. Rocky Mountain flowers : an illustrated guide for plant-lovers and plant-users. ;rfy*r flat, Schknhria) Hriii -n-J: vtll:— :.i: i:t n--£: =r= ;;.•---: t~~ _-:...: ??>- ochenes Smear-wedge-shaped, pappus of about 10 lance-linear all aptly pointed scales; receptacle fat, wrtfcoct chaffy inrdhninre befl-shaped ©r hemi- pfaerk. the bracts nearly equal in 1-2 rows; heads aulitaiii or somewhat 5:?:: : — 1-1 :r i:~~ .11 t- :~ :: ?^r: iri t-if 10-12 mm. mgh; rajs 6-9 7 :iv?Ti;.:5 :-~ lili- poQysr many, pferis. wing)Heads with rose-purple pistillate ray-flowers in ours, the rays 3
. Rocky Mountain flowers : an illustrated guide for plant-lovers and plant-users. ;rfy*r flat, Schknhria) Hriii -n-J: vtll:— :.i: i:t n--£: =r= ;;.•---: t~~ _-:...: ??>- ochenes Smear-wedge-shaped, pappus of about 10 lance-linear all aptly pointed scales; receptacle fat, wrtfcoct chaffy inrdhninre befl-shaped ©r hemi- pfaerk. the bracts nearly equal in 1-2 rows; heads aulitaiii or somewhat 5:?:: : — 1-1 :r i:~~ .11 t- :~ :: ?^r: iri t-if 10-12 mm. mgh; rajs 6-9 7 :iv?Ti;.:5 :-~ lili- poQysr many, pferis. wing)Heads with rose-purple pistillate ray-flowers in ours, the rays 3-cfcft,disk-flowers purplish,, perfect, achenes Ifimear to wedge-shaped, 4-an^ of 8-12 pointed scales; receptacle flat, without chaff, jnmjluuie bc§-shaped. the bracts in l-Z cowi :> i*> colored; heads in covymribs; leavesL-:i:7ii:f :: :~.~:-:~.t .. -~:.~t ii:i Plate 41 ASTER FAMILY 1. Bahia dissecta 2. Actinella acaulis 3. Helenium Hoopesii: Sneezeweed 4. Hymenopappus tenuifolius 5. Pericome caudata 6. Dysodia papposa 7. Rydbergia grandiflora. EDITH S. CLEMENTS. PINXT ROCKY MOUNTAIN FLOWERS COCKAYNE. BOSTON POLYPTERIS—PTILOCALAIS 289 Stems 1-3 ft. high, sticky; leaves lanceolate, 2-4 in. long ; rays 8-10 P. hookeridna Prexaxtiiella Rydberg 1906(Diminutive of Prenanthes)Heads with rose or pink perfect strap-flowers, achenes wedge-shaped,4-5-ribbed, pappus of white, hair-like bristles; receptacle flat, without chaff,involucre oblong, with 1 row of oblong bracts and 1-2 small basal ones;heads solitary at the ends of the branches; leaves alternate, entire to pin-natifid; annual. Stems 4-10 in. high; leaves spatulate to oblong; in-volucre 4 mm. high, 4-5-flowered P. Prexaxthes Linne 1753 Rattlesnake Root(Gr. prenes, drooping, anthos, flower)(Nabalus Cass.)Heads of white, yellowish or purplish perfect strap-flowers, achenesoblong or cylindric, round or 4-5-angled, ribbed, pappus of white to red-dish-brown, hair-like bristles; receptacle flat, wi
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectwildflo, bookyear1920
