sessile; blade linear to narrowly obovate, glabrous except in axils Blutaparon 13 Leaves not fleshy, petiolate or sessile; blade ovate to
8 KB (586 words) - 23:00, 5 November 2020
surface, peltate, water-absorbing. Inflorescences terminal or lateral, sessile to scapose, simple or compound; bracts usually present, conspicuous. Flowers
4 KB (354 words) - 21:31, 5 November 2020
abaxial surfaces sometimes glaucous, glabrous or pubescent, eglandular, sessile-, or stipitate-glandular, adaxial dull or lustrous, glabrous, rarely pubescent
15 KB (824 words) - 23:54, 5 November 2020
branched distally. Leaves basal and cauline; petiolate or sessile; basal rosulate, petiolate or sessile, blade margins usually entire or dentate to denticulate
10 KB (679 words) - 23:32, 5 November 2020
2-ranked; blade sessile or rarely petiolate [petiolate]. Inflorescences terminal or terminal and axillary, pairs of cymes, cymes sessile, umbel-like, contracted
14 KB (616 words) - 21:29, 5 November 2020
present; corms absent; tubers white to brown, smooth. Roots septate. Leaves sessile or petiolate; petiole terete to triangular; blade with translucent markings
9 KB (447 words) - 21:31, 5 November 2020
alternate, sometimes opposite or in whorls of 3–5[–6], ± alike, petiolate or sessile, not connate basally; blade linear to orbiculate or spatulate, terete, semiterete
17 KB (710 words) - 23:43, 5 November 2020
sometimes mostly basal; alternate [opposite]; usually petiolate, sometimes sessile; margins usually 1–3-palmately or -pinnately lobed (ultimate segments usually
18 KB (990 words) - 20:56, 5 November 2020
cm. Leaves basal, basal and cauline, or cauline; alternate; petiolate or sessile; blades mostly elliptic, filiform, lanceolate, linear, oblong, ovate, or
8 KB (488 words) - 21:07, 5 November 2020
(simple or branched). Leaves basal and/or cauline; alternate; petiolate or sessile (bases sometimes clasping); blades subpalmately to pinnately nerved, mostly
25 KB (1,128 words) - 20:59, 5 November 2020
(distal often alternate) or mostly alternate, rarely whorled; petiolate or sessile; blades (often 3- or 5-nerved) orbiculate or deltate to lanceolate or linear
6 KB (429 words) - 21:11, 5 November 2020
parted, margins entire or crenate, never serrate; cauline leaves sessile to nearly sessile or sometimes with much shorter petioles than basal leaves, blades
9 KB (342 words) - 22:45, 5 November 2020
cm. Leaves basal and cauline or mostly cauline; alternate; petiolate or sessile; blades mostly deltate, elliptic, lanceolate, linear, lyrate, oblanceolate
4 KB (390 words) - 21:14, 5 November 2020
inflorescences usually stiff, with terminal cupule and sometimes 1-several sessile, lateral cupules. Staminate flowers: sepals connate; stamens (2-)6(-12)
11 KB (1,303 words) - 22:52, 5 November 2020
us. Leaves cauline, alternate (opposite in P. humifusum), petiolate or sessile; ocrea with distal part persistent, often hyaline, white or silvery, 2-lobed
6 KB (649 words) - 23:08, 5 November 2020