herb with cordate leaves and filiform pedicels that are nearly the same length as the leaves; no vouchers have been found; if it was present, it can be
11 KB (632 words) - 23:22, 5 November 2020
upper florets bisexual, lemmas hyaline, bilobed or bifid to 7/8 of their length (rarely entire), awned from the sinuses; anthers 3. Pedicels free of the
9 KB (671 words) - 18:57, 11 May 2021
calculated as follows: measure length of lobe from apex to a line connecting bases of sinuses; and measure total length of blade from leaf apex to summit
16 KB (1,220 words) - 20:37, 6 November 2020
the shorter diameter) are called scales, regardless of relative overall lengths and widths of the elements. As used here, “subulate scale” and “setiform
270 KB (5,940 words) - 20:46, 31 January 2022
more or less evenly distributed, glabrous; sheaths open for most of their length, uppermost sheaths often somewhat inflated; auricles absent; ligules hyaline
10 KB (769 words) - 17:21, 11 May 2021
anthers 1/4 to equal filament length Juncus mertensianus 20 Tepals light green, or light pink to white; anthers 2–3 times length of filaments Juncus chlorocephalus
11 KB (266 words) - 15:17, 4 October 2022
broadly pyriform or urceolate, 1–6[–10] mm, neck sometimes 1+ times urn length; exothecial cells near mouth in 1–3+ rows, medial cell walls straight or
12 KB (577 words) - 22:35, 5 November 2020
serrulate distally; apex obtuse to long-acuminate; costa single, 1/3–3/4 leaf length, or rarely ecostate; alar cells differentiated, quadrate, rectangular, or
5 KB (474 words) - 22:37, 5 November 2020
proximal and middle perigyinia separated by internodes less than 1/10 their length, yellow-brown to brown, strongly veined on faces, slightly stipitate, obovoid
6 KB (471 words) - 21:44, 5 November 2020
subentire; apex gradually tapered or acuminate; costa to (20–)40–80% leaf length, thin or thick distally, terminal spine present or sometimes absent; alar
6 KB (435 words) - 22:37, 5 November 2020
15 Filaments exceeding anthers in length. Sagittaria cristata 15 Filaments shorter than or equaling anthers in length. > 16 16 Blades of emersed leaves
9 KB (447 words) - 21:31, 5 November 2020
ending before mid leaf, often single and slender or stout to 1/2–3/4 leaf length, occasionally double and long, rarely percurrent, terminal abaxial spine
11 KB (609 words) - 22:35, 5 November 2020
monomorphic (dimorphic in P. acrostichoides), evergreen. Petiole 1/9–1 times length of blade, bases swollen or not; vascular bundles more than 3, arranged in
10 KB (804 words) - 21:22, 5 November 2020
purple, ± fine to slender or moderately thick, 1.5–5 cm. Leaves: petiole length (28–)50–100% blade, glabrous, usually glandular, sometimes eglandular; blade
7 KB (628 words) - 00:00, 6 November 2020
fibrous, twisted, dry, thin threadlike segments apparent nearly entire length; buds minute. Stems 1(-3) per root, unbranched, elongation delayed 4-10
6 KB (294 words) - 22:46, 5 November 2020
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
adaxial clefts 4–14 mm, 33–50% of calyx length, deeper than laterals, lateral 2.5–8 mm, 12–50% of calyx length; lobes lanceolate-acuminate, narrowly oblong
5 KB (507 words) - 19:13, 6 November 2020
abaxial and adaxial clefts 5–9 mm, 33–50(–67)% of calyx length, lateral 2–5.5 mm, 20–40% of calyx length; lobes linear or narrowly lanceolate to oblong or ±
5 KB (476 words) - 19:18, 6 November 2020
[absent]; pistil 3(–4)-carpellate; styles 3(–4), distinct or connate to 1/2 length, 2-fid [rarely unbranched]. Fruits capsules or drupes. Seeds 2 per locule
12 KB (802 words) - 20:13, 5 November 2020