weak, unable to support anthers; anthers with 2 pollen-sacs, extrorse, occasionally latrorse, usually dehiscing longitudinally [rarely apically]; ovary inferior
15 KB (556 words) - 06:04, 30 July 2020
and costae lacking gland-tipped hairs or bulblets; axils of pinnae with occasional multicellular, gland-tipped hairs. Pinnae usually perpendicular to rachis
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oblong-rhomboidal, 20–30 × 10–12 µm. Specialized asexual reproduction by occasional short brood branches in distal leaf-axils. Sexual condition dioicous;
6 KB (530 words) - 07:34, 30 July 2020
subject to periodic inundation, wet meadows, springs and lake margins, occasional in open tundra, beach ridges and roadside banks, low elevations Generated
4 KB (698 words) - 06:45, 30 July 2020
near apex to more than 20 µm at base, concave surface eporose except for occasional large round pores in proximal side regions. Sexual condition unknown.
4 KB (609 words) - 06:44, 30 July 2020
inflorescence leaflike, broadly attenuate, scabrous. Spikelets bisexual (an occasional terminal staminate spikelet), few flowered, 3–5 mm; staminate scales lanceolate
7 KB (515 words) - 01:45, 30 July 2020
4–35 cm; blade strongly keeled, ± glaucous. Scape self-supporting, with occasional bends, 30–80 (–90) cm, ± scabrous. Inflorescences racemose, very dense
6 KB (441 words) - 06:02, 30 July 2020
2-3×-parted, ultimate segments elliptic to linear, margins entire or with occasional teeth, apex obtuse to acuminate. Flowers: receptacle hispid; sepals spreading
5 KB (491 words) - 08:42, 30 July 2020
width, 1–2: 1, papillae 1–2 per lumen. Specialized asexual reproduction occasional, by elliptic gemmae. KOH laminal color reaction negative, yellow or black
4 KB (722 words) - 07:11, 30 July 2020
polygamodioecious, rarely dioecious, lanate to tomentose, floccose, or glabrous occasionally sericeous; taproot woody. Stems prostrate to erect, with persistent leaf-bases
24 KB (947 words) - 10:41, 30 July 2020
Rumex and Platypodium) or dioecious (subg. Acetosa and Acetosella), occasionally polygamomonoecious, with taproots and usually short caudex, or sometimes
41 KB (1,085 words) - 10:05, 30 July 2020
1963, 1963b, 1964). Most species are diploid (2n = 14) but there are occasional tetraploids (2n = 28); floating translocations are relatively common (Raven
10 KB (787 words) - 21:04, 7 June 2022
3, occasionally 2 or 5, distinct or sometimes connate proximally; stigmas 3, occasionally 2 or 5. Fruits capsules, opening by 3 or 5, occasionally 4 valves;
9 KB (538 words) - 10:03, 30 July 2020
usually open; auricles usually absent; abaxial ligules usually absent, occasionally present as a line of hairs; adaxial ligules membranous, sometimes also
17 KB (1,292 words) - 03:56, 30 July 2020
Treatment appears in FNA Volume 22. Treatment on page 211. Herbs, perennial, occasionally annual, usually rhizomatous, orsometimes cespitose. Culms round or flat
6 KB (223 words) - 00:53, 30 July 2020
present when costa ends before apex, stereid band 1, well developed or occasionally greatly reduced, guide cells present or absent, adaxial supracostal cells
20 KB (757 words) - 07:35, 30 July 2020
serrate, serrulate, or entire; apex gradually tapered or acuminate, occasionally piliferous from rounded-cucullate base; costa to (20–) 40–100% leaf length
28 KB (900 words) - 07:47, 30 July 2020
bilaterally or radially symmetric; sepals 3, sepaloid [occasionally petaloid], distinct or occasionally connate, usually subequal; petals 3, deliquescent,
10 KB (456 words) - 00:54, 30 July 2020
Fruits capsules, or rarely utricles (Scleranthus), opening by (2–) 3–6, occasionally 8 or 10 valves or (3 or) 6–10 teeth; carpophore present or often absent
11 KB (765 words) - 10:56, 30 July 2020
sepals usually imbricate, 3-6 (-20), distinct, often petaloid and colored, occasionally spurred; petals 0-26, distinct (connate in Consolida), plane, cupshaped
13 KB (392 words) - 08:32, 30 July 2020