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| comans comans comans | covered with hair | |||
| comans | comant | adj | covered with hair | |
| Carex comans Berggr. | ||||
| comatus comata comatum | hairy | |||
| comatus | comat | adj | hairy | |
| Allionia comata Small | ||||
| comitatus comitata comitatum | accompanied | |||
| comitatus | comitat | ppar | attended, accompanied | |
| commixtus commixta commixtum | mixed together | |||
| commixtus | commixt | ppar | commisceo to mix, to intermingle | |
| Sorbus commixta Hedl. Eriogonum commixtum Greene ex Tidestrom Astragalus commixtus Bunge | ||||
| communis communis commune | common | |||
| communis | commun | adj | common, ordinary | |
| Canarium commune L. Commelina communis L. | ||||
| commutatus commutata commutatum | changeable | |||
| commutatus | commutat | ppar | commuto to change, t alter; to exchange | |
| Selaginella commutata Alderw. Polygonatum commutatum (J.A. & J.H.Schultes) A.Dietr. Aster commutatus (Torr. & Gray) Gray | ||||
| comosus comosa comosum | hairy | |||
| comosus | comos | adj | hairy, with long hair | |
| Hippocrepis comosa L. Muscari comosum (L.) P.Mill. Ananas comosus (L.) Merr. | ||||
| compactus compacta compactum | compact | |||
| compactus | compact | adj | compacted, compressed | |
| Acaena compacta Hauman Linum compactum A.Nels. Erigeron compactus Blake | ||||
| complanatus complanata complanatum | flattened | |||
| complanatus | complanat | adj | complano to level, flatten | |
| Acarospora complanata H. Magn. Diphasiastrum complanatum (L.) Holub Scirpus complanatus Retz. | ||||
| complexus complexa complexum | embraced | |||
| complexus | complex | ppar | complector to encircle, entwine, surround | |
| Muehlenbeckia complexa Meisn. | ||||
| complicatus complicata complicatum | folded back on itself | |||
| complicatus | complicat | ppar | complico to fold together, roll up | |
| Rosa complicata Gren. Spartium complicatum L. Adenocarpus complicatus (L.) J. Gay | ||||
| compositus composita compositum | compounded | |||
| compositus | composit | adj | put together, brought together | |
| Aspicilia composita (Lynge) J. W. Thomson Eriogonum compositum Dougl. ex Benth. Erigeron compositus Pursh | ||||
| compressus compressa compressum | compressed | |||
| compressus | compress | ppar | comprimo to compress, squeeze together | |
| Opuntia compressa J.F.Macbr. Eriocaulon compressum Lam. Anastrophus compressus (Sw.) Schlecht. ex Doell | ||||
| comptus compta comptum | adorned | |||
| comptus | compt | padj | adorned; embellished, ornate | |
| Crataegus compta Sarg. | ||||