| Subject | English | Latin |
| biol. | Algerian ash | Fraxinus dimorpha |
| agric. | American ash | Fraxinus americana |
| biol. | American ash | Fraxinus americana L. |
| bot. | American black ash | Fraxinus nigra |
| biol. | American mountain ash | Sorbus americana Marsh. |
| bot. | American white ash | Fraxinus americana |
| trad.med. | ash bark | Fraxini Cortex |
| life.sc., agric. | ash bark beetle | Leperisinus varius F. |
| entomol. | ash bark beetle | Hylesinus fraxini |
| life.sc., agric. | ash bark beetle | Leperisinus fraxini Panz. |
| nat.sc., agric. | ash bark beetle | Leperisinus fraxini |
| biol. | ash borer | Podosesia syringae fraxini (Lugger) |
| entomol. | ash borer | Podosesia fraxini |
| biol. | ash borer | Podosesia syringae (Harris) |
| ornit. | ash-breasted antbird | Myrmoborus lugubris |
| ornit. | ash-breasted sierra-finch | Phrygilus plebejus |
| ornit. | ash-breasted tit-tyrant | Anairetes alpinus |
| ornit. | ash-browed spinetail | Certhiaxis curtata |
| zool. | ash-browed spinetail | Cranioleuca curtata |
| life.sc., agric. | ash bud moth | Prays fraxinella Nrtk. |
| nat.sc., agric. | ash bud moth | Prays fraxinella |
| pest.contr. | ash cankerous gall | Bacterium savastanoi fraxini |
| ichtyol. | ash-coloured conger | Conger cinereus |
| zool. | ash-coloured cuckoo | Coccyzus cinereus |
| ornit. | ash-coloured pewee | Contopus cinereus |
| ichtyol. | ash-coloured rudderfish | Kyphosus cinerascens |
| ornit. | ash-coloured tapaculo | Myornis senilis |
| ornit. | ash-coloured tapaculo | Myornis |
| ornit. | ash-fronted flycatcher | Myiarchus phaeocephalus |
| entomol. | ash-gray blister beetle | Macrobasis unicolor |
| biol. | ash-gray blister beetle | Epicauta fabricii Le-Conte |
| entomol. | ash-grey blister beetle | Epicauta fabricii |
| entomol. | ash-grey leaf bugs | Piesmidae |
| entomol. | ash-grey leaf bugs | Piesmatidae |
| life.sc., agric. | ash-leaf maple | Acer negundo |
| nat.sc., agric. | ash leaf maple | Acer negundo |
| biol. | ash-leaved maple | Negundo aceroides Moench. |
| nat.sc., agric. | ash-leaved maple | Acer negundo |
| biol. | ash-leaved maple | Negundo fraxinifolium Nutt. |
| bot. | ash-leaved maple | Negundo fraxinifolium |
| biol. | ash-leaved maple | Acer negundo L. |
| ichtyol. | Ash Meadows killifish | Empetrichthys merriami |
| life.sc., agric. | ash midrib pouch-gall | Dasineura fraxini |
| nat.res. | ash midribgall midge | Contarinia canadensis |
| entomol. | ash plant bug | Neoborus amoenus |
| entomol. | ash plant bug | Tropidosteptes amoenus |
| entomol. | ash psyllid | Psyllopsis fraxini |
| biol. | ash pumpkin | Benincasa hispida Cogn. |
| agric. | ash pumpkin | Benincasa cerifera |
| biol. | ash pumpkin | Benincasa cerifera Savi. |
| agric. | ash pumpkin | Benincasa hispida |
| biol. | ash pumpkin | Benincasa Say |
| zool. | ash-rumped swift | Chaetura cinereiventris sclateri |
| zool. | Ash's lark | Mirafra ashi |
| pest.contr. | ash stem blight | Macrophomina phaseoli |
| entomol. | ash sucker | Psyllopsis fraxini |
| zool. | ash-throated antwren | Herpsilochmus parkeri |
| ornit. | ash-throated bush tanager | Chlorospingus canigularis |
| ornit. | ash-throated casiornis | Casiornis fusca |
| ornit. | ash-throated crake | Porzana albicollis |
| ornit. | ash-throated flycatcher | Myiarchus cinerascens |
| ornit. | ash-throated gnateater | Conopophaga peruviana |
| nat.sc., agric. | ash-tree | fraxinus spp. |
| biol. | ash-tree | Fraxinus chinensis Roxb. |
| entomol. | ash-tree saw-fly | Tomostethus melanopigius |
| entomol. | ash underwing | Catocala fraxini |
| relig. | Ash Wednesday | Feria quarta Cinerum |
| ornit. | ash-winged antwren | Terenura spodioptila |
| nat.sc., agric. | Australian white ash | Eucalyptus fraxinoides |
| nat.sc., agric. | black ash | Fraxinus nigra |
| entomol. | black-headed ash sawfly | Tethida cordigera |
| environ., nat.res. | blue ash | Fraxinus quadrangulata |
| biol. | blue ash | Fraxinus quadrangulata Michx |
