| Name |
Pronunciation |
Meaning |
| purpureorhachis | pur-pur-ee-oh-RAK-iss | Purple spine or ridge |
| Blackwellia | blak-WELL-ee-a | Named for Elizabeth Marianne Blackwell, 20th century botanist |
| blackwellii | blak-WELL-ee-eye | Named for Elizabeth Marianne Blackwell, 20th century botanist |
| blackwelliana | blak-well-ee-AY-na | Named for Elizabeth Marianne Blackwell, 20th century botanist |
| acutinervium | ak-yoo-tee-NER-vee-um | Sharp veins |
| acutinervia | ak-yoo-tee-NER-vee-a | Sharp veins |
| angosturense | an-go-stur-EN-see | Of or from Ciudad Bolivar (formerly Angostura), in Venezuela |
| angosturensis | an-go-stur-EN-sis | Of or from Ciudad Bolivar (formerly Angostura), in Venezuela |
| angustina | an-goo-STEE-na | narrow |
| angustinum | an-goo-STEE-num | narrow |
| angustinus | an-goo-STEE-nus | narrow |
| angustisecta | an-goo-ste-SEK-ta | Narrow sections |
| angustisectum | an-goo-ste-SEK-tum | Narrow sections |
| angustisectus | an-goo-ste-SEK-tus | Narrow sections |
| Platylobium | plat-ee-LOH-bee-um | Broad pod |
| submarginalis | sub-mar-jin-AL-iss | Small margins (or nearly-margined) |
| Polyxena | pol-ee-ZEE-na | In Greek mythology, the name for Priam's daughter, which means many guests |
| petriei | PET-ree-eye | Named for Donald Petrie, 20th century New Zealand botanist and taxonomist |