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| pusillus pusilla pusillum | very small | |||
| pusillus | pusill | adj | very little, very small, tiny | |
| Tofieldia pusilla (Michx.) Pers. Geranium pusillum L. Amblyopappus pusillus Hook. & Arn. | ||||
| pustulatus pustulata pustulatum | blistered | |||
| pustulatus | pustulat | adj | blistered, with pustules | |
| Lachenalia pustulata Jacq. Collema pustulatum Ach. Cucumis pustulatus Hook. f. | ||||
| pycnanthus pycnantha pycnanthum | densely flowered | |||
| pycnos | pycn | adj | πυκνοϛ close, compact | |
| anthos | anth | noun/n | ανϑοϛ flower | |
| us | adj | Latinizing suffix | ||
| Acacia pycnantha Benth. Agropyron pycnanthum (Godr.) Godr. & Gren. Elymus pycnanthus (Godr.) Melderis | ||||
| pycnocarpos pycnocarpos pycnocarpon | densely fruited | |||
| pycnos | pycn | adj | πυκνοϛ close, compact | |
| o | o | cnct | connective vowel in botanical Latin, usually for Greek words but in some cases, such as color tingeing, for Latin words | |
| carpos | carp | noun/m | καρποϛ fruit | |
| os | adj | οϛ adjectival suffix | ||
| Athyrium pycnocarpon (Spreng.) Tidestrom | ||||
| pycnostachyus pycnostachya pycnostachyum | dense spikes | |||
| pycnos | pycn | adj | πυκνοϛ close, compact | |
| o | o | cnct | connective vowel in botanical Latin, usually for Greek words but in some cases, such as color tingeing, for Latin words | |
| stachys | stachy | noun/m | σταχυϛ spike; ear of corn | |
| us | adj | Latinizing suffix | ||
| Liatris pycnostachya Michx. Pterocaulon pycnostachyum (Michx.) Ell. Astragalus pycnostachyus Gray | ||||
| pygmaeus pygmaea pygmaeum | dwarf | |||
| pygmaeos | pygmae | adj | πψγμαιοϛ dwarfish | |
| us | adj | Latinizing suffix | ||
| Alstroemeria pygmaea Herb. Papaver pygmaeum Rydb. Tonestus pygmaeus (Torr. & Gray) A.Nels. | ||||