paniclelike, or capitate; tepals 4 or 15, connate 1/ 2/ 3 their length (less than 5 their length in P. wallichii); stamens 5-8 Persicaria 16 Inflorescences
10 KB (665 words) - 23:07, 5 November 2020
lanceoloid or ovoid, terete to weakly 4-angled dehiscent nearly throughout their length; sessile. Seeds numerous, in (1 or) 2 rows per locule, prismatic and angled
6 KB (530 words) - 11:31, 9 May 2022
petals lobed or not. > 4 3 Petal length 2 times width, lobes ± equal or middle lobe wider. Clarkia concinna 3 Petal length equal to width, middle lobe longer
15 KB (533 words) - 17:51, 2 December 2022
recurved, 1-year old very dark, usually slender, 1–5 cm. Leaves: petiole length (0–)10–40(–60)% blade, pubescent (young), sessile-glandular (young); blade
16 KB (866 words) - 23:53, 5 November 2020
glabrous or pubescent, basal branching extravaginal. Sheaths open the entire length or fused at the base; auricles absent; ligules membranous, often erose to
9 KB (681 words) - 17:21, 11 May 2021
flowers, subtended by triangular bract. Flowers: sepals connate for most of length, usually mixture of brown, purple, or yellow, externally glabrous, inner
7 KB (446 words) - 22:50, 5 November 2020
elements present. Rhizophores borne on upperside of stems, throughout stem length or confined to base of stem. Leaves monomorphic, tightly appressed and spirally
15 KB (584 words) - 21:21, 5 November 2020
compound starch grains, rarely with simple starch grains; embryos to 1/3 the length of the caryopses; epiblasts usually present; scutellar cleft usually present;
5 KB (466 words) - 17:22, 11 May 2021
peltate. Fruits baccate or drupaceous [capsular]. Seeds not arillate; embryo length 1/3+ times seed, cotyledons large. Introduced; Fla., Mexico, West Indies
3 KB (197 words) - 23:19, 5 November 2020
stamens: filaments 5 long and 5 short, alternating with one another, or equal length. x = (5–)7(–12). North America, Mexico, West Indies, Central America, South
21 KB (920 words) - 20:17, 5 November 2020
dense mats. Petiole short, threadlike to wiry, often winged part or entire length. Blade ovate or oblong to lanceolate, simple to decompound, usually 1 cell
5 KB (452 words) - 21:24, 5 November 2020
compressed. Sheaths usually closed for 1/2-7/8 their length, sometimes only 1/20 – 1/10 their length, terete to distinctly compressed, smooth or scabrous;
4 KB (501 words) - 17:25, 11 May 2021
tube 7–14 mm, length 1–2 times calyx, glandular or eglandular, limb to 10–25 mm diam., lobes 5–10 mm, apex emarginate. Capsules ovoid, length 1 times calyx
5 KB (410 words) - 18:16, 6 November 2020
used to contrast with involute or revolute margins. In this treatment, the length of the corolla lobes and tube is measured from the point of contact in the
74 KB (2,673 words) - 15:17, 5 February 2024
perforate, cilia usually appendiculate, to variously reduced in number or length or sometimes absent. Calyptra fugacious, cucullate, small, smooth. Spores
12 KB (818 words) - 22:34, 5 November 2020
herbaceous at maturity, 1/2 as long as to nearly equaling the upper lemmas in length, 3-9-veined; lower florets staminate or sterile; lower lemmas membranous
12 KB (662 words) - 12:46, 5 June 2023
branching above the base; internodes hollow. Sheaths closed for their whole length or almost so; collars without tufts of hair on the sides; auricles sometimes
7 KB (664 words) - 17:25, 11 May 2021
acuminate; ecostate, costa double and short, or single, faint, 1/4–1/2 leaf length, sometimes unevenly 2-fid distally; laminal cells smooth or mammillose abaxially
3 KB (293 words) - 22:37, 5 November 2020
extravaginal. Culms 15-125 cm. Sheaths closed from(1/3)1/2 their length to their entire length, terete to compressed, distal sheaths shorter or longer than
3 KB (387 words) - 17:25, 11 May 2021
sterile florets below the sexual floret, these no more than 1/2 (9/10) the length of the fertile floret; unisexual spikelets in the same or different panicles;
5 KB (428 words) - 17:23, 11 May 2021