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Lower Taxa Campylopus angustiretis, Campylopus arctocarpus, Campylopus atrovirens, Campylopus carolinae, Campylopus flexuosus, Campylopus fragilis, Campylopus

subsectionChenopodium subsect. Leptophylla Show Lower Taxa Chenopodium atrovirens, Chenopodium cycloides, Chenopodium desiccatum, Chenopodium foggii, Chenopodium

genusEragrostis Show Lower Taxa Eragrostis airoides, Eragrostis amabilis, Eragrostis atrovirens, Eragrostis bahiensis, Eragrostis barrelieri, Eragrostis capillaris, Eragrostis

Show Lower Taxa Scirpus ancistrochaetus, Scirpus atrocinctus, Scirpus atrovirens, Scirpus congdonii, Scirpus cyperinus, Scirpus diffusus, Scirpus divaricatus

genusTortula Show Lower Taxa Tortula acaulon, Tortula amplexa, Tortula atrovirens, Tortula bolanderi, Tortula brevipes, Tortula californica, Tortula cernua

genusCampylopus speciesCampylopus atrovirens Show Lower Taxa Campylopus atrovirens var. atrovirens, Campylopus atrovirens var. cucullatifolius De Notaris

ser. Purpureofructus Show Lower Taxa Crataegus aquacervensis, Crataegus atrovirens, Crataegus cupressocollina, Crataegus enderbyensis, Crataegus okanaganensis

20 Fruit an utricle, pericarp separable; leaf blades entire Chenopodium atrovirens 20 Fruit an achene, pericarp attached; leaf blades often toothed > 21

Chenopodium subsectionChenopodium subsect. Leptophylla speciesChenopodium atrovirens Rydberg Mem. New York Bot. Gard. 1: 131. 1900. Steven E. Clemants, Sergei

familyDicranaceae genusCampylopus speciesCampylopus atrovirens varietyCampylopus atrovirens var. atrovirens Jan-Peter Frahm Treatment appears in FNA Volume

AL familyDicranaceae genusCampylopus speciesCampylopus atrovirens varietyCampylopus atrovirens var. cucullatifolius J.-P. Frahm Bryologist 83: 574, fig

Chloridoideae tribePoaceae tribe Cynodonteae genusEragrostis speciesEragrostis atrovirens (Desf.) Trin. ex Steud. Paul M. Peterson Common names: Thalia lovegrass

LAYOUT:treatment:TUOYAL familyCyperaceae genusScirpus speciesScirpus atrovirens Willdenow Enum. Pl. 1: 79. 1809. Alan T. Whittemore, Alfred E. Schuyler

seriesCrataegus (sect. Douglasia) ser. Purpureofructus speciesCrataegus atrovirens J. B. Phipps & O’Kennon Sida 20: 141, fig. 10. 2002. James B. Phipps Endemic

2: 223. 1855. Bruce A. Ford, A. A. Reznicek Illustrated Synonyms: Carex atrovirens Boeckeler Carex involucrata Boeckeler Treatment appears in FNA Volume

similar to those of S. atrovirens; the scales of S. pallidus are almost always black, rather than brownish as in S. atrovirens. Inflorescences of S. pallidus

Schuyler Common names: Scirpe de Hattori IllustratedEndemic Synonyms: Scirpus atrovirens var. viviparus Farwell Treatment appears in FNA Volume 23. Treatment on

occasionally hybridizes with S. atrovirens and S. hattorianus. Scirpus georgianus, S. flaccidifolius, S. hattorianus, S. atrovirens, and S. pallidus differ only

familyPottiaceae subfamilyPottiaceae subfam. Pottioideae genusTortula speciesTortula atrovirens (Smith) Lindberg Öfvers. Kongl. Vetensk.-Akad. Förh. 21: 236. 1864,. Richard

Alfred E. Schuyler IllustratedEndemicConservation concern Basionym: Scirpus atrovirens var. flaccidifolius Fernald Rhodora 40: 396. 1938 Treatment appears in

Common names: Dark-green mouse-ear chickweed Introduced Synonyms: Cerastium atrovirens Babington Cerastium tetrandrum Curtis Treatment appears in FNA Volume

Naturalist 7: 20. 1893. John R. Spence Endemic Basionym: Pseudoleskea atrovirens var. atricha Kindberg in J. Macoun and N. C. Kindberg, Cat. Canad. Pl

angustifolia R. R. Gates O. ammophiloides var. laurensis R. R. Gates O. atrovirens var. ostreae (A. H. Sturtevant) R. R. Gates O. canovirens var. cymatilis (Bartlett)

angustissima var. quebecensis R. R. Gates O. apicaborta R. R. Gates O. atrovirens Shull & Bartlett O. biennis var. cruciata (Nuttall) Torrey & A. Gray O

cinquefoil potentille de Pennsylvanie Illustrated Synonyms: Potentilla atrovirens Rydberg P. brooksensis Jurtzev P. pensylvanica var. arida B. Boivin P

Queen Charlotte Islands and adjacent mainland. It is also found (as in C. atrovirens) in the Alps. None. None. window.propertiesFromHigherTaxa=[{"rank":"genus"

North America and (as frequently in China) confused with the similar 3. C. atrovirens (for differences see discussion under the latter species). None. None

, Vt., Va., W.Va. Scirpus polyphyllus occasionally hybridizes with S. atrovirens. None. None. window.propertiesFromHigherTaxa=[{"rank":"genus","name":"Scirpus"

though this obscured by dense papillae. It is quite similar to Tortula atrovirens, the basis for an erroneous report of that species from Colorado by W

gametophyte, but the sporophyte is reduced and cleistocarpic. Tortula atrovirens and Crossidium aberrans have a somewhat similar leaf section but the former

and in Tortula in the strict sense. This species may be confused with T. atrovirens but the latter has a massive pad of bulging cells on the costa. None.

leaf apices. Didymodon nevadensis differs from the very similar Tortula atrovirens in its ovate leaf shape, deep groove at the leaf apex, smaller leaf cells

Soják (1994), the type of P. lasiodonta is the same entity. Potentilla atrovirens Rydberg and P. pensylvanica var. arida B. Boivin have sometimes been applied