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- Treatment on page 320. Mentioned on page 381. Plants minute and gregarious, or larger, forming compact tufts and cushions, unbranched to rarely 2–3-branched,5 KB (164 words) - 06:53, 30 July 2020
- Trees, rarely shrubs, deciduous, with gray or brownish bark. Terminal buds larger than lateral buds. Leaves alternate [or opposite], aromatic, usually odd8 KB (287 words) - 08:26, 30 July 2020
- or lateral; perichaetial leaves same size as vegetative leaves or usually larger, sometimes forming rosette, inner leaves usually highly differentiated,20 KB (757 words) - 07:35, 30 July 2020
- gymnostomous, or peristomate; annulus, when present, usually of 2–3 rows of larger cells, commonly revoluble; peristome, when present, single, of 16 simple8 KB (362 words) - 06:59, 30 July 2020
- semiterete or strongly flattened, with (2–) 3–15 adaxial cells near base, much larger than abaxial cells, often excurrent as an awn, awn smooth, or toothed or11 KB (655 words) - 06:51, 30 July 2020
- only 1 basal megasporangium in S. kraussiana), seldom with megasporophylls larger than microsporophylls, in 4 alternating ranks, with or without prominent10 KB (566 words) - 00:35, 30 July 2020
- connate; petals either 6 in 2 unequal whorls of 3 with petals of outer whorl larger, petals of inner whorl fleshier than the outer, often with corrugate nectary9 KB (359 words) - 08:43, 30 July 2020
- cross-section with undifferentiated incrassate cells, or sometimes thin-walled larger cells above and below central incrassate cells; laminal areolation uniform7 KB (330 words) - 06:52, 30 July 2020
- Stems with hollow center and series of small carinal (under the ridges) and larger vallecular (under the valleys) canals. Leaves in whorls, fused part of length11 KB (523 words) - 00:32, 30 July 2020
- exfoliating. Leaves cauline, 0.3–9 cm, fascicles of small leaves often present in larger leaf-axils; blade margins entire or subentire, serrate, or serrulate, sometimes9 KB (950 words) - 21:01, 7 June 2022
- gonioautoicous or dioicous; perichaetial leaves commonly differentiated, larger, convolute-sheathing. Sporophytes terminal on an elongate gametophytic stalk6 KB (255 words) - 06:44, 30 July 2020
- often homomallous, usually imbricate, concave, stem-leaves often somewhat larger than branch leaves; margins entire, serrulate, or subentire; apex usually6 KB (205 words) - 07:46, 30 July 2020
- elliptic, lanceolate, or oblong (basal and cauline, basal usually notably larger than cauline, cauline mostly sessile) Wyethia 14 Leaves mostly orbiculate21 KB (800 words) - 22:59, 29 July 2020
- (less than 1/5 their lengths in P. wallichii), petaloid, dimorphic, outer larger than inner; stamens 5–8, filaments distinct or connate basally, outer ones10 KB (671 words) - 10:11, 30 July 2020
- lyrate-pinnate, or odd-pinnate (commonly with smaller leaflets intermixed with larger ones); stipules often conspicuous, ± free or adnate to petiole or blade22 KB (1,259 words) - 14:34, 30 July 2020
- Cirsium (section Group 2: Large-headed Cirsium species of Pacific Coast, Intermountain Region, southwestern Deserts, and Rocky Mountains)World Cirsium species was greatly affected by the events of the Quaternary. Large areas were glaciated and other areas were vastly different during glacial60 KB (2,205 words) - 13:43, 10 February 2021
- or distinct and/or free; petals 3, median petal modified as lip, commonly larger or differing in form and color, lateral petals commonly but not always similar41 KB (2,210 words) - 05:19, 30 July 2020
- broadly triangular to ovate, ecostate, apex acuminate, the distal becoming larger, linear, lanceolate, or ligulate, with or without shoulders, margins distal12 KB (582 words) - 07:14, 30 July 2020
- semi-open, or closed; tepals ± monomorphic, outer tepals equaling or somewhat larger than inner, (dimorphic, with outer tepals shorter than inner in P. heterosepalum)11 KB (812 words) - 10:09, 30 July 2020
- arborescent forms. Bark thin, cracking longitudinally (shallowly furrowed in larger trees of Asimina triloba). Shoots: secondary branching sparse to copious11 KB (450 words) - 08:36, 30 July 2020