265, 266, 286, 294, 306, 615. Plants acrocarpous or cladocarpous, small to large, usually olivaceous to blackish green, growing in rigid cushions, tufts,
13 KB (824 words) - 06:47, 30 July 2020
long-rectangular. Perichaetial leaves little different from cauline to distinctly larger and somewhat sheathing. Seta short, 0.3–0.4 mm. Capsule immersed to short-exserted
6 KB (403 words) - 06:59, 30 July 2020
sometimes semi-open; tepals ± monomorphic, outer tepals equaling or somewhat larger than inner, apices of outer tepals rounded; anthers whitish yellow. Achenes
13 KB (1,076 words) - 10:08, 30 July 2020
throats, lobes 5, deltate to lance-deltate or lanceolate (± equal [outer larger, e.g., some plants of Tridax]); anther thecae pale or slightly darkened;
10 KB (606 words) - 23:21, 29 July 2020
the calyptra sparsely ciliate to smooth. Spores minute and echinulate, or larger and finely papillose. Nearly worldwide Genera 22, species ca. 260 (9 genera
18 KB (1,106 words) - 06:45, 30 July 2020
petiolate (basal), sometimes sessile; blades (usually pinnately nerved, basal larger than cauline) ± deltate, elliptic-ovate, lanceolate, lance-elliptic, lance-linear
10 KB (638 words) - 23:06, 29 July 2020
"cone apex shape","cone position or structure subtype","larger vallecular canal arrangement","larger vallecular canal size","part fusion","reproductive stem
2 KB (237 words) - 00:23, 30 July 2020
perigonial and perichaetial leaves not much differentiated, outer leaves larger, inner leaves smaller than leaves of innovations. Seta usually single, straight
12 KB (668 words) - 07:35, 30 July 2020
autoicous or dioicous; perigonia lateral, gemmiform; perichaetia lateral, larger, inner leaves following fertilization, paraphyses elongating. Seta single
9 KB (385 words) - 07:56, 30 July 2020
acrocarpous, large. Stems stiff, erect, mostly unbranched, in cross-section with a cortical region of small, thick-walled cells, a parenchyma of larger, thin-walled
7 KB (298 words) - 06:46, 30 July 2020
adaxially); sepals deciduous, distinct, equal; petals unequal (adaxial pair larger); stamens 8–32; filaments inserted on gynophore, (unequal), glabrous; anthers
6 KB (350 words) - 12:06, 30 July 2020
ladder-fibrillose. In some wetland species, the sheaths are spongy with large air cavities between the cross veins. Upon drying, the collapse of these
80 KB (3,349 words) - 15:29, 15 December 2020
enclosed in short-shoots with small leaves (bracts). Perichaetial leaves often larger and more variable in shape than stem-leaves, sometimes broadly ovate to
8 KB (507 words) - 06:52, 30 July 2020
segments or lateral segments vestigial or absent, median segment equaling or larger than lateral segments; stamens (4–) 5 (–6), distinct distal to corolla-tube;
13 KB (783 words) - 13:04, 30 July 2020
presented a multivariate analysis of the single species, H. oregona. The large sect. Phyllotheca (Nuttall) V. L. Harms has monomorphic cypselae in radiate
25 KB (1,511 words) - 21:54, 29 July 2020
perforate], elliptic to obovate or spatulate, occasionally sagittate-cordate, larger than 1.5 cm; venation parallel or pinnate or palmate-netted. Inflorescences
14 KB (1,075 words) - 00:56, 30 July 2020
venation reticulate, without included veinlets; distal leaves fertile, larger than sterile leaves; segments revolute, covering sporangia. Sporangia abaxial
4 KB (156 words) - 00:24, 30 July 2020
diameter of stem; lateral spikes pistillate, rarely distal androgynous, larger spikes with not more than 40 perigynia, dense, pedunculate, prophyllate;
10 KB (625 words) - 02:18, 30 July 2020
(smaller) caducous, linear, membranous, margins sessile or stipitate-glandular, (larger) ± persistent, narrowly oblong, ± herbaceous, margins sessile or stipitate-glandular
16 KB (1,227 words) - 14:40, 30 July 2020
Inflorescences terminal and/or axillary, cyme pairs (often aggregated into larger spikelike or paniclelike units), cymes sessile, umbellike, contracted, subtended
8 KB (320 words) - 00:55, 30 July 2020