| nat.sc., agric. | brown ash | Fraxinus nigra |
| pest.contr. | brown headed ash sawfly | Tomostethus multicinctus |
| entomol. | brown-headed ash sawfly | Tomostethus multicinctus |
| biol. | cascade mountain-ash | Sorbus cascadensis |
| biol. | Chinese ash | Fraxinus chinensis Roxb. |
| forestr. | common ash | Fraxinus excelsior |
| biol. | common ash | Fraxinus excelsior L. |
| biol. | common prickly-ash | Zanthoxylum americanum Mill. |
| entomol. | Curtis' ash-bud ermel | Prays curtisellus |
| biol. | dense-head mountain ash | Sorbus sinifolia K. Koch. |
| agric. | emerald ash borer | Agrilus planipennis |
| forestr. | European ash | Fraxinus excelsior |
| biol. | European ash | Fraxinus excelsior L. |
| agric. | European mountain-ash | Sorbus aucuparia |
| biol. | European mountain-ash | Sorbus aucuparia L. |
| biol. | flatspine prickly ash | Zanthoxylum simulans Hance |
| nat.sc., agric. | flowering ash | Fraxinus ornus |
| biol. | flowering ash | Fraxinus ornus L. |
| bot. | gray ash | Fraxinus pennsylvanica |
| entomol. | great ash sphinx | Sphinx chersis |
| nat.sc., agric. | green ash | Fraxinus pennsylvanica |
| biol. | green ash | Fraxinus lanceolata Borkh |
| agric. | heart rot of ash | Inonotus hispidus |
| bot. | Japanese ash | Fraxinus japonica |
| bot. | Japanese ash | Fraxinus lanuginosa |
| nat.sc., agric. | Japanese ash | Fraxinus mandshurica |
| biol. | Japanese ash | Fraxinus longicuspis Sieb. et Zucc. |
| biol. | Japanese prickly ash | Zanthoxylum piperitum DC. |
| biol. | Korean mountain-ash | Sorbus commixta Hedlund. |
| bot. | Manchurian ash | Fraxinus mandshurica |
| biol. | Manchurian ash | Fraxinus mandshurica Rupr. |
| nat.sc., agric. | manna ash | Fraxinus ornus |
| bot. | maple ash | Negundo fraxinifolium |
| bot. | maple ash | Acer negundo |
| nat.sc., agric. | mountain ash | Eucalyptus regnans |
| biol. | mountain-ash | Sorbus aucuparia L. |
| nat.sc., agric. | mountain ash | Sorbus aucuparia |
| biol. | mountain ash | Sorbus aucuparia L. |
| life.sc., agric. | mountain ash aphid | Dysaphis sorbi Kalt. |
| entomol. | mountain ash bentwing | Leucoptera scitella |
| biol. | mountain ash falsespiraea | Sorbaria sorbifolia L. A. Br. |
| agric. | mountain ash rust | Gymnosporangium cornutum |
| nat.sc., agric. | mountain ash sawfly | Lygaeonematus geniculata |
| entomol. | mountain ash sawfly | Nematus geniculatus |
| entomol. | mountain ash sawfly | Pristiphora geniculatus |
| nat.sc., agric. | mountain ash sawfly | Pristiphora geniculata |
| biol. | mountain-ash sawfly | Pristiphora geniculata (Hartig) |
| entomol. | mountain ash seed chalcid | Megastigmus brevicaudis |
| life.sc. | oakleaf mountain ash | Sorbus hybrida |
| biol. | Oregon ash | Fraxinus oregona Nutt. |
| biol. | pax ash | Fraxinus paxiana Lingelsheim |
| biol. | pohuashan mountain ash | Sorbus pohuashanensis Hedl. |
| biol. | prickly ash | Zanthozylum simulans Hance. |
| nat.sc., agric. | prickly ash | Aralia spinosa |
| biol. | prickly ash | Zanthozylum L. |
| biol. | prickly ash | Xanthoxylum Gmel. |
| biol. | pumpkin ash | Fraxinus tomentosa |
| nat.sc., agric. | red ash | Fraxinus pennsylvanica |
| biol. | red ash | Fraxinus pennsylvanica Marsh. |
| entomol. | red-headed ash borer | Neoclythus acuminatus |
| biol. | red-leaved ash | Fraxinus pubescens Lam. |
| bot. | rim ash | Fraxinus pennsylvanica |
| biol. | showy mountain-ash | Sorbus decora Sarg. Schneid. |
| biol. | Siberian mountain-ash | Sorbus sambucifolia Roem. |
| biol. | snowberry mountain ash | Sorbus dicolor Maxim. Hedl. |
| bot. | soft ash | Fraxinus pennsylvanica |
| bot. | Spath's ash | Fraxinus spaethiana |
| biol. | taller ash | Fraxinus excelsior L. |
| biol. | water-ash | Fraxinus caroliniana Mill. |
| bot. | white ash | Fraxinus pennsylvanica |
| agric. | white ash | Fraxinus americana |
| biol. | white ash | Fraxinus alba Marsh. |
| biol. | white ash | Fraxinus acuminata Lam. |
| biol. | white ash | Fraxinus americana L. |
| biol. | Wilson mountain-ash | Sorbus wilsoniana Schneid. |