20289. Phenolic diarylheptenones from Alnus rubra bark. Phytochemistry Alnus rubra Chen J, Karchesy JJ and González-Laredo RF (1998). Planta Med. PubMed: 17253222
20290. The essential oil composition of Angelica glauca roots. Phytochemistry Angelica glauca Kaul PN, Mallavarapu GR and Chamoli RP (1996). Planta Med. PubMed: 17252418
20291. Two new secoiridoid glycosides from Gentiana algida. Phytochemistry Gentiana algida Tan RX et al (1997). Planta Med. PubMed: 17252380
20292. Flavonolacyl glycosides of the aerial parts of Eryngium campestre. Phytochemistry Eryngium campestre Hohmann J et al (1997). Planta Med. PubMed: 17252338
20293. Biologically active triterpenoid saponins from Ardisia japonica. Phytochemistry Ardisia japonica Chang X et al (2007). J Nat Prod. PubMed: 17243725
20294. Asparagus racemosus--ethnopharmacological evaluation and conservation needs. Ethnobotany Asparagus racemosus Bopana N and Saxena S (2007). J Ethnopharmacol. PubMed: 17240097
20295. Flavonol glycosides from Scolymus hispanicus and Jasonia glutinosa. Phytochemistry Scolymus hispanicus Rubio B et al (1995). Planta Med. PubMed: 17238119
20296. Flavonoid glycosides from aerial parts of Pulmonaria officinalis. Phytochemistry Pulmonaria officinalis Brantner A and Kartnig T (1995). Planta Med. PubMed: 17238118