INDEX 
Nemoseris Californica, 574. 
Nemoseris Neo-Mexicana, 574. 
Nettle, Common Hedge, 446. 
Nettle, Hedge, 444. 
Nicotiana, 464. 
Nicotiana glauca, 464. 
Nievitas, 428. 
Nigger-babies, 70, 336. 
Nightshade, 462. 
Nightshade, Purple, 462. 
Ninebark, 218. 
Noonas, 56. 
Nuphar, 156. 
N yctaginaceae, 100. 
Nymphaceae, 156. 
Nymphaea polysepala, 156. 
Ocean Spray, 236. 
Ocotillo, 294. 
Oenothera, 324, 326, 328, 330. 
Oenothera cheiranthifolia var. 
suffruticosa, 324. 
Oleaceae, 366 
Olive Family, 366. 
Onagraceae, 312. 
Onagra, 330. 
Onagra biennis, 330. 
Onagra Hookeri, 330. 
Onion, Pink Wild, 14. 
Onion, Wild, 14. 
Ookow, 16. 
O pulaster, 218. 
O pulaster malvaceus, 218. 
Opuntia, 306, 310. 
Opuntia acanthocarpa, 306. 
Opuntia basilaris, 308. 
Opuntia fulgida, 308. 
Orchidaceae, 72. 
Orchid Family, 72. 
Orchis, Phantom, 72. 
Orchis, Sierra Rein, 78. 
Orchis, Stream, 74. 
Oregon Grape, 154. 
Oreocarya, 432. 
Oreocarya multicaulis, 432. 
Oreocarya seiosissima, 432. 
Ornithogalum, 200. 
Orobanchaceae, 504. 
Orobanche, 504. 
Orogenia linearifolia, 332. 
Orojo de Leabre 564. 
Orpine Family, 192. 
Orthocar pus, 496. 
Orthocar pus attenuatus, 500. 
Orthocarpus densiflorus, 500. 
Orthocar pus erianthus, 498. 
Orthocar pus erianthus var. roseus, 
496. 
Orthocar pus erianthus var. versi- 
color, 498. 
Orthocar pus exsertus, 500. 
Orthocarpus faucibarbatus, 498. 
Orthocar pus luteus, 498. 
Orthocarpus purpureo-albus, 500. 
Orthocarpus purpurascens, 500. 
Owl’s-clover, 496, 500. 
Owl’s-clover, Yellow, 498. 
Oxalidaceae, 272. 
Oxalis, 272. 
Oxalis corniculata, 272. 
Oxalis Oregana, 272. 
Oyster Plant, 574. 
Oyster, Vegetable, 574. 
Pachylophus, 326. 
Pachylophus marginatus, 326. 
Paeonia Brownii, 138. 
Paint Brush, 472. 
Paint Brush, Indian, 470. 
Paint Brush, Scarlet, 472. 
Painted Cup, 470. 
Palo Verde, 264. 
Pansy, Yellow, 300. 
Papaveraceae, 160. 
Papaver, 162. 
Papaver heterophyllum, 164. 
Papaver somniferum, 162. 
Paper Flowers, 542. 
Parnassia, 196. 
Parnassia fimbriata, 196. 
Parnassia Californica, 196. 
Parosela, 246. 
Parosela Californica, 248. 
Parosela Emoryi, 248. 
Parosela spinosa, 240. 
Parsley Family, 332. 
Parsley, 332. 
Parsley, Whisk-broom, 334. 
Parsnip, 332. 
Parsnip, Indian, 336. 
Pea Family, 242. 
Pea, 242. 
Pea, Chaparral, 248. 
Pea, Golden, 246. 
Pear, 214. 
Pedicularis, 502. 
Pedicularis centranthera, 504. 
Pedicularis densiflora, 502. 
Pedicularis Groenlandica, 504. 
Pedicularis ornithorhynca, 502. 
Pedicularis semibarbata, 504. 
Pe-ik, 560. 
Pelargonium, 274. 
Pelican Flower, Yellow, 408. 
Pennycress, 178. 
Pennyroyal, Western, 436. 
Penstemon, 478. 
Penstemon acuminatus, 480. 
Penstemon antirrhinoides, 482. 
Penstemon breviflorus, 486. 
Penstemon Bridgesi1, 484. 
Penstemon centranthifolius, 484. 
Penstemon confertus, 482. 
Penstemon confertus var. caeruleo- 
purpureus, 482. 
Penstemon cordifolius, 480. 
Penstemon cyananthus, 480. 
Penstemon Eatoni, 484. 
Penstemon glandulosus, 478. 
Penstemon heterophyllus, 484. 
Penstemon laetus, 484. 
Penstemon linarioides, 484. 
Penstemon Newberryi, 480. 
Penstemon Parryi, 482. 
Penstemon Rattani var. minor, 
478. 
Penstemon Torreyi, 486. 
Penstemon Wrightit, 484. 
Penstemon, Blue, 480. 
Penstemon, Cardinal, 482. 
591 
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